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Cisco Systems OL-11291-01 User's Manual

1. mu I 4 Weekly Daily IP Echo Latency Summary Report Monthly 10 08 2004 Collector Info Daily Statistics Races Le Avs Ay g Collector Operation ae Max Trys Over ferar awe Max Or oa Error ave over msecs msecs o msecs 0 msecs msecs msecs 761 DefaultIpEchoPri3 0 0 of 0 0 0 O 0 100 00 0 of o 373 DefaultIpEchoPri7 0 0 of 0 0 0 0 0 99 49 0 o 0 340 DefaultIpEchoPri7 0 0 0 0 0 0 0 0 100 00 4 a 0 307 DefaultlpEchoPri 0 0 0 0 0 0 0 0 100 00 0 Oo 0 1 274 DefaultlpEchoPri 0 0 of 0 0 4 4 0 99 4 0 of 0 7 241 DefaultIpEchoPri 0 0 of 0 0 4 4 0 4 4 0 208 DefaultIpEchoPri7 0 0 of 0 0 4 4 0 4 a 0 175 DefaultIpEchoPri7 0 0 of 0 0 0 0 0 100 00 8 a 0 142 DefaultIpEchoPri7 0 0 of 0 0 0 0 0 100 00 0 o 0 1 109 DefaultIpEchoPri7 0 0 of 0 0 0 0 0 100 0 0 0 or AF I Figure 5 17 Daily Services Latency Summary Report Page Back gt 2 Al Asearch Favorites EBHmedia B S S a VB Address http 1 11 11 111 fipm dailyLatencyReports do x co Google Search Web RRscarch ste go PARA E Erste popups alowed FuOntions A Y customze s Search sionin Autos Sports Yg Careers K Moble lt 7 N
2. Table C 1 IPM Operations Mapped to SA Agent Version Operations SAA Version DLSw 2 1 0 DHCP 2 1 0 DNS 2 1 0 HTTP 2 1 0 IP PathEcho 2 1 0 ICMP Echo 1 0 1 Jitter 2 1 0 TCP Connect 2 1 0 SNAEcho 2 1 0 SSCPEcho 2 1 0 SNA LUO Echo 1 0 1 SNA LU2 Echo 1 0 0 UDP 2 1 0 FTP 2 2 0 1 RTR Responder is supported from SAA 2 1 0 version 2 Server support for 2 2 0 OL 11291 01 User Guide for Internetwork Performance Monitor E Appendix C SA Agent Feature Mapping Verify Your SA Agent Version On your device run the command show rtr application The expected output on your device is Version Max Packet Data Size 2 2 0 Round Trip Time MIB Time of Last Change in Whole System Number o Number o Number o Number o Supported Type Type Type Type Suppor Pro Pro Pro Pro Pro Pro Pro Pro Pro Pro Pro Pro Mh o 000000000 Fh FH FH h Fh FH Fh Fh tocol tocol tocol tocol tocol tocol tocol tocol tocol tocol tocol tocol Max Number of Entries f Entries configured f active Entries 12 f pending Entries 0 f inactive Entries 0 Operation Types Operation to Perf Operation to Per eas K 5 Operation to Perform Operation to Perform Operation to Perform Operation to Per Operation to Per Operation to Perform Operation to Perform Operation to Perform ted Protocols Type Type
3. Error Chart Errors Geet Total TimeOuts 967 1 44 m g 400 Total Busies 0 0 00 rd Total Drops 0 0 00 amp 200 Total Verify Errors 0 0 00 ols m H m 0305 032 03 19 03 26 04 02 04 09 04 15 04 23 04 30 05 07 WTime Outs HBusies Drops OYerify z tans Completion Summary Chart ompletion Summar p MY 10000 p i Total Att ts E e re otal Attempts 67 154 100 00 ETES r Total Completions 66 187 98 56 i Bea Total Over Threshold 0 0 00 5 3 4000 b i 9 Total Errors 967 1 44 000 das ose osa osses odoz osoo odHe 0423 04 80 05 07 i Number of Completions Over Threshold amp Errors qo wS User Guide for Internetwork Performance Monitor 338 OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for Enhanced UDP W If you selected more than one collector their statistics appear in a single graph in the Historical Statistics Multi Collector Graph window see Figure 2 14 for an example For more detailed information about the statistics displayed in the UDP Historical Statistics window see the UDP Historical Statistics Window topic in the online help Measuring Network Performance for Enhanced UDP The Enhanced UDP operation for Voice over IP measures round trip latency packet loss and jitter in IP networks by generating synthetic UDP traffic The Enhanced UDP operation sends a defined number of packets of a
4. Request Payload bytes 64 Response Payload bytes 64 oe Add Help eas eee Close 43817 cwb ipm 4700a updated x In the Name field enter a descriptive name to assign to the operation In the Description field you can enter a brief description of the operation including its purpose In the Request Payloads field enter the number of bytes to use for the size of the payload of the request packet The default setting is 64 bytes In the Response Payloads field enter the number of bytes to use for the size of the payload of the response packet The default setting is 64 bytes Click Add IPM adds the newly defined operation to the IPM database Click Close to close the Configuration window For more detailed information about the options available from the DLSw Operation Configuration window see the DLSw Operation Configuration Window topic in the online help User Guide for Internetwork Performance Monitor OL 11291 01 Chapter3 Using IPM to Measure Network Performance Measuring Network Performance for DLSw W Viewing Statistics for DLSw The DLSw Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected DLSw collector To view end to end statistics for DLSw Step 1 From the IPM Main Window select one or more DLSw collectors up to 10 Step2 Select View gt Statistics The
5. FTP CI Enhanced UDP CI DLsw CI DHCP Cf Collectors Packet Settings 99 Port Settings IP QoS Type IP QoS Settings IP Precedence v O None v Target Port 3000 Step 4 enter a brief description of the operation including its purpose Step 5 QoS Type selection 120220 In the Name field enter a descriptive name to assign to the operation In the Description field you can Select the IP QoS Type as IP Precedence or DCSP The IP QoS Settings values change based on your IP e If you have selected IP QoS Type as IP Precedence select the IP QoS Settings value from the drop down The value you select sets the priority for the HTTP request packet The default setting is 0 no priority This option sets the ToS bits in the IP packet e If you have selected IP QoS Type as DSCP select the desired IP QoS Settings value from the drop down The value you select defines the packet priority and is based on the DSCP RFC standards Step 6 In the Target Port field enter the TCP port number for the target device to use when sending a response to a connection request Valid values are 1 to 65535 The default setting is 3000 You can specify any port number well known or otherwise on any IP host Cisco or non Cisco as long Step 7 Step 8 as someone is listening on that port on the target If this target uses the SA Agent make sure you configured it as
6. i Loose Source Routing Miscellaneous Settings Enable 120218 In the Name field enter a descriptive name to assign to the operation In the Description field you can enter a brief description of the operation including its purpose In the Protocol field select one of the following protocols and specify a Mode Name e IP e SNA LU 0 e SNA LU 2 e SNA SSCP Select the IP QoS Type as IP Precedence or DCSP The IP QoS Settings values change based on your IP QoS Type selection e If you have selected IP QoS Type as IP Precedence select the IP QoS Settings value from the drop down The value you select sets the priority for the HTTP request packet The default setting is 0 no priority This option sets the QoS bits in the IP packet e If you have selected IP QoS Type as DSCP select the desired IP QoS Settings value from the drop down The value you select defines the packet priority and is based on the DSCP RFC standards In the Request Payload field enter the number of bytes to use for the size of the payload of the ICMP echo request packet The default setting is 64 bytes If you have selected the Protocol as SNA LUO or SNA LU2 enter the number of bytes in the Response Payload field This the number of bytes for use for the size of the payload of the response packet The default setting is 64 bytes User Guide for Internetwork Performance Monitor M320 fs OL 11291 01
7. Sources Alias Name Host Name IP Address ee ere a Sed T UpTime ipm 3660 1 11 11 111 122X8T 2 2 0 16384 Tues 07 20 11 16 1048 _54 days 05 49 53 wms blr 2500b 1 11 11 111 11 2 18 1 0 1 16384 Fri 07 16 13 32 200 140 days 00 33 37 vms blr 2600b 1 11 11 111 12 3 3 2 2 0 16384 Mon 05 10 18 50 3465 118 days 00 11 34 c foms blr 2600c 111 11111 12 1 7b 2 1 1 16384 Fri 0716 12 55 0 48 days 14 50 04 4 120237 Done GE Local intranet Z 0L 11291 01 User Guide for Internetwork Performance Monitor E Chapter 5 Working With IPM From the CiscoWorks Homepage E Viewing Configuration Information Viewing Target Configuration Information You can display information about all devices defined as targets to IPM The configuration information displayed includes alias name host name or PU name IP address and target type To view configuration information for the targets defined to IPM select Internetwork Performance Monitor gt Reports gt Configuration Reports gt Targets on the CiscoWorks homepage The Targets Configuration Report page Figure 5 11 appears Figure 5 11 Targets Configuration Report Page ioi File gdt View Favorites Tools Help Back gt A A Qsearch fGyravorites meda yy 4 aa Address http dev dell 1741 ipm targetsReport do x Oc Googe search web Rechte gD PaveFank E Erste popups alowed Opti
8. ipm seed lt hostname gt lt filename gt lt type gt Starts a Seed File Configuration Process Connects to IPM servers on local host or lt hostname gt lt filename gt is the seed file name lt type gt is 1 for source 2 for target 3 for collector ipm tshoot Display information for Cisco TAC ipm regen Regenerate all Web reports ipm clientaddr Force Client to bind to specific IP address ipm password Establish passwords on client launching and Web clients ipm hostname Change the hostname used by the IPM Server and Client ipm dbprefs view View the current IPM Database preferences ipm dbprefs viewfile View the IPM Database preferences file ipm dbprefs reload Reload the IPM Database preferences file ipm baseline lt percent_value gt Increment the threshold values by lt percent_value between 1 999 gt above the average hourly threshold ipm ipaddrchg lt oldIpAddress gt lt newIpAddress gt Change the old IP Address to the new IP Address ipm upgrade IPM Remote Upgrade utility ipm cleanreport Clean Reports older than n days Windows ipm Starts all IPM Servers and one Client on the local host ipm start Starts all IPM Servers on the local host ipm stop Stops all IPM Servers on the local host ipm restart Restarts all IPM Servers on the local host ipm status Displays status of all IPM Servers on the local host ipm version Displays version of all IPM Servers on the local host ipm
9. CM Daily Weekly Aug 2004 IP Echo Aug 2004 Services Aug 2004 IP Path Aug 2004 Alert el Jul 2004 IP Echo Jul 2004 Services Jul 2004 IP Path Jul 2004 Alert i tO As E Done E vocal intranet N To view more detailed information from the Weekly Latency Reports page select a report for a specific date then select one of the following options for the month you want to view e J P Echo To view monthly latency statistics for all IP Echo collectors The Monthly IP Echo Latency Summary Report page appears e Services To view monthly latency statistics for all other non IP collectors and IP based services The Monthly Services Latency Summary Report page appears e P Path To view monthly latency statistics for all IP Path Echo collectors The Monthly IP Path Latency Summary Report page appears If a path never reaches its target IPM calculates the Web report based on the last hop in each path User Guide for Internetwork Performance Monitor OL 11291 01 Chapter5 Working With IPM From the CiscoWorks Homepage Viewing Jitter Data W e Alert To view monthly alert statistics Alerts are collectors with errors The Monthly Latency Alert Report page appears In all IPM Web reports if the Error field shows 100 then the Avg average and Avg Max average maximum fields show N A not available because no data is available For Monthly Reports the start time is always the beginning of the Mont
10. Daily HTTP Reports SA Daily Oct 08 2004 HTTP Oct 08 2004 Alert vile 120249 ee C T E internet i Step2 From the Daily HTTP Reports page select one of the following options e HTTP To view daily HTTP statistics for a specific date The Daily HTTP Summary Report page Figure 5 27 appears e Alert To view daily alert statistics for a specific date The Daily HTTP Alert Report page appears In all IPM Web reports if the Error field shows 100 then the Avg average and Avg Max average maximum fields show N A not available because no data is available User Guide for Internetwork Performance Monitor oL 11291 01 E 5 27 Chapter5 Working With IPM From the CiscoWorks Homepage W Viewing HTTP Data Figure 5 27 Daily HTTP Summary Report Page A Weekly Latency Reports Microsoft Internet Explorer provided by Cisco Systemsin E Ble Edt View Favortes Tools Hep e Heak gt OA A Aseh yravorites Hued G Dr 3 Si H Y Address http sb150 1741741 ipm weekiyLatencyReports do z c Google gt Search Web search site g PaseFank E Erste popups alowed MulOntions A WP 2 customize Search signin Autos Sports 49 Careers lt Mobile lt 7 News MyYahoo FIY Mail Links Cisco Systems Ciscoworks Help About Inter
11. To increase the timeout value allowing sufficient time for the data collection server process to start use one of the following procedures e Setting Server Timeout Values in Solaris e Setting Server Timeout Values in Windows User Guide for Internetwork Performance Monitor M432 By OL 11291 01 _ Chapter 4 Modifying IPM Components Setting New IPM Server Process Timeout Values W Setting Server Timeout Values in Solaris Step 1 Step 2 Step 3 Step 4 Step 5 To set server timeout values in Solaris On your IPM server use a text editor to open the ipm conf file In Solaris the default directory for the ipm conf file is opt CSCOipm etc amp Note The default directory for installing IPM is opt If you installed IPM in a different directory specify that directory instead of opt The data collection server s timeout value is defined in the following line in the file DataCollectionServer R MessageLogServer SNMPServer opt CSCOipm bin CWB_ipmData_colld ORBagentPort 44342 PMCserverName IPMProcessMgr PMCname DataCollectionServer MLCserverN ame IPMMsgLogServer MLCname DataCollectionServer N IPMDataCollectionServer R opt CSCOi pm 120 The configuration server s timeout value is defined in the following line in the file ConfigServer R MessageLogServer SNMPServer DataCollectionServer opt CSCOipm bin CWB_ipmConfigServerd ORBagentPort 44342 PMCserverName IPMProcessMgr PMCna
12. _ Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for IP W To measure performance for a specific path enable the Loose Source Routing option and add the hops for the operation to use Note Step 7 Step 8 Step 6 is valid only if you have selected the protocol as IP in step 5 In case you have selected any other protocol this step is not applicable Click Add IPM adds the newly defined operation to the IPM database Click Close to close the Configuration window For more detailed information about the options available from the Echo Operation Configuration window see the Echo Operation Configuration Window topic in the online help Viewing End to End Statistics for IP Step 1 Step 2 The IP Echo Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected Echo collector To view end to end statistics for IP Select View gt Statistics From the IPM Main Window select one or more IP Echo collectors up to 10 The IP Echo Historical Statistics window Figure 3 12 appears Figure 3 12 IP Echo Historical Statistics Window EZ IPM Historical Statistics ftpcoll File View Help Source Name 10 76 30 203 Start Date 11 19 02 5 22 21 PM IST Target Name Unused Operation Name ftpoper la x End Date 11 19 02 6 22 21 PM IST Data Granularity Hourly Summary Roun
13. Chapter4 Modifying IPM Components Changing IP Addresses Then if the addition of the resources is successful the output file labsrcfile txt out would contain the following information a cwb ipm 1600a public private OK a cwbh ipm 1600b public private OK a cwb ipm 1700a public private OK If the resources cannot be added for some reason ox is replaced with an appropriate error message Possible error messages include RO RO RO RO RO RO RO RO RO RO RO RO RO RO RO RO RO BAD VALUE PASSED COLLECTOR LIMIT EXCEEDED COLLECTOR NOT FOUND DATABASE ERROR DUPLICATE ENTRY DUPLICATE NAME INTERNAL ERROR INVALID COMMAND INVALID ENTRY INVALID IOS VERSION FOR TARGET INVALID PROTOCOL TYPE INVALID RTT TYPE INVALID TARGET FOR THE SELECTED OPERATION LOST CONNECTION TO SNMP SERVER OPERATION NOT FOUND SOURCE NOT FOUND TARGET NOT FOUND 7 T wH E a a a a a a d a d a a a d a AAADAA AA AAA AA AA AAA DADADAAADAAAAAAADDAD Changing IP Addresses When you physically move routers servers or other devices you might need to change their IP addresses You might also need to change IP addresses as your network grows If you have a DNS server IPM enables you to change an old IP address to a new IP address throughout the IPM database A Caution Changing an IP address changes every occurrence of that
14. Collector Information page Figure 5 13 appears I oL 11291 01 User Guide for Internetwork Performance Monitor Chapter5 Working With IPM From the CiscoWorks Homepage E Viewing Configuration Information Figure 5 13 Collectors Configuration Report Page Collectors Configuration Report Microsoft Internet Explorer provided by Cisco Systems Inc Bile Edt view Favortes Tools Help Back gt O A Asearch Gjravorites EFHmeda A D 3 a a E Address http dev dellt 1741 ipm collectorsReport do z es Google Search Web Reach ste g P88 Faste popups alowed Options 2 Ww E customize search sionin autos E Sports Careers K Mobile lt News MyYahoo EZY Mal Links rks Help About Cisco Systems Internetwork Performance Monitor Reports Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Contiguration Reports Collectors Collectors Configuration Report Co Name Source Target Operation Status Type Detail echol lipm 3660 64 104 137 132 DefaultIpEchoPri3 Running Stat Hourly Daily Weekly Monthly lecho2 _jipm 3660 ipm 3660 DefaultIpEchoPni Running Stat Hourly Daily Weekly Monthly echo3 fipm 3660 vms blr 2500b DefaultIpEchoPri Running Stat Hourly Daily Weekly Monthly
15. Select View gt Statistics The HTTP Historical Statistics window Figure 3 8 appears OL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for HTTP Figure 3 8 HTTP Historical Statistics Window IPM Historical Statistics 2600kToHTTP File View Help Source Name cwh ipm 2600k Start Date 4 25 00 9 25 32 PM EDT Target Name Unused End Date 5 4 00 10 45 46 AM EDT Operation Name HTTP3 Data Granularity Hourly Summary Round Trip Latency Round Trip Latency Avg Total Time Avg Page Time Avg TCP Time Avg DNS Time Latency Msecs S S ws 6 04 27 12 00AM 04 29 12 00AM 05 01 12 00AM 05 03 12 00 AM Total Time DNS Lookup Time TCP Connect Time Page Load Time Error Chart DNS TOs TCP TOs Page TOs DNS Query Errs HTTP Errs Occunances D w a Total Busies 0426 1 00AM 0428 12 00AM 04 30 12 00 AM 0502 12 00 AM 05 04 12 00 AM Total Drops GIONS TOs TCP TOs Page TOSODNS Query Errs HTTP Errs Drops i Busies Completion Summary Chart a Oo Completion Summary Total Attempts 12 517 100 00 Total Completions 12 401 99 07 Total Over Threshold 11 0 09 Total Errors 105 0 84 Occurances S rN o t PE T PYS a at t u u vr 04 27 12 00 AM 04 29 12 00 AM 05 01 12 00 AM 05 03 12 00 AM Number of Completions Over Threshold Errors 39291 For more detailed informa
16. Type Type Type Type Type Type Type Type Type Type Number of configurable probe is 483 RTR low memory water mark 35 ipIcmpEcho ipUdp snaRU snaLUOEchoApp1 snaLU2EchoApp1 ipTcpConn httpApp1l dnsAppl jitterAppl dlsw dhcp ftpAppl ARR and Data 16384 RTR 17 23 28 000 UTC Sun Mar 21 1993 500 12 echo pathEcho udpEcho tcpConnect http dns jitter dlisw dhcp ftp 31486 From the output version refers to the SAA version that is running on your device In addition to this you get information about IPM operations that are supported Protocols that are supported Number of collectors that are configured Number of collectors that can be configured E User Guide for Internetwork Performance Monitor OL 11291 01 agent browser Cc Cisco IOS software CLI client collector command line interface community name community string D data link switching GLOSSARY Process that resides in all managed devices and reports the values of specified variables to management stations GUI based hypertext client application such as Internet Explorer and Netscape Navigator used to access hypertext documents and other services located on innumerable remote servers throughout the World Wide Web WWW and Internet Cisco Internetwork Operating System software Cisco system software that provides common functionality scalability and securit
17. 100 0101 0108 0129 0205 02 12 Avg Minimumi Average Avg Maximum Id 1169 Taken 942 Hops 1 Historical Statistics Window Path Echo Collector oAmsterdamIpPat Start Date 12 31 99 10 41 30 AM EST End Date 2 16 00 8 49 56 AM EST Data Granularity Daily Id 91 Taken 2159 Hops 10 100 42 31 0107 01 14 0121 0128 0204 02 1 S Avg Minimum Average Avg Maximum Id 48 Taken 2005 Hops 10 260 100 12 31 0107 O1714 0171 0128 0204 02 1 Avg Minimum Average Avg Maximum Id 47 Taken 1360 Hops 10 340 Latency Msecs 100 PREL RN ee 12 31 0107 01714 0121 0128 0204 02 11 S Avg Minimum Average Avg Maximum id 24 Taken 1280 Hops 10 0107 01714 01721 0128 0204 02 11 Avg Minimumi Average Avg Maximum Id 3 Taken 496 Hops 1 E User Guide for Internetwork Performance Monitor OL 11291 01 _ Chapter 2 Getting Started With IPM Figure 2 13 Help Source Name owb ipm 1700b Target Name enm rtp 3620 Operation Name 60ByteVoiceLowThresh Summary Source Dest Jitter Positive Maximum Pos Average Maximum Pos Average Pos Average Minimum Negative Maximum Neg Average Maximum Neg Average Neg Average Minimum Dest Source Jitter Positive Maximum Pos Average Maximum Pos Average Pos Average Minimum Negative Maximum Neg Average Maximum Neg Average Neg Average Minimum Round Trip Latency Average Maximu
18. Chapter2 Getting Started With IPM Configuring the IPM Components Table 2 1 Predefined Operations continued Operation Description DefaultSMTP Measures the time to perform a TCP connect operation directed at the selected target on the standard Simple Mail Transfer Protocol SMTP port 25 Packet Priority is set to 0 no priority and Target Port is set to 25 DefaultSnaLu0Echo Measures end to end latency in an SNA network using LUO Protocol is set to SNA LUO Mode Name is set to INTERACT and Response Payload is set to 64 bytes DefaultSnaLu2Echo Measures end to end latency in an SNA network using LU2 Protocol is set to SNA LU2 Mode Name is set to D4A32782 and Response Payload is set to 64 bytes DefaultSnaSSCPEcho Measures end to end latency in an SNA network using SSCP protocol Protocol is set to SNA SSCP DefaultTelnet Measures the time to perform a TCP connect operation directed at the selected target on the standard Telnet port 23 Packet Priority is set to 0 no priority and Target Port is set to 23 DefaultUDPEcho Measures end to end latency for a UDP datagram Packet Priority is set to 0 no priority Request Payload is set to 64 bytes and Target Port is set to 7 Default Video Measures latency and jitter for Video traffic Packet Priority is set to 0 no priority Request Payload is set to 1024 bytes Packet Interval is set to 20 milliseconds Number of Packets is set to 20
19. Click the prompt and continue with the plug in installation procedure as described in the Installing IPM on Windows chapter of the Installation Guide for Internetwork Performance Monitor Why does my IPM client hang when I m trying to run it as an applet on Solaris There may be a problem with the CLASSPATH environment variable CLASSPATH specifies the path to the Java class library on your system However if CLASSPATH is set in the environment from which you launch the Web browser the Java plug in cannot function properly and you cannot run the IPM client as an applet To prevent this problem use the following procedure to make sure CLASSPATH is not set in the environment from which you launch the Web browser On the command line enter the env command A list of environment settings appears Find CLASSPATH in the list If CLASSPATH is not set to null no characters set it to null For csh or tcesh enter setenv CLASSPATH For ksh enter export CLASSPATH OL 11291 01 User Guide for Internetwork Performance Monitor AppendixA IPM FAQs and Troubleshooting Tips IPM FAQs CLASSPATH is set to null and you can run the IPM client as an applet Also make sure that you set the environment variables NPX_PLUGIN_PATH and NPX_JRE_PATH to the correct values For example in ksh enter export NPX PLUGIN_PATH opt NSCPcom j2re1_3_1 plugin sparc export NPX JRE _PATH opt NSCPcom j2re1_3_1 For more d
20. IPM server client and database IPM client on Windows XP workstation IPM client on Windows 2000 workstation IPM client on Solaris workstation 85632 For this release of IPM the server software runs on Solaris 2 8 Solaris 2 9 and Windows 2000 Professional and Server with SP3 or SP4 Windows 2000 Advanced Server with SP3 or SP4 Windows 2000 Terminal Services Remote Administration Mode with SP3 or SP4 or Windows 2003 The client software runs on Solaris 2 8 Solaris 2 9 Windows 2000 Professional and Server with SP3 and SP4 Windows XP Professional with SPla or Windows 2003 platforms The client server architecture is cross platform compatible which allows you to run the client and server software in mixed operating system environments For example you can run the IPM server on a Solaris workstation and access it from an IPM client running on a Windows workstation amp Note IPM does not support Network Address Translation NAT and Port Address Translation PAT between the client and the server The IPM server software consists of a group of functional services that manage the data among the network client workstations and the centralized database The IPM server manages the exchange of data between the IPM database and the network devices such as the source routers The IPM process manager launches and manages all of the IPM servers providing a robust and reliable launching platform for IPM
21. If you select this option you must specify the time based on a 24 hour clock specify the year in the format YYYY select the month from the month list and select the date from the calendar The default setting for On Date is the current date and time when the collector is being defined If the date selected is in the future then the collector s status in the IPM Main Window is Schedule Pending At the scheduled start time IPM configures the collector in the router and the status is reflected in the IPM Main Window Step7 Specify an end date for the collector The options are e Forever Allows the collector to run continuously until you stop it by selecting Edit gt Stop from the IPM Main Menu e Duration Stops the collector after the specified length of time has expired You can specify the duration in any combination of days hours and minutes e On Date Stops the collector at the specified date and time If you select this option you must specify the time based on a 24 hour clock specify the year in the format YYYY select the month from the month list and select the date from the calendar The default end date is exactly one day from the current date and time Step8 Click OK The specified start time and end time are defined for the collector Step9 From the Sources list select the router to designate as the source router for initiating test packets If you already know the name of the router start typing the name i
22. Step 1 Step 2 Step 3 Use the FTP Operation Configuration window to create modify or delete your own FTP operations for measuring performance while connecting and accessing data from an FTP server IPM does not provide a default FTP operation To define an FTP operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window Click FTP OL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for FTP The FTP Operation Configuration window Figure 3 9 appears Figure 3 9 FTP Configuration Window Er Configuration E Bouras i FTP Settings Targets j Ci Operations CI Echo Nemo CI Path Echo c UDP DefaultUDPEcho CI TCP Connect Cons HTTP FTP Enhanced UDP Packet Settings o c DLSw IP QoS Type IP Precedence vw C DHCP Collectors IP QoS Settings 0 None v Lookup Settings ojx Description eo 299 FTP URL Lookup String Mode of FTP Session Passwe v 120217 Step4 Inthe Name field enter a descriptive name to assign to the operation In the Description field you can enter a brief description of the operation including its purpose Step5 Select the IP QoS Ty
23. and Target Port is set to 50505 DefaultVPN Measures latency and jitter for VPN traffic Packet Priority is set to 0 no priority Request Payload is set to 1024 bytes Packet Interval is set to 20 milliseconds Number of Packets is set to 20 and Target Port is set to 2000 Default 160Byte Voice Measures latency and jitter for Voice over IP traffic Packet Priority is set to 5 Request Payload is set to 160 bytes Packet Interval is set to 20 milliseconds Number of Packets is set to 10 and Target Port is set to 16400 Default60Byte Voice Measures latency and jitter for Voice over IP traffic Packet Priority is set to 5 Request Payload is set to 60 bytes Packet Interval is set to 20 milliseconds Number of Packets is set to 10 and Target Port is set to 16400 Note that you can define one or more new operations to fit your needs For information about defining modifying or deleting operations see Working With Operations amp Note Although you cannot modify the default operations you can use them as templates for creating your own operations IPM does not provide a predefined HTTP or FTP operation Therefore before you create an HTTP collector or a FTP collector you must first create the respective HTTP or FTP operation E User Guide for Internetwork Performance Monitor OL 11291 01 Chapter2 Getting Started With IPM Step 13 Step 14 Step 15 Viewing Network Performan
24. be greater than 32 characters 140 Cannot locate RTR feature on the source router Ensure that you have a supported IOS version running on the router 141 Invalid Write Community string The specified Write Community string does not match the string in the router 162 Invalid Read Community string Either the specified Read Community string does not match the string in the device or the device is down 0L 11291 01 User Guide for Internetwork Performance Monitor Chapter5 Working With IPM From the CiscoWorks Homepage Hs Downloading the IPM Client Downloading the IPM Client You can access the IPM client installation software from the CiscoWorks homepage This access is useful if you do not have the CD ROM or if you prefer to download the software using your Web browser After you have downloaded the IPM client installation software to your workstation you must install the software on your local system You cannot download the Solaris client from Windows IPM servers You can download it only from Solaris IPM Servers The following sections provide details on downloading the IPM client e Downloading the IPM Client for Solaris e Downloading the IPM Client for Windows Downloading the IPM Client for Solaris Step 1 Step 2 To download the IPM client for Solaris Create a temporary directory in a disk partition that contains at least 64 MB of space in the temp directory on the workstation wher
25. cwb ipm 3600a cwb ipm rtr2 Operation Name DefaultUDPEcho Target Name End Date Summary Round Trip Latency Round Trip Latency 1 Average Maximum 18 1 28 H Average 3a io 3 Average Minimum 2 2136 Minimum Latency 5 4 af Maximum Latency 29 5 4 i 4 03005 0319 03 25 0409 0416 04 23 04 30 05 07 Average Minimumi Average Average Maximum Error Chart Errors Gey Total TimeOuts 967 1 44 M 400 Total Busies 0 0 00 p Total Drops 0 0 00 200 Total Verify Errors 0 0 00 olm m Bej 0305 032 0319 0325 04 02 049 04 6 04 23 04 30 05 07 WTime Outs HBusies Drops OYerify EGE Completion Summary Chart ompletion Summar 2 H 10000 Total Attempts 67 154 100 00 a anal 3000 Total Completions 66 187 98 56 4 2 6000 Total Over Threshold 0 0 00 5 2 4000 P 0 9 Total Errors 967 1 44 ery 0305 ose osa oses odo2 oaos OAG 0423 04 30 05 07 Number of Completions Over Threshold amp Errors 34153 Viewing Collector Properties To view detailed information about a defined collectors Working With Collectors Step 1 From the IPM Main Window select a collector Step2 Select View gt Properties The Properties Viewer window Figure 4 6 appears By default the Collector Properties window appears within the Properties Viewer window 0L 11291 01 User Guide for Internetwork Performance Monitor Chapter 4 Modifying IPM C
26. lt name gt is omitted display a list of all collectors If lt name gt is specified display information about the specified collector s Display source router configuration If lt name gt is omitted display a list of all source routers If lt name gt is specified display information about the specified source router cs Display collector configuration with status type category and start and end times converted to user friendly formatted text strings depicting the status information If lt name gt is omitted display a list of all collectors If lt name gt is specified display User Guide for Internetwork Performance Monitor oL 11291 01 m Appendix B IPM Command Reference E Output of ipm export help Command information about the specified collector Information displayed same as displayed by the c option with more readability t Display target configuration If lt name gt is omitted display a list of all targets If lt name gt is specified display information about the specified target 0 Display operation configuration If lt name gt is omitted display a list of all operations If lt name gt is specified display information about the specified operation dh Display hourly non jitter statistical data If lt name gt is omitted display data for all non jitter collectors If lt name gt is specified display information about the specified collector dd Display daily non jitter statistical
27. the collector cannot connect to the target and no data is collected OL 11291 01 User Guide for Internetwork Performance Monitor AppendixA IPM FAQs and Troubleshooting Tips IPM FAQs gt P PP PP PP PO For UDP operations what port numbers does IPM support For UDP connections valid port numbers are 7 and 1025 to 65535 If the target device is a Cisco router running version 12 1 or later of the Cisco IOS software you can specify any port that is not well known that is you can specify any port number greater than 1024 to communicate with the SA Agent Responder as long as someone is listening on that port on the target The only allowed well known port is UDP port 7 If the target is not running version 12 1 or later of the Cisco IOS software whether a Cisco or a non Cisco IP host you must specify UDP port 7 as the target port Does IPM provide a default HTTP operation No You must create your own HTTP operations See the Measuring Network Performance for HTTP for information about creating a new HTTP operation Does IPM provide a default FTP operation No You must create your own FTP operations See the Measuring Network Performance for FTP page 3 15 for information about creating a new FTP operation How many data collectors can IPM support There is no functional limit on the number of collectors that IPM can support However we recommend you limit the maximum number of coll
28. 11 11 11VinmidaiyitterReportsdo G0 Google RB Searchweb GRsearchsite gh PaseFink E Erste popups alowed Edoptions A WP 2 customize Search signin gp Autos i sports R Careers lt 3 Mobile lt News MyYahoo FIY Mal CiscoWorks Help About Cisco Systems Internetwork Performance Monitor COTL Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Jiter Reports gt Daily Daily Jitter Reports ie HN n Daily Weekly Daily Jitter Summary Report Monthly 10 08 2004 NU 5 Sre Dest aoe Dest Sre Completions us Jitter Jitter Avg Avg pie Max fos Max Tys msecs msecs Avg Max msecs Over Error Avg Operation RES of 0 0 0 50 00 Default 60Byte Voice 0 Last Week 0 Last Month 0 0 Default160Byte Voice 0 0 Last Week 0 0 0 0 0 0 f i Last Month 0 Default 60ByteVoice 0 Last Week 0 Last Month 0 User Guide for Internetwork Performance Monitor OL 11291 01 Chapter5 Working With IPM From the CiscoWorks Homepage Viewing Jitter Data W Viewing Weekly Jitter Data You can view a weekly summary of jitter data for each collector on the IPM server To view weekly jitter data collected by IPM Step1 Select Internetwork Performance Monitor gt Reports
29. 8 SNA glossary definition G 7 network performance measuring 3 29 SNA echo operation defining 3 30 statistics viewing 3 31 SNMP agent glossary definition G 7 glossary definition G 7 timeout and retry environment variables setting 4 28 in Solaris 4 29 in Windows 4 30 source configuration information viewing 5 13 source device about 1 2 defining 2 8 glossary definition G 7 Index W source interface on collector support in this release 1 5 source route bridging glossary definition G 7 source routers working with 4 1 adding 4 3 configured viewing list of 4 2 deleting 4 3 properties of viewing 4 2 SRB glossary definition G 8 SSCP glossary definition G 8 SSCP PU session glossary definition G 8 SSL compliance support in this release 1 5 SSP glossary definition G 8 start aging command description B 6 start client command description B 6 start command description B 6 start db command description B 7 starting IPM 2 1 on Solaris systems 2 1 on Windows systems 2 2 IPM client 2 2 as a standalone 2 3 from the CiscoWorks homepage 2 2 start name command description B 7 start pm command description B 7 static route glossary definition G 8 statistics printing 2 27 statistics on network performance about 1 2 viewing 2 17 for DLSw 3 7 for HTTP 3 13 for IP 3 21 for SNA 3 31 for TCP 3 35 for UDP 3 38 for UDP enhanced 3 41 for VoIP 3 41 OL 11291 01 User Guide for Internetwork Performance Monitor E
30. DLSw Historical Statistics window Figure 3 4 appears Figure 3 4 DLSw Historical Statistics Window File Help Source Name 172 18 11 89 Start Date 1 12 00 9 04 58 AM EST Target Name 172 18 11 90 End Date 2 18 00 8 08 55 AM EST Operation Name DefaultDLSw Data Granularity Weekly Summary Round Trip Latency Round Trip Latency w Average Maximum 39 gso Average 5 2 eat Rey Average Minimum 5 a Minimum Latency 520 2 i o Maximum Latency 63 0109 01 3 01717 0121 0125 0129 0202 0206 Average Minimum Average Average Maximum Error Chart 4 Errors 3 Total TimeOuts 2 0 00 a Total Busies 3 0 00 ge 8 fo Total Disconnects 7 0 02 o 0107 0171 0175 0179 0123 0127 01 31 02 04 0208 BiTime Outs H Busies Disconnects Completion Summary Completion Summary Chart Total Attempts 41 532 100 00 oe 10000 Pa Total Completions 41 520 99 97 s000 Total Over Threshold Oo 0 00 6000 2 Total Errors 12 0 03 6 40004 2oo0L 0 1 oas 01A 0A o2 01425 029 0202 02 06 Number of Completions Over Threshold Errors 34126 If you selected more than one collector their statistics appear in a single graph in the Historical Statistics Multi Collector Graph window see Figure 2 14 for an example p _ For more detailed information about the statistics displayed in the DLSw Historical Statistics window see the DLSw Historical Statis
31. Defining an SNA Echo Operation Define a collector to measure performance between the source router and target you defined For details on defining a collector see the Defining a Collector If you set the collector s schedule to On Demand start the collector when desired View the statistics in the Echo Historical Statistics window For details on viewing end to end statistics for SNA see the Viewing Statistics for SNA Defining an SNA Echo Operation Step 1 Step 2 Step 3 Step 4 Step 5 Step 6 The SNA Echo Operation Configuration window allows you to create modify or delete an SNA Echo operation To define an SNA Echo operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window Click Echo The Echo Operation Configuration window Figure 3 11 appears In the Name field enter a descriptive name to assign to the operation In the Description field you can enter a brief description of the operation including its purpose In the Protocol field select one of the following protocols e SNA LU 0 e SNA LU 2 e SNA SSCP In the Request Payload field enter the number of bytes to use for the size of the payload of the request packet The default setting is 64 bytes User Guide for Internetwork Performance Monitor M330 I OL 11291 01 Chapter3 Using IPM to Measure Netwo
32. Favorites Mede D 4 ade Address E epre G0 inks BS Cisco Systems CiscoWorks Help About Internetwork Performance Monitor Admin Server Info Import From Device and Credential Repository Download Client You Are Here Admin gt Server Info gt Console Log File Console Log file a security properties not found using defaults 1097475160136 October 11 2004 11 42 40 AM IPMProcessManager rven Info Process MessageLogSer Console Log File se Tro g Info m1 Viewing the Troubleshooting Log for IPM You can display the troubleshooting information for IPM This log contains information that might be requested by Cisco customer support personnel To view troubleshooting information for IPM select Internetwork Performance Monitor gt Admin gt Server Info gt Troubleshooting Info in the CiscoWorks homepage The IPM Server Troubleshooting Info page Figure 5 6 appears User Guide for Internetwork Performance Monitor OL 11291 01 Chapter 5 Working With IPM From the CiscoWorks Homepage Importing Devices From Device and Credential Repository i Figure 5 6 IPM Server Troubleshooting Info Page lalxi File Edit Yiew Favorites Tools Help Heak gt OA search Favorites GPmeda G Gy S Si He Address http irven x eo Links ICE CiscoWorks Help About E Cisco Systems Internetwork Performance Monitor Server Info Impo
33. Guide for Internetwork Performance Monitor Chapter4 Modifying IPM Components E Setting SNMP Timeout and Retry Environment Variables The following environment variables control SNMP timeouts and retries Variable Description IPM_SNMP_TIMEOUT _ Time in seconds for the IPM server to wait for a response The valid range is to 60 seconds The default is 5 seconds IPM_SNMP_RETRIES Number of times the IPM server tries again to send a request that has timed out while waiting for a response The valid range is to 5 retries The default is 3 retries IPM_SNMP_TIMEOUT_ Time in seconds to add to the current time out value INCREMENT for subsequent retries The valid range is 1 to 60 seconds The default is 5 seconds Using the default values IPM waits 50 seconds before determining that an SNMP request cannot be completed S seconds for the initial timeout followed by 3 retries of 10 15 and 20 seconds each If excessive SNMP timeouts are a problem in your network try slightly increasing the timeout and timeout increment values until the problem is eliminated To set new values for these variables use one of the following procedures e Setting SNMP Environment Variables in Solaris e Setting SNMP Environment Variables in Windows Setting SNMP Environment Variables in Solaris Step 1 Step 2 To set SNMP environment variables in Solaris use the following procedure Make sure the IPM server is not running Y
34. Guide for Internetwork Performance Monitor u OL 11291 01 Chapter5 Working With IPM From the CiscoWorks Homepage Viewing HTTP Data W Viewing HTTP Data You can view HTTP data gathered by IPM from its HTTP collectors from the CiscoWorks homepage The following sections provide details on the HTTP data you can view e Viewing Daily HTTP Data e Viewing Weekly HTTP Data e Viewing Monthly HTTP Data Viewing Daily HTTP Data You can view a daily summary of HTTP data for each HTTP collector on the IPM server To view daily HTTP data collected by IPM Step 1 Select Internetwork Performance Monitor gt Reports gt HTTP Reports gt Daily The Daily HTTP Reports page Figure 5 26 appears Figure 5 26 Daily HTTP Reports Page Daily HTTP Reports Microsoft Internet Explorer provided by Cisco Systems Inc a 5 xj File Edit View Favorites Tools Help Back gt O A Reach fSjravorites Meda J B S Sf d g Address http 1 11 11 111 fipm dailyHttpReports do z 60 Googe z Search web Rsearch site qg PaseFank site popups allowed Options 2 WP 2 custome search z sinin autos K Sports hg Careers lt Moble lt News QMy Yahoo EZY Mal gt Links Cisco Systems CiscoWorks Help About Internetwork Performance Monitor i i Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports HTTP Reports Daily
35. HE HE HE HE ERE H HE EERE This file has example definitions for collectors Comments starts with the character The format of the file is as follows lt command gt lt delim gt lt collName gt lt delim gt lt source gt lt delim gt lt target gt lt delim gt lt operation gt lt delim gt lt startTime gt lt delim gt lt duration gt lt delim gt lt collType gt lt SourceInterfaceIP gt lt delim gt characters are t space semicolon comma tab The valid commands are a A for add d D for delete u U for update lt collType gt is M for Monitored S for Statistical lt startTime gt is in the format MM DD YYYY hh mm ss lt startTime gt 1 gt start time will be now lt duration gt is in number of hours User Guide for Internetwork Performance Monitor OL 11291 01 EN Chapter 4 Modifying IPM Components E Adding Components Using Seed Files lt duration gt 0 gt Forever lt startTime gt For DHCP HTTP FTP DefaultVideo or DefaultVPN For DNS leave the field blank a colll routerl cisco com target1l a coll2 routerl cisco com target2 a coll3 routerl cisco com target3 a coll4 routerl cisco com target4 a coll5 router2 cisco com targetl a coll6 router2 cisco com target2 a coll7 router2 cisco com target3 a coll8 router2 cisco com target2 a coll9 router cisco com Unused a coll110 router cisco com Unused a col1l11 router cisco com Unused a coll12 router cisco com Unuse
36. Info Connected to the Mon Oct 2004 IST DataCollectionServer 7612 Info Connected to the Mon Oct 2004 IST DataCollectionServer 7612 Info Connected to the Mon Oct 2004 IST DataCollectionServer 7612 Info Data Collection Mon Oct 2004 IST DataCollectionServer 7612 Info Mon Oct 2004 IST IPMProcessManager Info Process DataCollectionSer Mon Oct 2004 IST ConfigServer 3152 Info Connected to Message Log Mon Oct 2004 IST ConfigServer 3152 Info Refreshing Re configuri Mon Oct 2004 IST DataCollectionServer 7612 Info Client dceClient Mon Oct 2004 IST DataCollectionServer 7612 Info Client aai Viewing the IPM Console Log You can display the contents of the IPM console log file on the server to which you are connected and which is currently running the IPM server This log contains unexpected error and warning messages from the IPM server To view the IPM console log select Internetwork Performance Monitor gt Admin gt Server Info gt Console Log File in the CiscoWorks homepage The Console Log page Figure 5 5 appears User Guide for Internetwork Performance Monitor I 0L 11291 01 Chapter5 Working With IPM From the CiscoWorks Homepage E Viewing IPM Server Information Figure 5 5 Console Log File Page A Console Log file Microsoft Internet Explorer provided by Cisco Systems Inc 8 x Fle Edt vew Favorites Tools Help Back gt OA A search
37. Step 1 Step 2 Step 3 Step 4 IPM s UDP operation measures round trip latency between a source and any IP enabled device running UDP services Latency is computed by measuring the time taken to send a datagram and receive a response from the target device The UDP operation also measures availability and errors for UDP services To measure end to end performance for UDP Define a device as the source device from which to measure performance For details on defining a source device see Defining a Source Device Define a device as the target of connection requests from the source device For details on defining a target see Defining a Target To control how statistics are collected use the DefaultUDP operation or define your own UDP operation For details on defining a UDP operation see Defining a UDP Operation Define a collector to measure performance between the source router and target you defined For details on defining a collector see Defining a Collector If you set the collector s schedule to On Demand start the collector when desired View the statistics in the UDP Historical Statistics window For details on viewing end to end statistics for UDP see Viewing Statistics for UDP Defining a UDP Operation Step 1 Step 2 Step 3 IPM provides a default UDP operation for measuring performance between a source and target In addition IPM provides the option to create modify or delete your own UDP operations fr
38. The IPM client integrates with the CiscoWorks homepage From a Web browser running on a Solaris 2 8 Solaris 2 9 Windows 2000 Professional and Server with SP3 and SP4 Windows XP Professional with SPla or Windows 2003 platforms workstation on the network you can e Access the source target operation and collector definitions e View Web based reports of the performance metrics User Guide for Internetwork Performance Monitor ia g OL 11291 01 _ Chapter 1 Overview of IPM New Features in IPM 2 6 W Download Launch the IPM client View Web based troubleshooting information Determine the version of IPM that has been installed View seed files All the above functions can be launched via the CiscoWorks homepage New Features in IPM 2 6 These are the new features in IPM 2 6 Support for importing device from Device and Credential Repository IPM 2 6 provides you the facility to import devices from the Device and Credential Repository You can import devices as Sources as Target SAA Responders or as Target IP Devices Differentiated Service Code Point DSCP support In IPM 2 6 users are provided with the feature of selecting either the IP Precedence settings or DSCP setting Source interface on collector In the earlier IPM releases users could not specify a source interface configuration on an individual collector basis while configuring a collector IPM 2 6 has features to overcome this limitatio
39. Total Complations 4 233 99 79 gaor EE j Total Over Threshold 0 000 fal Total Errors 9 021 M 04726 12 00 PM 04 27 12 00 PM Number of Completions Over Threshold Errors g DQ User Guide for Internetwork Performance Monitor I oL 11291 01 EN Chapter2 Getting Started With IPM E Viewing Network Performance Statistics Figure 2 12 File Help Historica tatistics Source Name cwb ipm 2500a Target Name amsterdam gh2 Operation Name DefaultlpPathEcho C Path List Cj ld 117 Taken 2188 Cjld 91 Taken 2159 Cjld 25 Taken 2131 Cj ld 48 Taken 2005 Cold 46 Taken 1476 1 11 111 1 cwb ipm 7200b 111 1114 111 1111 1 11 111 1 111 1111 1 11 111 1 1 11 111 1 111 1111 111 1111 ld 47 Taken 1360 Hops 10 Id 357 Taken 1320 Hops 10 J id 24 Taken 1280 Hops 10 J id 1169 Taken 342 Hops 1 Cjld 3 Taken 496 Hops 1 Id 117 Taken 2188 Hops 10 8 Latency Msecs 68 a Lee aa 12 31 0107 01 14 01 721 0128 0204 02 1 Avg Minimum Average Avg Maximum Taken 2131 Hops 10 y Astra z 6 Latency Msecs 100 12 31 0107 01714 0121 0128 0204 02 1 Avg Minimum Average Avg Maximum Id 46 Taken 1476 Hops 10 100 a 12 31 0107 01714 0121 S Avg Minimum Average Avg Maximum id 357 Taken 1320 Hops 10 500 0128 0204 02 11 Latency Msecs 8 _
40. Weekly Daily Jitter Summary Report Monthly 10 08 2004 LIT Sre Dest Dest Sre Completions Jitter Jitter Avg Round Trip Collector Info Latency Avg Avg Avg Max Avg Max Avg Max trys Over Errar msecs msecs msecs o msecs msecs msecs 372 Default 1 60Byte Voice 0 0 0 Last Week 20160 0 50 00 Last Month 33318 0 50 00 Default 60ByteVoice 0 0 0 Last Week i ol 0 2 oO 20160 0 50 00 Last Month 33326 0 50 00 Default 1 60ByteVoice of 0 0 Last Week 20160 0 50 00 Collector Operation Last Month 33610 0 50 00 E A E at 1 a rT aan eg Internet Step2 From the Monthly Jitter Reports page select one of the following options e Jitter To view monthly jitter latency statistics for a specific month The Monthly Jitter Summary Report page appears e Alert To view monthly alert statistics for a specific month The Monthly Jitter Alert Report page appears In all IPM Web reports if the Error field shows 100 then the Avg average and Avg Max average maximum fields show N A not available because no data is available For Monthly Reports the start time is always the beginning of the Month Consider a Collector started on 15 January 2002 which is Tuesday The Monthly data for that Collector would have a time stamp of January 2002 the start date of that month User
41. Weekly HTTP Summary Report page appears Alert To view weekly alert statistics for a specific week The Weekly HTTP Alert Report page appears In all IPM Web reports if the Error field shows 100 then the Avg average and Avg Max average maximum fields show N A not available because no data is available For Weekly Reports the start time is always the beginning of the Week i e Sunday Consider a Collector started on 16 January 2002 which is Wednesday The Weekly Data for that Collector would have a time stamp of 13 January 2002 which is Sunday the start date of that week User Guide for Internetwork Performance Monitor a OL 11291 01 Chapter5 Working With IPM From the CiscoWorks Homepage Viewing HTTP Data W Figure 5 28 Weekly HTTP Reports Page zia Le File Edt View Favorites Tools Help Heak gt OA A Asah aiFavortes meda G Br S Si lw Address httpiweeklyHttpReports do weekiyHttpReports do z c Googe Search Web search site g PaseFank E Faste popups alowed ulOntions A WP 2 customize search Signin Autos E sports Careers lt i Moble lt Anews myYahoot EIYiMail gt gt Links Cisco Systems CiscoWorks Help About 5 Internetwork Performance Monitor Reports Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Repo
42. Weekly Reports the start time is always the beginning of the Week i e Sunday Consider a Collector started on 16 January 2002 which is Wednesday The Weekly Data for that Collector would have a time stamp of 13 January 2002 which is Sunday the start date of that week User Guide for Internetwork Performance Monitor I oL 11291 01 E 525 Chapter5 Working With IPM From the CiscoWorks Homepage E Viewing Jitter Data Viewing Monthly Jitter Data You can view a monthly summary of jitter data for each collector on the IPM server To view monthly jitter data collected by IPM Step1 Select Internetwork Performance Monitor gt Reports gt Jitter Reports gt Monthly The Monthly Jitter Reports page Figure 5 25 appears Figure 5 25 Monthly Jitter Reports Page zox Ble gdt yew Favortes Tools Help O Back gt A A Qsearch GFavorites meda A D 3 a ay Address http 4 1 11 11 111fpmjdalytterReportsdo 7 Googe seachweb Rsearchsie go PaseFank Faste popups alowed ujOptions 9 WP 2 customize Search z Sign in Autos K Sports gt R Careers lt Mobile lt News myYahoo CZY Mal tnks Cisco Systems Ciscoworks Help About S Internetwork Performance Monitor Contiguration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports utter Reports Daily Daily Jitter Reports Wt u Daily
43. a DHCP server In addition IPM provides the option to create modify or delete your own DHCP operations from the DHCP Operation Configuration window To define a DHCP operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window Click DHCP The DHCP Operation Configuration window Figure 3 1 appears User Guide for Internetwork Performance Monitor E OL 11291 01 Chapter3 Using IPM to Measure Network Performance Step 4 Step 5 Step 6 Step 7 Measuring Network Performance for DHCP W Figure 3 1 DHCP Operation Configuration Window Sources Targets CI Operations l C Echo Name test Cf Path Echo upp a est test Settings va Connect Description DNS 4 HTTP FTP 4 Enhanced UDP C4 DLsw DHCP Server Settings CI DHCP d f DefaultDHCP Y Enable DHCP Server supported in SAA 2 2 0 onwards 2 test collectors DHCP Server vrns blr 2600b 120264 In the Name field enter a descriptive name to assign to the operation In the Description field you can enter a brief description of the operation including its purpose Select Enable DHCP Server to enable a specific server name or address for DHCP operations Then enter the DHC
44. a Cisco SAA Responder target on the Target Configuration window If you mistakenly configured it as an IP target and you specify a Target Port that is not well known that is if you specify a port number greater than 1024 IPM considers the target an IP device rather than an SA Agent device In such as case IPM does not enable the SA Agent Control protocol As a result the collector cannot connect to the target and no data is collected Click Add IPM adds the newly defined operation to the IPM database Click Close to close the Configuration window User Guide for Internetwork Performance Monitor OL 11291 01 Chapter3 Using IPM to Measure Network Performance Measuring Network Performance for TCP W For more detailed information about the options available from the TCP Operation Configuration window see the TCP Operation Configuration Window topic in the online help Viewing Statistics for TCP The TCP Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected TCP collector To view end to end statistics for TCP Step 1 From the IPM Main Window select one or more TCP Connect collectors up to 10 Step2 Select View gt Statistics The TCP Historical Statistics window Figure 3 21 appears Figure 3 21 TCP Historical Statistics Window File Help Source Name cwb ipm rtr2 Start Date 12 31 99 10 09 54 AM EST Target Na
45. address in the IPM database including historical statistics and source and target IP addresses even if the target is an intermediate hop Therefore make sure you want to change every occurrence of the IP address in the IPM database before using this procedure User Guide for Internetwork Performance Monitor M422 OL 11291 01 _ Chapter 4 Modifying IPM Components Step 1 Step 2 Step 3 Step 4 Setting the Baseline W To change the IP address Select Edit gt IP Address from the IPM Main Window The Change IP Address window Figure 4 8 appears Figure 4 8 Change IP Address Window Old IP Address New IP Address In the Old IP Address field enter the old address you want to change This must be an IP address it cannot be a host name In the New IP Address field enter the new IP address Do not enter an IP address that already exists in the IPM database If you do IPM issues an error message and does not change the old IP address Click OK The IP address is changed throughout the IPM database The IPM client can seem unresponsive while the IP address is being changed This is due to the high volume of messages being received by the client during this time If you change an IP address you must wait until the change is complete in the IPM database before making another IP address change When you change the IP address of a device IPM performs two checks IPM first checks whether the
46. and the new operation is added to the list of defined operations Setting Thresholds and Generating Alerts Step 1 Step 2 From the Operation Configuration window you can configure thresholds and event notifications on the source To set thresholds and generate alerts using an operation Select an existing operation or define a new operation by following the steps in Adding a New Operation In the Generate Action Event field select one of the algorithms to be used by IPM to calculate threshold violations The following values are possible e Never Do not calculate threshold violations This is the default e Immediate When the latency exceeds the rising threshold or drops below the falling threshold immediately perform the action defined by Action Event Type e Consecutive When the latency exceeds the rising threshold or drops below the falling threshold X times consecutively perform the action defined by Action Event Type Optionally specify the number of consecutive occurrences The default is 5 OL 11291 01 User Guide for Internetwork Performance Monitor Chapter4 Modifying IPM Components E Working With Operations Step 3 Step 4 Step 5 Step 6 Step 7 e X of Y When the latency exceeds the rising threshold or drops below the falling threshold X out of the last Y times perform the action defined by Action Event Type Optionally specify the number of violations that must occur within a sp
47. better simulates typical network traffic patterns Do I have to run a Cisco IOS software release with the SA Agent feature on all my routers to get hop by hop performance statistics No Only routers actually sourcing the network performance measurements or routers defined as targets for Enhanced UDP and Jitter measurements must run the SA Agent feature How does IPM measure latency between routers in the SNA environment In the SNA environment IPM uses an SNA ping The IPM application includes a component that runs on the mainframe The router component of IPM sends a block of data the request to the mainframe component which in turn responds with a block of data the response Both the request and response sizes can be customized by the user so that traffic flow for various applications can be modeled IPM supports the SNA ping over dependent logical unit LU sessions IPM also measures SNA latency from a router to the mainframe over a system services control point SSCP LU session For these types of sessions the mainframe component of IPM is not necessary In this scenario IPM uses an SNA ECHOTEST to solicit an SNA REQECHO from the mainframe over the SSCP LU session How much of the router s memory do collectors in SA Agent consume The router memory consumed by Echo collectors depends on the release of Cisco IOS software running on the router e For routers running Cisco IOS software Release 11 2
48. can use this command if you are a member of the casusers group ipm delsrc Removes a source router from the IPM database using command line prompts You can use this command if you are a member of the casusers group User Guide for Internetwork Performance Monitor oL 11291 01 E es AppendixB IPM Command Reference E Table B 1 IPM Commands continued Command Description ipm deltarg Removes a target device from the IPM database using command line prompts If you try to delete a target and IPM issues an error message such as Could not delete the target the cause might be one of the following e The target is being used as a final target by one or more collectors e The target is being used as an intermediate hop by one or more Path Echo collectors See Deleting Targets for details about how to resolve this problem You can use this command if you are a member of the casusers group ipm editcol1 filename Allows you to edit the contents of the specified collector seed file You can use this command if you are a member of the casusers group ipm editsre filename Allows you to edit the contents of the specified source seed file You can use this command if you are a member of the casusers group ipm edittarg filename Allows you to edit the contents of the specified target seed file You can use this command if you are a member of the casusers group ipm export Starts the ipm export utilit
49. cd opt CSCOipm bin ipm OL 11291 01 User Guide for Internetwork Performance Monitor Chapter2 Getting Started With IPM Starting IPM Client The default directory for installing IPM is opt If you installed IPM in a different directory you must specify that directory instead of opt If you installed the IPM client and IPM server on different Solaris systems you must enter the ipm start command from the opt CSCOipmClient bin directory cd opt CSCOipmClient bin ipm start client To start the IPM client and connect to an IPM server other than the default server enter cd opt CSCOipmClient bin ipm start client server_name where server_name is the Solaris or Windows system on which the IPM server is running To protect the device credentials IPM does not allow you to disable the administrative password IPM will prompt you to enter the password at the time of launching the standalone client When the IPM client starts it displays the IPM Main Window Figure 2 2 The name of the system on which the IPM server is running appears in the title bar of the IPM Main Window Figure 2 2 IPM Main Window EX internetwork Performance Monitor v2 6 dheeru w2k 5 iol x File Edit View Help Collector Source Target Operation Start Time Duration Type Status 120211 IPM Version 2 6 0 4 You can also access the IPM Main Window from the CiscoWorks homepage For more deta
50. cwb tesi La Step6 Inthe DNS Lookup Name field enter the DNS host name to look up on the specified DNS name server Step7 Click Add IPM adds the newly defined operation to the IPM database X Delete Z 120255 Step8 Click Close to close the Configuration window For more detailed information about the options available from the DNS Operation Configuration window see the DNS Operation Configuration Window topic in the online help Viewing Statistics for DNS The DNS Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected DNS collector To view end to end statistics for DNS Step 1 From the IPM Main Window select one or more DNS collectors up to 10 Step2 Select View gt Statistics The DNS Historical Statistics window Figure 3 6 appears User Guide for Internetwork Performance Monitor oL 11291 01 EN Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for DNS Figure 3 6 DNS Historical Statistics Window File Help Source Name enm rtp 3620 Target Name enm rtp 3620 Operation Name DefaultDNS Summary Round Trip Latency 627 Average 95 Average Maximum Average Minimum 82 Minimum Latency 82 Maximum Latency 1 440 Errors Total TimeOuts 33 0 29 Total Busies 0 0 00 Total No Connections 0 0 00 Total Verify Errors 0
51. data If lt name gt is omitted display data for all non jitter collectors If lt name gt is specified display information about the specified collector dw Display weekly non jitter statistical data If lt name gt is omitted display data for all non jitter collectors If lt name gt is specified display information about the specified collector dm Display monthly non jitter statistical data If lt name gt is omitted display data for all collectors If lt name gt is specified display information about the specified collector jh Display hourly jitter statistical data If lt name gt is omitted display data for all jitter collectors If lt name gt is specified display information about the specified collector jd Display daily jitter statistical data If lt name gt is omitted display data for all jitter collectors If lt name gt is specified display information about the specified collector jw Display weekly jitter statistical data If lt name gt is omitted display data for all jitter collectors If lt name gt is specified display information about the specified collector jm Display monthly jitter statistical data If lt name gt is omitted display data for all jitter collectors If lt name gt is specified display information about the specified collector r Generate summary web reports which can be retrieved and browsed from ipm home page If lt WhichDay gt is specified generate all appl
52. directory Once you have changed the backup directory location the dbbackup and dbrestore functions will happen only with respect to the changed directory You can use this command only if you have administrative privileges On Windows the default backup directory is IPMROOT Servet sybase On Solaris the default backup directory is IPMROOT CSCOcwbS db CSCOipm backup ipm baseline percentage Modifies the baseline increasing the latency threshold for all Running statistical collectors on the local host by percentage The valid range for percentage is to 999 See Setting the Baseline for more details You can use this command if you are a member of the casusers group OL 11291 01 User Guide for Internetwork Performance Monitor AppendixB IPM Command Reference E Table B 1 IPM Commands continued Command Description ipm browserpath Solaris only Sets a user defined IPM Web browser path and verifies that the browser specified by the user exists Windows only Resets the IPM Web browser path to the Internet Explorer path If Internet Explorer is not found resets to the Netscape Navigator path If neither is found clears the IPM Web browser path You can use this command only if you have administrative privileges ipm clientaddr If the workstation on which an IPM client is running has multiple IP addresses forces the IPM client to bind to a specific IP address You can use this command if y
53. echo4 ipm 3660 wms blr 2600b DefaultIpEcho Running Stat Hourly Daily Weekly Monthly echo5 jipm 3660 wms blr 2600c DefaultIpEchoPrni Running Stat Hourly Daily Weekly Monthly http 1 ipm 3660 unused ciscoSite Running Stat Hourly Daily Weekly Monthly http2 lipm 3660 unused ciscoSite Running Stat Hourly Daily Weekly Monthly ihttp3 lipm 3660 unused ciscoSite Running Stat Hourly Daily Weekly Monthly ihttp4 vins blr 2600b unused ciscoSite Running Stat Hourly Daily Weekly Monthly jitter wms blr 2600b ipm 3660 Default60ByteVoice Running Stat Hourly Daily Weekly Monthly jitter2 _ vms blr 2600b vms blr 2500b Default 60Byte Voice Running Stat Hourly Daily Weekly Month jitter3 fyms blr 2600b vms blr 2600b Default60Byte Stat Hourly Daily Weekly Monthly jitter4 vms blr 2600b vms blr 2600c Default160ByteVoice Running Stat Hourly Daily Weekly Month pathEcho1 ipm 3660 64 104 137 132 DefaultIpPathEcho Running Stat Hourly Daily Weekly Monthly PathUsage z Ex i pathEcho jipm 3660 ipm 3660 DefaultIpPathEcho Running Stat Hourly Daily Weekly Monthly PathUsage a Caneel aea ET TT SN C RE TTY ER TE zS javascript doAction operations operation DefaultIpPathEcho L E E Local intranet ys Viewing Path Echo Collector Path Usage Data You can view the usage percentage for each path in a Path Echo coll
54. make sure the DLSW source IP address and target IP address are both correct Use the View gt Properties menu option to display these addresses If either address is missing or incorrect add the correct address and recreate the collector with the correct addresses Did you specify large mainframe RU sizes When you modify Request Payload and Response Payload sizes for RU response request units do not exceed the defined mainframe RU sizes Doing so causes Real Time graph errors such as the Data Verification Error If you must modify the Request Payload and Response Payload parameters to make them smaller you can access them from the Edit gt Configuration gt Operations gt Echo gt Packet Settings for SNA LU0 and SNA LU2 menu How do I change the IP address or host name of an IPM server If you must change the IP address or host name of the server on which IPM is running keep the following considerations in mind e Ifyou change the IP address of the IPM server but the host name of the server remains unchanged IPM is not impacted If the etc hosts host name DNS Network Information Services NIS netmask and so on are all configured correctly with the new IP address the IPM server and client work correctly after you reboot the system User Guide for Internetwork Performance Monitor nia OL 11291 01 _ Appendix A IPM FAQs and Troubleshooting Tips Troubleshooting IPM W e Solaris only If you
55. path 3 22 SNA 3 30 editcoll command description B 4 editsrc command description B 4 edittarg command description B 4 end to end IP performance measuring 3 19 operations defining 3 19 statistics viewing 3 21 enhanced UDP VoIP network performance measuring 3 39 statistics viewing 3 41 UDP operation defining 3 40 exiting the IPM client 2 28 export command description B 4 F FAQs about IPM A 1 forcestop command description B 4 G getting started with IPM 2 1 starting IPM 2 1 on Solaris systems 2 1 on Windows systems 2 2 starting IPM client 2 2 as a standalone client 2 3 from the CiscoWorks homepage 2 2 help command description B 4 hop glossary definition G 3 hop by hop IP performance measuring 3 22 IP path echo operations defining 3 22 Statistics viewing 3 24 hop count glossary definition G 3 User Guide for Internetwork Performance Monitor OL 11291 01 host address glossary definition G 3 glossary definition G 3 node glossary definition G 3 number glossary definition G 3 hostname command description B 4 HTTP data viewing 5 27 daily data 5 27 monthly data 5 29 weekly data 5 28 glossary definition G 3 network performance measuring 3 11 operations defining 3 11 Statistics viewing 3 13 l ICMP glossary definition G 4 interval about 1 2 glossary definition G 4 iosinfo command description B 4 IP addresses caution regarding changing 4 21 changing 4 2
56. remove the comment markers from the definition and change the settings For example to change the timeout value to 10 seconds change the following lines in the file Max value is 60 default is 5 min is 1 set IPM_SNMP_TIMEOUT 10 Save your changes and close the file Log in as the administrator Restart the IPM servers by entering cd c Program Files Internetwork Performance Monitor server bin ipm restart When the IPM servers start up they discover the variables and use the new timeout and retry values Setting New IPM Server Process Timeout Values The default timeout value for data collection servers and configuration servers is 120 seconds This value accommodates the longer startup times encountered when you have a large number of collectors However if you have configured more than 2000 collectors on a single IPM server you might need to increase this timeout value These timeout values control internal IPM timing they do not affect communication with source routers For each group of 500 collectors above 2000 add 30 seconds to the default timeout value of 120 seconds for both the data collection server and configuration server For example for 1500 collectors change the timeout value to 150 seconds for both servers If you do not make this change the Process Manager might timeout while waiting for the data collection server to start up thus preventing initialization of the configuration server
57. same IP address is used by another device in the IPM database For more detailed information about the Change IP Address window see the Change IP Address Window topic in the online help Setting the Baseline You can increase by a specified percentage the baseline the latency threshold for all statistical collectors in Running state that have collected at least one hour of data Editing the baseline does not affect monitored collectors If you edit the baseline then try to edit it again before the first edit is complete on all collectors IPM blocks the second attempt and issues an error message Wait for the baseline to be updated on all running collectors before editing the baseline again OL 11291 01 User Guide for Internetwork Performance Monitor Chapter4 Modifying IPM Components E Setting IPM Database Preferences Step 1 Step 2 Step 3 amp To edit the baseline Select Edit gt Baseline from the IPM Main Window The Edit Baseline window Figure 4 9 appears Figure 4 9 Edit Baseline Window Enter new baseline 20 In the Enter New Baseline field enter a percentage by which to increase the latency threshold The valid range is 1 to 999 percent The default is 20 percent For example if the current average latency is 100 milliseconds and you specify a baseline of 50 the new rising threshold is 150 milliseconds 50 above the current average latency and the falling thr
58. schedule To define a collector complete the following tasks e Defining a Source Device e Defining a Target e Defining a Collector Defining a Source Device Step 1 Step 2 IPM source devices are the devices from which packets are sent to measure and store statistical data including network latency jitter availability packet loss and errors Each source device must contain the Cisco IOS software SA Agent feature The types of operations you can use are determined by the version of the Cisco IOS software running on the source device IPM automatically checks the Cisco IOS software version on the device and limits the creation of operations to those supported by the source device For information about the recommended versions of Cisco IOS software to use with IPM see the Cisco IOS Software Requirements section of the Installation Guide for Internetwork Performance Monitor To define a new source router Verify that the SNMP read community and write community strings are configured properly on the router If you want to receive traps at your network management system NMS verify that the router is configured to send SA Agent generated traps to your NMS For information about trap configuration on the source router see the Configuring Your Routers to Send SA Agent Related Traps section in the Preparing to Install chapter of the Installation Guide for Internetwork Performance Monitor From the IPM Main W
59. seconds 1 hour The source router automatically aggregates all samples for a single hour into a single set of metrics for that hour IPM retrieves these metrics from the source router once every hour e Duration How long in days hours and minutes the collector runs and gathers information from the source router The default value is forever The valid range is 1 hour to forever e SA Agent Responder Component embedded in a target Cisco device running version 12 1 or later of the Cisco IOS software It responds to SA Agent request packets from a source running the SA Agent software supporting Enhanced UDP measurements such as jitter User Guide for Internetwork Performance Monitor OL 11291 01 _ Chapter 1 Overview of IPM How Does IPM Work W How Does IPM Work IPM measures and displays network performance statistics latency availability jitter packet loss and error information between a source and a target device The target can be an IP addressable device an IBM MVS mainframe or an SA Agent enabled Cisco router e Ifthe target is an IP addressable device it can be a network device a server or a workstation e If the target is an IBM MVS mainframe it must be running an IPM Virtual Telecommunications Access Method VTAM application called NSPECHO for measuring SNA latency See the Installing NSPECHO to Measure SNA Response Times chapter of the Installation Guide for Internetwork Performance M
60. set SNMP views for the Write community string Can I get historical statistics that are less than an hour What does the Responder On field mean in Target Configuration What is IPM IPM is an application for measuring and monitoring network performance statistics such as network latency jitter availability packet loss and errors You can view these statistics in real time or have IPM store them in its database for historical analysis You can also use IPM to establish network baselines and monitor thresholds Does IPM require a dedicated hardware probe to measure and monitor network performance statistics No IPM utilizes the Service Assurance SA Agent software feature embedded in the Cisco IOS software Does the IPM application take measurements from the point of view of the management workstation No IPM configures the SA Agent feature embedded in the Cisco IOS software to take measurements The measurements are taken within the network rather than from the management workstation User Guide for Internetwork Performance Monitor a OL 11291 01 Appendix A IPM FAQs and Troubleshooting Tips Step 1 Step 2 Step 3 IPMFAOs W Q What workstation and network devices do I need to run IPM A IPM comprises several distinct pieces of functionality The IPM server application runs on Solaris 2 8 Solaris 2 9 and Windows 2000 Server and Windows 2000 Professional The IPM client application
61. that month and the Weekly statistical graph would have a time plot on 13 January 2004 the start date of that week By default IPM selects the option that best matches the amount of data currently in the IPM database for the selected collector For additional information about how IPM gathers and calculates hourly daily weekly and monthly data see Setting IPM Database Preferences Step7 Click OK The Historical Statistics window Figure 2 11 Figure 2 12 or Figure 2 13 appears Figure 2 11 Historical Statistics Window Echo Collector Ee IPM Historical Statistics 2600dToalbuquerque gu mI File View Help Source Name owb ipm 2600d Start Date 4 25 00 4 44 41 PM EDT Target Name albuquerque gw End Date 4 28 00 10 51 40 AM EDT Operation Name DefaultipEcho Data Granularity Hourly Summary Round Trip Latency Round Trip Latency 900 Average Maximum 238 y 700 Average 154 Average Minimum 142 emo a Minimum Latency 140 San lal E Maximum Latency 724 100 EN poissan naa e 0426 12 0 04 27 12 00 PM Minimum Average Maximum Error Chart Errors 20 Total TimeOuts 9 021 Total Busies 0 0 00 H Total Sequence Errors 0 0 00 is Total Drops 0 0 00 2 Total verify Errors 0 0 00 oo 1 0426 12 00 AM 04 27 12 00 AM 0428 12 00 AM Gi Time Outs jBusies QSequenceC Drops E verify Completion Summary Chart Completion Summary COggecengeeceenyenngene oan Total Attempts 4 242 100 00 1 i
62. the DHCP operations from the default of 60 seconds to 5 minutes e Do not configure a large number of DHCP operations on the same subnet using the same DHCP server What should I do when IP Path Echo Discovery Prevents IP Address Change In general you should not allow an IP Path Echo collector to use another collector s source or target as an intermediate hop However if you do allow this configuration the Change IP Address utility fails as a result of this sequence of events An IP Path Echo collector uses another collector s source or target as an intermediate hop The IP address of the source or target changes The IP Path Echo operation automatically discovers the change and adds the new address to its data structures in the IPM database You run the Change IP Address utility IPM detects that the new address already exists in the IP Path Echo data structures Since you cannot change an IP address to an address that already exists in the database IPM does not allow you to make the change and the Change IP Address utility fails User Guide for Internetwork Performance Monitor nie i OL 11291 01 Appendix A IPM FAQs and Troubleshooting Tips Troubleshooting IPM W If this situation occurs in your configuration you must remove the old target or source from the database as well as any IP Path Echo collectors that use the old target or source as an intermediate hop then add the collectors back to your co
63. the FTP Historical Statistics window see the FTP Historical Statistics Window topic in the online help Measuring Network Performance for IP In an IP network there are two types of measurements that you can take e IP Echo Measures the total round trip latency from the source to the target device The SA Agent feature in the source router issues an Internet Control Message Protocol ICMP ping to the target device and extracts the latency data from the reply See Measuring End to End Performance for IP for more information e IP Path Echo Measures the total round trip latency as well as the incremental latency for each hop in all paths between the source router and the target device Path Echo is available only for the IP protocol The SA Agent feature first issues a traceroute command to determine the path through the network from the specified source to the specified target device The data returned from the traceroute command contains the host name or IP address of each of the routers in the path SA Agent then issues ICMP pings to each of the routers listed in the traceroute data The ICMP ping returns statistics regarding the latency availability and errors between the specified source and each of the routers See Measuring Hop by Hop Performance for IP for more information User Guide for Internetwork Performance Monitor P38 OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Measuring
64. traffic onto TCP IP are referred to as DLSw peers The DLSw operation measures the DLSw protocol stack and round trip latency between DLSw peers Normally DLSw peers communicate through TCP port 2065 A prerequisite to successfully running the DLSw operation is having a connected DLSw peer between the source and destination Cisco devices On the source DLSw device an operation can be defined for a DLSw partner peer The DLSw operation also measures availability and errors for DLSw services Note Step 1 Step 2 Step 3 Step 4 Step 5 To measure the round trip latency between two DLSw peers the IP address that you define as the source router must be one of the DLSw peers and the IP address that you define as the target router must be configured as the DLSw peer to the source router To measure end to end performance for DLSw Define a router as the source router from which to measure performance For details on defining a source device see Defining a Source Device Define a device as the target of DLSw requests from the source device For details on defining a target see Defining a Target To control how statistics are collected use the DefaultDLSw operation or define your own DLSw operation For details on defining a DLSw operation see Defining a DLSw Operation Define a collector to measure performance between the source router and target you defined For details on defining a collector see Defining a Collect
65. viewfile B 3 I OL 11291 01 User Guide for Internetwork Performance Monitor Index dbrestore B 3 debug B 3 delsrc B 3 deltarg B 4 editcoll B 4 editsrc B 4 edittarg B 4 export B 4 forcestop B 4 help B 4 hostname B 4 internal commands command B 13 iosinfo B 4 ipaddrchg B 4 ipm B 1 ipmcw2ksetup B 2 ipmcw 2ksetup install B 3 ipmdbbackup B 3 listcoll B 4 listsre B 4 listtarg B 4 loadcoll B 5 loadsrc B 5 loadtarg B 5 logger B 5 mirror B 5 mirror all B 5 password B 5 pmstatus B 5 readme B 5 regen B 5 restart B 5 restart db B 5 restart name B 6 restart pm B 6 seed B 6 servername B 6 start B 6 startaging B 6 start client B 6 start db B 7 start name B 7 start pm B 7 status B 7 stop B 7 stop aging B 7 stop clients B 7 stop db B 7 stop name B 7 stop pm B 7 tshoot B 7 upgrade B 7 version B 7 viewcoll B 7 viewlog B 7 viewsrc B 7 viewtarg B 7 community name glossary definition G 1 string glossary definition G 1 components of IPM configuring 2 8 4 1 administrative password changing 4 36 collector defining 2 12 collectors adding 4 13 defined viewing list of 4 12 deleting 4 14 properties of viewing 4 13 stopping 4 14 summary of viewing 4 12 working with 4 11 DISPLAY variable in Solaris setting 4 33 IP addresses changing 4 21 IPM database backing up or restoring 4 34 IPM database password changing 4 36 E User Guide for Internetwork Performance Monitor OL 11291 01 IPM dat
66. 0 00 Completion Summary Total Attempts 11 417 100 00 11 379 99 67 5 0 04 33 0 29 Total Completions Total Over Threshold Total Errors Start Date 2 1 00 12 27 48 AM EST End Date 2 18 00 8 15 35 AM EST Data Granularity Daily Round Trip Latency 8 1200 800 a fy 400 o d ozas 0209 O20 0241 022 0243 024 O25 O26 02 17 Average Minimumi verage Average Maximum Error Chart 30 24 a 18 g 312 6 o 0208 029 O20 02 11 02 2 02 13 02 14 02 5 02 16 02 17 Time Outs Busies Connection Verify Completion Summary Chart a A Occurances o2t2 0213 0274 02 5 02 6 Over Threshold amp Errors 0 0208 0209 0240 02 1 Number of Completions 02 17 L IE 34128 If you selected more than one collector their statistics appear in a single graph in the Historical Statistics Multi Collector Graph window see Figure 2 14 for an example For more detailed information about the statistics displayed in the DNS Historical Statistics window see the DNS Historical Statistics Window section in the online help E User Guide for Internetwork Performance Monitor OL 11291 01 Chapter3 Using IPM to Measure Network Performance Measuring Network Performance for HTTP W Measuring Network Performance for HTTP Step 1 Step 2 Step 3 The HTTP operation measures the round trip latency time required to connect to and access data from an HTTP server Th
67. 0 00 5 Total Errors 327 18 25 3 40 TH 20 tA he ey 01 720 01 24 01 28 0201 0205 02 09 02 13 jes Sequence Drops Verify ion Summary Chart ofS n 12 31 0104 01 08 01 12 01 16 01 20 01 24 01 728 0201 0205 0209 02 13 Number of Completions Over Threshold Errors J 85631 By default IPM displays a single graph for each path in the path list or for each hop in a given path However you can choose to display combined statistics for more than one path or hop in a single graph also To do so select the path list or a specific path in the Path Echo Historical Statistics window then select View gt Show Combined The Combined Path List or Combined Hop List window appears Figure 3 17 shows a sample Combined Path List window OL 11291 01 User Guide for Internetwork Performance Monitor Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for IP Figure 3 17 IPM Historical Statistics pathecho BE File View Help Source Name Target Name Operation Name Cd Path List gt ld gt ld Id gt c Id amp C4 id cwb ipm 2600 bangkok gw DefaultlpPathEcho 4 Combined Path List Average Latency Latency Msecs o o IP Path Echo Combined Path List Window Start Date 3 24 00 10 32 08 AM EST End Date 3 29 00 1 11 45 PM EST Data Granularity Hourly Path ID 4 Path
68. 0 AM 03 29 11 58 00 AM 03 29 11 59 00 AM 03 29 12 00 00 PM Total Time DNS Lookup TCP Connect Page Download Print HEE Grid On Close Help 39287 User Guide for Internetwork Performance Monitor P28 OL 11291 01 Chapter2 Getting Started With IPM Viewing Network Performance Statistics i Figure 2 9 Jitter Real Time Statistics Window FEL IPM Real Time Stats RTPToSanJoseVPN gt gt pF Source Name cwb ipm rtr2 Start Date 12 31 99 10 09 Target Name enm rtp 3620 End Date Forever Operation Name DefaultVPN Sample Interval secs 60 Last Data Point 91 msecs 2 15 00 11 37 48 AM EST Source Destination Jitter Latency Msecs 02 15 11 25 00 AM 02 15 11 30 00 AM 02 15 11 35 00 AM Destination Source Jitter Latency Msecs 02 15 11 25 00 AM 02 15 11 30 00 AM 02 15 11 35 00 AM Round Trip Latency E Print HEE oria on close Statistics appear as soon as the frequency interval elapses Data points are added to the graph for each interval that the statistics are measured for the selected collector 39288 Table 2 2 describes the actions you can perform in the Real Time Statistics window Table 2 2 Real Time Statistics Window Options Action Key Combination Zoom in on a specific point Press Shift and click a point on the graph on the graph Zoom in on a specific area Press Shift and drag and click on an area of the of the graph grap
69. 0Echo Summary Round Trip Latency Average Maximum 40 Average 21 Average Minimum 14 Minimum Latency 12 Maximum Latency 73 Errors Total TimeOuts 15 0 04 Total Busies 106 0 31 Total Sequence Errors 0 0 00 Total Drops 1 0 00 Total Verify Errors 0 0 00 Completion Summary Total Attempts 33 871 100 00 s000 w Total Completions 33 749 99 64 5000 z 5 Total Over Threshold 0 0 00 8 4000 Total Errors 122 0 36 2000 0 1 1 A oas 0173 077 0121 0125 0129 0202 02 06 Number of Completions Over Threshold Errors p Start Date 1 12 00 8 56 42 AM EST End Date 2 18 00 8 11 40 AM EST Data Granularity Weekly Round Trip Latency Latency Msecs 8 2 a d a 0109 01 13 01 17 01421 01 25 0129 0202 02 06 Average Minimum Average Average Maximum Error Chart 100 80 4 2 60 g 3 40 8 fe 20 o 0107 01 71 ONS 0179 0123 0127 01 31 0204 02 08 Gi Time Outs HBusies O Sequence 0 Drops D Verify Completion Summary Chart 12000 10000 A 39294 If you selected more than one collector their statistics appear in a single graph in the Historical Statistics Multi Collector Graph window see Figure 2 14 for an example For more detailed information about the statistics displayed in the Echo Historical Statistics window see the Echo Historical Statistics Window topic in the online help E User Guide for Internet
70. 1 glossary definition G 4 glossary definition G 4 ipaddrchg command description B 4 IPM components configuring 2 8 collector defining 2 12 source device defining 2 8 target defining 2 10 glossary definition G 4 working with from CiscoWorks homepage 5 1 ipm B 2 B 3 Index W IPM client downloading 5 10 exiting 2 28 starting 2 2 as a standalone client 2 3 from the CiscoWorks homepage 2 2 ipm command description B 1 IPM data storing about 1 3 IPM data accessing configuration information viewing 5 13 collector configuration information 5 15 operation configuration information 5 14 path echo collector path usage data 5 16 source configuration information 5 13 target configuration information 5 14 from CiscoWorks 5 1 HTTP data viewing 5 27 daily data 5 27 monthly data 5 29 weekly data 5 28 IPM client downloading 5 10 for Solaris 5 10 for Windows 5 11 jitter data viewing 5 23 daily data 5 23 monthly data 5 26 weekly data 5 24 latency data viewing 5 17 daily data 5 18 monthly data 5 22 weekly data 5 21 software updates and additional information accessing 5 30 viewing information about IPM on Cisco com 5 30 troubleshooting information viewing 5 2 IPM console log 5 5 IPM server log 5 4 status information for IPM servers 5 3 OL 11291 01 User Guide for Internetwork Performance Monitor W index troubleshooting log 5 6 version information 5 4 ipmdbbackup command description B 3 IPM pass
71. 10 pase m SOIR oof J Als a SA a 1 11 1111 1 a Ni i sca a ah 4 eae sr owes bay i fheis cwb ipm 7200b 12 31 0107 01 14 0121 0128 0204 02 11 12 31 C 1714 01 21 O14 34 02 11 mag 11 he 1 Avg Minimum Average Avg Maximum Avg Minimum Average Avg Maximum 1 11 111 1 T CEA 1 11 111 1 100 240 1 11 111 1 T s0 p 1 11 1111 8 60 aC 1 11 111 1 gt 40 3 20 1 11 111 1 ie 5 60 1 11 111 1 4 Bala apa ai WTS eS fi ee ee S Id 47 Taken 1360 Hops 10 i owo oime 0121 oze 20s ozh iat 017 oma 0121 O18 oats 02M1 Cj Id 357 Taken 1320 Hops 10 Avg Minimumi Average Avg Maximum Avg Minimumi Average Avg Maximum id 24 Taken 1280 Hops 10 ld 1169 Taken 342 Hops 1 allah 1 11 111 1 Cld 3 Taken 496 Hops 1 pec end H Ho 2004 120 H F j E 60 rr i fee inar el oemeur Mee Taars z 12 31 0107 0114 0121 0128 0204 02 71 12 31 0107 0114 0121 0128 0204 02 1 Avg Minimumi Average Avg Maximum Avg Minimumi Average Avg Maximum Dalal Veiled Be 240 fiol p S z120 aT x i 60 1 Sonme gece a T J ia e PE vce 12 31 0107 0in4 01 721 028 0204 02 1 12 31 0107 O14 01721 0128 0204 02 1 Avg Minimumi Average Avg Maximum Avg Minimum Average Avg Maximum oO ic q gt a E o En fr E 1 11 111 1 s To view the graphs for a specific hop click on the hop The Path Echo Historical Statistics window for a single hop Figure 3 16 appears User Guide for Internetwork Performance Monito
72. 16 DefaultSnaSSCPEcho 2 16 DefaultTelnet 2 16 DefaultUDPEcho 2 16 DefaultVideo 2 16 DefaultVPN 2 16 Previous Range understanding 2 26 printing IPM statistics 2 27 PU glossary definition G 6 Q QoS glossary definition G 6 readme command description B 5 real time data display about 1 3 regen command description B 5 request response unit glossary definition G 6 restart command description B 5 restart db command description B 5 restart name command description B 6 restart pm command description B 6 restoring or backing up the IPM database 4 34 round trip time glossary definition G 6 route glossary definition G 6 router glossary definition G 6 RTR glossary definition G 7 RTT glossary definition G 7 RTTMON MIB glossary definition G 7 RU glossary definition G 7 User Guide for Internetwork Performance Monitor OL 11291 01 S SA Agent feature mapping C 1 glossary definition G 7 SA Agent Responder about 1 2 glossary definition G 7 version verifying C 2 scalability improved in this release 1 5 seed command description B 6 seed files adding components by using 4 15 creating a seed file 4 15 loading components from a seed file 4 20 sample collector seed file 4 18 source router seed file 4 17 target seed file 4 18 syntax of 4 16 viewing seed file output files 4 20 servername command description B 6 Service Assurance Agent glossary definition G 7 simultaneous IPM sessions running 2
73. 16 Seed File Syntax 4 17 Sample Source Seed File 4 18 Sample Target Seed File 4 19 Sample Collector Seed File 4 19 Loading Components From a Seed File 4 21 Viewing Seed File Output Files Changing IP Addresses 4 22 Setting the Baseline 4 23 Setting IPM Database Preferences Displaying the Current Database 4 21 4 24 Preferences 4 25 Changing the Database Preferences 4 25 Database Preferences File Format 4 27 Setting SNMP Timeout and Retry Environment Variables 4 29 Setting SNMP Environment Variables in Solaris 4 30 Setting SNMP Environment Variables in Windows 4 31 Setting New IPM Server Process Timeout Values 4 32 Setting Server Timeout Values in Solaris 4 33 Setting Server Timeout Values in Windows 4 33 Setting the DISPLAY Variable in Solaris 4 34 Backing Up or Restoring the IPM Database 4 35 NVRAM Settings 4 35 Managed Source Interface Settings Changing Administrative Password Changing IPM Database Password Working With Message Log Window Log Control 4 38 Log Display 4 39 4 36 4 37 4 37 4 38 User Guide for Internetwork Performance Monitor OL 11291 01 CHAPTER 5 Working With IPM From the CiscoWorks Homepage _ 5 1 Accessing IPM Data From the CiscoWorks Homepage 5 1 Viewing IPM Server Information 5 2 Viewing Status Information for IPM Servers 5 3 Viewing Version Information for the IPM Server and Components 5 4 Viewing the IPM Server Log 5 4 Viewing the IPM Console Log 5 5 Viewing the T
74. 227 231 0 48 DefaultlpPathEcho 0 0 of 0 0 236 237 0 0 234 234 0 444 DefaultlpPathEcho 0 0 of 0 0 229 233 0 0 227 229 0 374 DefaultIpPathEcho 0 0 of 0 0 6 14 0 0 6 12 0 341 DefaultIpPathEcho 0 0 of 0 0 6 13 0 0 6 12 0 o 308 DefaultIpPathEcho 0 0 of 0 0 6 13 0 0 6 12 0 C N Ba Figure 5 19 Daily Latency Alert Report Page Daily Latency Reports Microsoft Internet Explorer provi File Edit View Favorites Tools Help d by co Systems Inc Back gt OA A Asearch fagravorites meda B S Bf a Address http 1 11 11 11 fipmidailyLatencyReports do ee Google Besearch web Bsearcisie gA PeveRank E Fhsite popups alowed MulOptions 2 Y 7 Customize Search signin gap Autos Sports X4 Careers K Mobile lt 7 News Q MyYahoo FIY Mail gt Links Cisco Systems k Performance Monitor Jitter Reports HTTP Reports You Are Here Reports Latency Reports Daily Daily Latency Reports Ge IAN CiscoWorks Help About Daily Daily Latency Alert Report 10 08 2004 Weekly Monthly Last Week s Collector Info Daily Statistics Statistics Last Month s Statistics Avg Max msecs Avg Avg msecs Over Error Avg Collector pavers Operation Trys msecs Error Over ATE Over Avg
75. 3 On Solaris systems Edit the file ipm env in the opt CSCOipm etc directory The default directory for installing IPM is opt If you installed IPM in a different directory you must specify that directory instead of opt Change the value of JPM_NVRAM_ENABLE to 1 default set to 0 set IPM_NVRAM_ENABLE 1 Restart the IPM server by entering ipm restart at the command line If you have set the TPM_NVRAM_ENABLE to 1 and also if you have saved the IPM Collector SAAs in the startup configuration the SAA instances corresponding to IPM collectors gets reconfigured automatically at the time of router reboot Managed Source Interface Settings Step 1 Step 2 Step 3 Step 1 Step 2 A Managed Interface is the address of the source When you add a source the IP address of the specific router is called the Managed Interface address To set the source interface address as the managed interface address you must do the following On Windows systems Edit the file ipm env in the C Program Files Internetwork Performance Monitor Server etc folder Change the value of JPM_USE_MANAGED_SRC_INTF_ADDR to 1 default set to 0 IPM_USE_MANAGED_SRC_INTF_ADDR 1 The default directory to install IPM is C Program Files Internetwork Performance Monitor If you installed IPM in a different directory you must specify that directory instead of C Program Files Internetwork Performance Monitor Restart the IPM server by entering ipm restar
76. 4 00 8 19 46 AM EDT Operation Name DefaultDHCP Data Granularity Hourly Round Trip Latency 500 dhepColl1 dnsColl1 4 ipEcho1 snacoll1 tcpConnect1 FTP SudpEchot Latency Msecs 04 12 06 00 PM 04 13 06 00 AM 04 13 06 00 PM 04 14 00W Aw 39290 Table 2 3 describes the tasks you can perform in the Historical Statistics window Table 2 3 Historical Statistics Window Options To Action Zoom in on a specific point Press Shift and click a point on the graph on the graph Zoom in on a specific area Press Shift and drag and click on an area of the graph Release the mouse of the graph button and the graph zooms in on the area you selected Zoom out to the graph s Click anywhere on the graph original view Shift the x axis or y axis of Press Ctrl and click a point on the graph then drag left or right to go the graph through the data backward or forward or drag up or down to shift the x axis of the graph Print or save the graph Select File gt Print to print or save the graph For more information see Printing IPM Statistics User Guide for Internetwork Performance Monitor M224 E OL 11291 01 _ Chapter 2 Getting Started With IPM Table 2 3 To Viewing Network Performance Statistics W Historical Statistics Window Options continued Action Request an immediate poll of statistics single collector graphs only Select View gt Demand Poll I
77. Appendix B IPM Command Reference E Output of ipm status Command Output of ipm status Command The following example shows the status information displayed when you use the ipm status command IPM Server Version 2 6 0 0 IPM Server Hostname raest w201 IPM Server Build Date Fri Mar 29 15 34 08 IST 2004 IPM Database Server Already Running IPM Naming Server Already Running IPM Aging Server Already Running IPM Process Manager Already Running Process Manager running with processes PROCESS STATE PID Last Message ConfigServer Ready 1924 Running RTPServer Ready 2828 Running MessageLogServer Ready 2064 Running DataViewServer Ready 2132 Running DataCollectionServer Ready 2672 Running SNMPServer Ready 2464 Running Output of ipm help Command The following example shows the command syntax and help that is displayed when you use the ipm help Solaris command ipm Starts all IPM Servers and one Client on the local host ipm start Starts all IPM Servers on the local host ipm ipm restart ipm stop Stops all IPM Servers on the local host ng Restarts all IPM Servers on the local host ipm status Displays status of all IPM Servers on the local host version Displays version of all IPM Servers on the local host ipm start client lt hostname gt Starts an IPM Client Connects to IPM servers on default host or lt hostname gt ipm ipm ipm ipm ipm HHH DH DH DN ipm ipm debug lt hostn
78. B Careers K Mobile lt 7 News MyYahoo EIYi Mal gt gt Links Cisco Systems CiscoWorks Help About Internetwork Performance Monitor Reports ation Reports Latency Reports Jitter Ri HTTP Reports You Are Here Reports HTTP Reports Weekly Weekly HTTP Reports Daily n Weekly Aug 29 2004 HTTP Aug 29 2004 Alert a Aug 22 2004 HTTP Aug 22 2004 Alert Aug 15 2004 HTTP Aug 15 2004 Alert Aug 08 2004 HTTP Aug 08 2004 Alert Aug 01 2004 HTTP Aug 01 2004 Alert Jul 25 2004 HTTP Jul 25 2004 Alert Jul 18 2004 HTTP Jul 18 2004 Alert Jul 11 2004 HTTP Jul 11 2004 Alert Jul 04 2004 HTTP Jul 04 2004 Alert N 3 Ej Done T E vocal intranet sl From the Daily Jitter Reports page select one of the following options e Jitter To view daily jitter latency statistics for a specific date The Daily Jitter Summary Report page Figure 5 23 appears e Alert To view daily alert statistics for a specific date The Daily Jitter Alert Report page appears In all IPM Web reports if the Error field shows 100 then the Avg average and Avg Max average maximum fields show N A not available because no data is available Figure 5 23 Daily Jitter Summary Report Page F Daily Jitter Reports Microsoft Internet Explorer provided by Cisco Systems Inc E x Bile Edt wew Favorites Tools Help Back gt O A A Reach Favorites Beda G D 45 a Address heenuit
79. Cisco SYSTEMS User Guide for Internetwork Performance Monitor Software Release 2 6 CiscoWorks Corporate Headquarters Cisco Systems Inc 170 West Tasman Drive San Jose CA 95134 1706 USA http www cisco com Tel 408 526 4000 800 553 NETS 6387 Fax 408 526 4100 Text Part Number OL 11291 01 Y THE SPECIFICATIONS AND INFORMATION REGARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOUT NOTICE ALL STATEMENTS INFORMATION AND RECOMMENDATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESENTED WITHOUT WARRANTY OF ANY KIND EXPRESS OR IMPLIED USERS MUST TAKE FULL RESPONSIBILITY FOR THEIR APPLICATION OF ANY PRODUCTS THE SOFTWARE LICENSE AND LIMITED WARRANTY FOR THE ACCOMPANYING PRODUCT ARE SET FORTH IN THE INFORMATION PACKET THAT SHIPPED WITH THE PRODUCT AND ARE INCORPORATED HEREIN BY THIS REFERENCE IF YOU ARE UNABLE TO LOCATE THE SOFTWARE LICENSE OR LIMITED WARRANTY CONTACT YOUR CISCO REPRESENTATIVE FOR A COPY The Cisco implementation of TCP header compression is an adaptation of a program developed by the University of California Berkeley UCB as part of UCB s public domain version of the UNIX operating system All rights reserved Copyright 1981 Regents of the University of California NOTWITHSTANDING ANY OTHER WARRANTY HEREIN ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE PROVIDED AS IS WITH ALL FAULTS CISCO AND THE ABOVE NAMED SUPPLIERS DISCLAIM ALL WARRANTIES EXPRESSED OR IMPLIE
80. Client Reports or Admin to launch the IPM Client IPM Reports and IPM Admin pages respectively Detailed information about the IPM data you can view from the CiscoWorks homepage is provided in the relevant sections of this chapter Viewing IPM Server Information When troubleshooting problems with IPM you can view useful information from the Cisco Works homepage The following sections provide details on pertinent information e Viewing Status Information for IPM Servers e Viewing Version Information for the IPM Server and Components e Viewing the IPM Server Log e Viewing the IPM Console Log e Viewing the Troubleshooting Log for IPM User Guide for Internetwork Performance Monitor OL 11291 01 Chapter 5 Working With IPM From the CiscoWorks Homepage Viewing IPM Server Information W Viewing Status Information for IPM Servers You can display status information for all IPM servers To view status information for the IPM servers select Internetwork Performance Monitor gt Admin gt Server Info gt Process Status in the CiscoWorks homepage The Process Status page Figure 5 2 appears Figure 5 2 Server Status Page Process Status Microsoft Internet Explorer provided by Cisco Systems Inc laxi Ble gdt View Favorites Toos Hep a Heak gt A B Qsearch fyravortes mea GE SAE S Address Elnepiimstus G0 inks 3 CiscoWVorks Help About Cisco Systems Interne
81. Credential Repository Import Devices ea U Import Devices Import From Device and Credential Repository Import from Device and Credential Repository Select one of the following options to add or update devices into IPM Sources C Targets as SAA Responders C Targets as IP devices a 120585 E Done but with errors on page T E tocal intranet Select the method of import as either Sources Targets as SAA Responders or Targets as IP Devices e Select Sources To import the device that IPM can use for source routers e Select Targets as SAA Responders To import data from Inventory that IPM can use for SAA Responders target devices e Select Targets as IP Devices To import the device that IPM can use for IP target devices Click OK The devices are imported based on the option you have selected and a message indicating the location of the log file is displayed You can also view the log file by selecting Source Import Log or Target Import Log on the Import From Device and Credential Repository page Before you import devices from Device and Credential Repository ensure that there are devices in the repository For information about adding devices to Device and Credential Repository see the User Guide for CiscoWorks Common Services 3 0 on Cisco com Also IPM does not support importing devices from Resource Manager Essentials RME When you import devices from Device and Credential Repository into I
82. Custome Search signin gap Autos K sports A9 Careers lt Mobie lt News myYahoo DAY Mail Links CiscoWorks Help About Cisco Sysrems Internetwork Performance Monitor Reports Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Configuration Reports Collectors Collectors Configuration Report Path Usage For 1 1 2122 Path Count I Percentage 19 8361 99 96 3 0 04 For more information about Path Echo operations see Measuring Hop by Hop Performance for IP Viewing Latency Data You can view latency data gathered by IPM from its collectors from the CiscoWorks homepage The following sections provide details on the latency data you can view e Viewing Daily Latency Data e Viewing Weekly Latency Data e Viewing Monthly Latency Data User Guide for Internetwork Performance Monitor I oL 11291 01 e Chapter5 Working With IPM From the CiscoWorks Homepage E Viewing Latency Data Viewing Daily Latency Data You can view a daily summary of latency data for each collector on the IPM server To view daily latency data collected by IPM Step1 Select Internetwork Performance Monitor gt Reports gt Latency Reports gt Daily on the CiscoWorks homepage The Daily Latency Reports page Figure 5 15 appears with reports sorted by average latency Fi
83. D INCLUDING WITHOUT LIMITATION THOSE OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING USAGE OR TRADE PRACTICE IN NO EVENT SHALL CISCO OR ITS SUPPLIERS BE LIABLE FOR ANY INDIRECT SPECIAL CONSEQUENTIAL OR INCIDENTAL DAMAGES INCLUDING WITHOUT LIMITATION LOST PROFITS OR LOSS OR DAMAGE TO DATA ARISING OUT OF THE USE OR INABILITY TO USE THIS MANUAL EVEN IF CISCO OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES CCSP CCVP the Cisco Square Bridge logo Follow Me Browsing and Stack Wise are trademarks of Cisco Systems Inc Changing the Way We Work Live Play and Learn and iQuick Study are service marks of Cisco Systems Inc and Access Registrar Aironet BPX Catalyst CCDA CCDP CCIE CCIP CCNA CCNP Cisco the Cisco Certified Internetwork Expert logo Cisco IOS Cisco Press Cisco Systems Cisco Systems Capital the Cisco Systems logo Cisco Unity Enterprise Solver EtherChannel EtherFast EtherSwitch Fast Step FormShare GigaDrive GigaStack HomeLink Internet Quotient IOS IP TV iQ Expertise the iQ logo iQ Net Readiness Scorecard LightStream Linksys MeetingPlace MGX the Networkers logo Networking Academy Network Registrar Packet PIX Post Routing Pre Routing ProConnect RateMUX ScriptShare SlideCast SMARTnet The Fastest Way to Increase Your Internet Quotient and TransPath are registered trademarks of Cisco Systems Inc and or its affi
84. Description Reset Resets the message to its previous saved state Enabled or Disabled Apply Executes the changes you made to the message categories Enabled or Disabled Exit Closes the Message Log window Help Displays information about the window The Log Display tab of the Message Log window displays messages generated by enabled message categories defined in the Log Control tab When you access the Message Log window the Log Control tab is displayed by default To access the Log Display tab click Log Display in the tab bar OL 11291 01 User Guide for Internetwork Performance Monitor Chapter4 Modifying IPM Components Working With Message Log Window Buttons The buttons in the Log Display tab of the Message Log window provide the following functions Button Description All Displays all messages generated by the message categories enabled in the Log Control tab of the Message Log window ViewN up to 6 Displays the messages that match the criteria you defined in the New View window New View Displays the New View window which allows you to specify criteria for messages to be displayed in the Log Display tab of the Message Log window Clear View Removes all currently displayed messages from view Pause View Stops scrolling messages as they are received New messages are still received but the list does not scroll in the view New messages received while the view is paused are n
85. E HE E HE HE HE HE HE HE EEE HE HE FE HE HE HE HE E HE FE HE HE HE EEE EEE FE HE HE HE HE HE HE EEE FE HE FE HE FE HE HE HE HE HE HE HE HE ERE HE HE EERE This file has example definitions for target devices Comments starts with the character The format of the file is as follows lt command gt lt delim gt lt target type gt lt delim gt lt hostname lt aliasname gt lt delim gt lt read community gt lt delim gt characters are t space semicolon comma tab lt hostname aliasname gt Host name followed by optional aliasName separated with a vertical bar The valid commands are a A for add d D for delete u U for update The lt target type gt is 1 for IP 2 for CISCO_SAA_RESPONDER 3 for SNA For CISCO_SAA_ RESPONDER target type read community string is optional and the IOS RTR SA Agent Responder must be enabled WARNING Please assure the permissions on these files do not allow read access to all users due to the inclusions of SNMP community names Ha HE HE HE HE HE HE HE HE HE HE EE EE HE HE EE EH HE HE HE FE HE a HH HHH HE E HE a HE HE HEHE HE 1 www foobar com 2 ios_router foobar com public 3 sna_target foobar com 1 serverl 2 routerl public 9 9 pH Sample Collector Seed File A sample collector seed file is shown below HEHEHE HE HE HE HE HE HE EEE HE HE FE HE HE HE HE HE HE FE HE HE HE EEE HE HE HE FE HE FE FE HE HE FE FE HE FE FE HE HE HE FE HE HE HE HE
86. Error msecs msecs User Guide for Internetwork Performance Monitor OL 11291 01 Chapter5 Working With IPM From the CiscoWorks Homepage Viewing Latency Data W Viewing Weekly Latency Data You can view a weekly summary of latency data for each collector on the IPM server To view weekly latency data collected by IPM Step 1 Select Internetwork Performance Monitor gt Reports gt Latency Reports gt Weekly on the CiscoWorks homepage The Weekly Latency Reports page Figure 5 20 appears Figure 5 20 Weekly Latency Reports Daily Latency Reports Microsoft Internet Explorer provided by Cisco Systems Inc 5 xj File Edt yew Favorites Tools Help Back gt O A Reach Favorites EFHmeda 3 B 4 Sf S g Address hetp 1 11 11 11 Apm dailyLatencyReports do ee Google bSearchweb Roens gD Pak E Este popups alowed Edoptons FV A a WP 2 customize search Signin gap Autos K Sports UgCareers K Mobile lt News myYahoo DIY Mail Links Cisco Sysrems Yorks Help About Internetwork Performance Monitor Geer Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Latency Reports Daily Daily Latency Reports To Daily Latency Alert Report 10 08 2004 Collector Info Daily Statisti
87. Figure 5 17 appears e P Path To view daily latency statistics for all IP Path Echo collectors The Daily IP Path Latency Summary Report page Figure 5 18 appears If a path never reaches its target IPM calculates the Web report based on the last hop in each path e Alert To view daily alert statistics Alerts are collectors with errors The Daily Latency Alert Report page Figure 5 19 appears In all IPM Web reports if the Error field shows 100 then the Avg average and Avg Max average maximum fields show N A not available because no data is available User Guide for Internetwork Performance Monitor u OL 11291 01 Chapter 5 Working With IPM From the CiscoWorks Homepage Figure 5 16 Daily IP Echo Latency Summary Report Page co Systems Inc Daily Latency Reports Microsoft Internet Explorer pri File Edit yew Fi Tools Help Back gt O A Asearch Favorites EFHmedia A D 4 Sf a E Address http 1 11 11 111 fipmidaiiyLatencyReports do Bigs al 2 e Lor EEN Ee Ww customize i Search sionin lt Autos Sports Careers lt i Mobile lt 7 News myYahoo FIY Mal Links Cisco Sysrems Internetwork Performance Monitor Configuration Reports Latency Repo You Are Here Reports Latency Reports gt Daily Daily Latency Reports CiscoWorks Help About
88. ID 8 Path ID 5 Path ID 7 Path ID 1 Path ID 7 Avg 230 0 280 aap 03 24 06 00 PM 03 25 12 00 AM Path ID 4 Avg 200 0 i tara adi S Avg 200 0 Ka fa 03 25 06 00 A Figure 3 18 shows a sample Combined Hop List window 39292 User Guide for Internetwork Performance Monitor OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for SNA W Figure 3 18 IP Path Echo Combined Hop List Window File View Help Source Name cwhb ipm 2600c Start Date 3 24 00 10 32 08 AM EST Target Name bangkok gw End Date 3 29 00 1 11 45 PM EST Operation Name DefaultlpPathEcho Data Granularity Hourly 9 CO Path List Combined Hop List Path ID 4 Average Latency Cjld 4 Take gt id 8 Take Be Cild 5 Take Cild 7 Take Cjld 1 Take 300 Latency Mecs Y t 1004 paoa oii i te 03 24 12 00 PM 03 24 03 00 PM 03 24 06 G wr Suc coco ww 68 25 12 00 AM 03 25 03 00 AM X 39293 wv It is easier to compare different paths and hops when viewing combined statistics To return to separate graphs for each path or hop select View gt Show Separate For more detailed information about the statistics displayed in the Path Echo Historical Statistics window see the Path Echo Historical Statistics Window topic in the online help Measuring Network Performance for SNA F
89. IP Precedence select the IP QoS Settings value from the drop down The value you select sets the priority for the HTTP request packet The default setting is 0 no priority This option sets the ToS bits in the IP packet e If you have selected IP QoS Type as DSCP select the desired IP QoS Settings value from the drop down The value you select defines the packet priority and is based on the DSCP RFC Step 4 Step 5 QoS Type selection standards Step 6 In the URL Lookup String field enter the Website URL to use for the HTTP request IPM validates the format of the HTTP string that you enter in the URL Lookup String field e The URL that you enter should be in the http host port path searchpart format e The hostname should contain only alphanumeric characters and e The port number should be greater than 0 and less than 65536 If you specify the path in the URL string the next two characters that follow a should be hexadecimal values The maximum length of characters that you can specify in the URL String field is 255 IPM displays appropriate error messages if any of the variables you enter in the URL string is incorrect You can clear the Download URL from Cache checkbox if you want the router to query the Website for the HTTP request Select the checkbox if you want the source to search its cache for the Website and if it is found download it instead of querying the Website The default set
90. Latency Data Figure 5 18 Daily Latency Reports Microsoft Internet Explorer provi File Edit Yiew Favorites Tools Help d by co Systems Inc Daily IP Path Latency Summary Report Page Back gt O A A Asearch Favorites EBHmedia A D 4 Si a E Jes Address http 10 76 30 24 1741 fipm dailyLatencyReports do Google osearchweb Recarchsie q PageRank E Este popups alowed Options 2 WP 2 customize Search signin p Autos K Sports A9 Careers lt Mobile lt 7 News myYahoo CAY Mail gt gt Links Cisco Systems Internetwork Performance Monitor CiscoWorks Help About Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Latency Reports gt Daily Daily Latency Reports ve Daily a Weekly Daily IP Path Latency Summary Report Monthly 10 08 2004 Collector Info Daily Statistics ERNE Gane n Avg Avg EN Avg A Me Tyne ATE a A msecs msecs msecs 972 DefaultIpPathEcho 0 0 of 0 0 211 220 0 0 211 218 0 906 DefaultIpPathEcho 0 0 0 0 0 199 213 0 0 199 210 0 873 DefaultlpPathEcho 0 0 0 0 0 214 221 0 0 210 217 0 708 DefaultIpPathEcho 0 0 0 0 0 233 237 0 0 232 235 0 609 DefaultlpPathEcho 0 0 0 0 0 225 232 0 0
91. Network Performance for IP il Measuring End to End Performance for IP Step 1 Step 2 Step 3 Step 4 IPM s Echo operations measure end to end performance between a source and any IP enabled device Latency is computed by measuring the time taken between sending an ICMP echo request message to the destination and receiving an ICMP echo reply The IP Echo operation also measures availability and errors for IP services With an IP Echo operation you can determine performance on a specific path by using Loose Source Routing Additionally IPM provides an option for measuring quality of service QoS between endpoints by setting the DSCP and the type of service ToS bits on the IP packet To measure end to end performance for IP Define a device as the source device from which to measure performance For details on defining a source device see Defining a Source Device Define a device as the target of ICMP echo requests from the source device For details on defining a target see Defining a Target To control how statistics are collected use the DefaultIPEcho operation or define your own IP Echo operation For details on defining an IP Echo operation see Defining an IP Echo Operation Define a collector to measure performance between the source and target you defined For details on defining a collector see Defining a Collector If you set the collector s schedule to On Demand start the collector when needed View the sta
92. OS software in the source router The IPM application obtains the round trip time statistics from this MIB You can access additional information about this MIB on the Internet at ftp ftp cisco com pub mibs v2 CISCO RTTMON MIB my This MIB has been extended to monitor network performance statistics in addition to round trip time statistics RU request response unit Request and response messages exchanged between NAUs in an SNA network S SA Agent Service Assurance Agent Feature of Cisco IOS software which allows you to measure and monitor network performance between a Cisco router and a remote device SA Agent Responder Component embedded in a target Cisco router running version 12 1 or later of the Cisco IOS software Its function is to respond to SA Agent request packets from a source router running the SA Agent software The Responder can listen on any user defined port for UDP and TCP protocols The SA Agent Responder is required only for specific collector types such as Enhanced UDP for monitoring jitter in Voice over IP networks server Node or software program that provides services to clients See also client Service Assurance See SA Agent Agent Simple Network See SNMP Management Protocol SNA Systems Network Architecture Large complex feature rich network architecture developed in the 1970s by IBM Similar in some respects to the OSI reference model but with several differences Essentially SNA is composed of seve
93. P is this data averaged or summarized in any way The data is summarized and averaged in a variety of ways IPM displays the data in the Historical Statistics window in hourly daily weekly and monthly increments IPM also displays average minimum and maximum calculations of the data over the monitoring period IPM also provides an automatic aging facility for summarizing and aging older data What data collectors are available in IPM 2 6 IPM Release 2 6 provides support for the following types of operations e DHCP Echo e DLSw Echo e DNS Echo e Enhanced UDP with Jitter Monitoring e HTTP Connect e ICMP Echo e ICMP Path Echo e SNA Echo e TCP Connect e UDP Echo e FTP This release also provides support for Loose Source Routing and Quality of Service For TCP Connect operations what port numbers does IPM support You can make a TCP connection to any port number well known or otherwise on any IP host Cisco or non Cisco as long as someone is listening on that port on the target If you specify a SA Agent device as a target make sure you configured it as a Cisco SAA Responder target on the Target Configuration window If you mistakenly configured it as an IP target and you specify a Target Port that is not well known that is if you specify a port number greater than 1024 IPM considers the target an IP device rather than an SA Agent device and does not enable the SA Agent Control protocol As a result
94. P Operation Define a collector to measure performance between the source router and target you defined For details on defining a collector see Defining a Collector If you set the collector s schedule to On Demand start the collector when needed View the statistics in the TCP Historical Statistics window For details on viewing end to end statistics for TCP see Viewing Statistics for TCP Defining a TCP Operation Step 1 Step 2 Step 3 IPM provides several default TCP operations for measuring performance between a source and target In addition IPM provides the option to create modify or delete your own TCP operations from the TCP Operation Configuration window To define a TCP operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window Click TCP Connect The TCP Operation Configuration window Figure 3 20 appears OL 11291 01 User Guide for Internetwork Performance Monitor Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for TCP Figure 3 20 Erm Configuration TCP Operation Configuration Window lolx Sources Targets Settings General TCP Connect Settings Operations Echo Name Path Echo Cube CI TCP Connect cI DNS HTTP 99FF99 Description
95. P server name or address IPM will use the server you specify for collectors you have configured for the DHCP operation If you have not selected Enable DHCP Server the source will do a broadcast and select any of the DHCP servers configured on the network Click Add IPM adds the newly defined operation to the IPM database Click Close to close the Configuration window For more detailed information about the options available from the DHCP Operation Configuration window see the DHCP Operation Configuration Window topic in the online help oL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for DHCP Viewing Statistics for DHCP The DHCP Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected DHCP collector To view end to end statistics for DHCP Step 1 From the IPM Main Window select one or more DHCP collectors up to 10 Step2 Select View gt Statistics The DHCP Historical Statistics window Figure 3 2 appears Figure 3 2 DHCP Historical Statistics Window File Help Source Name cwh ipm rtr2 Start Date 1 6 00 4 55 09 PM EST Target Name rtp dhep End Date 2 18 00 8 10 42 AM EST Operation Name DefaultDHCP Data Granularity Weekly Summary Round Trip Latency Round Trip Latency 1700 Average Maximum 1 109 383 Averag
96. PM IPM returns a response code for each operation indicating its success or failure It also gives you the reason why the operation failed User Guide for Internetwork Performance Monitor a OL 11291 01 _ Chapter 5 Working With IPM From the CiscoWorks Homepage Importing Devices From Device and Credential Repository i Table 5 1 describes the response codes Table 5 1 Description of Response Code during import Response Code Description 0 Success The device has been imported successfully 24 Invalid device Check whether the device exists and has SAA 25 Invalid device Check whether the device exists and has SAA 62 Invalid host name Provide a valid host name for the device 63 Invalid IP address Provide a valid IP address 82 Source device already exists The import operation will update the source device 90 Target device already exists The import operation will update the target device 130 SNMP error while getting sysUpTime from the router Check the SNMP credentials and ensure that the device is operational 131 Invalid Read community string The Read Community String should not be greater than 32 characters 134 Connection to SNMP server lost Check whether IPM processes are running 137 Invalid IOS version on the source router Ensure that you have a supported IOS version running on the router 138 Invalid Write community string The Write Community String should not
97. PM typically polls a collector once per hour If you are between polls and do not want to wait until the next polling period you can use the Demand Poll function to request an immediate poll of the collector The graphs are updated with the new statistics If for some reason the poll fails and new statistics are not collected the following error message appears Demand Poll Failed make sure router is available Change settings in the Statistics Data Filter window Select View gt Filter Data to change the time period and granularity of the graphs Display statistics for the next time period Select View gt Next Range The graphs are updated to reflect the new range For more information see Understanding Next Range Display statistics for the previous time period Select View gt Prev Range The graphs are updated to reflect the new range For more information see Understanding Previous Range Hide the legend bar at the bottom of each graph Select View gt Hide Legend Show the legend bar at the bottom of each graph Select View gt Show Legend Show combined statistics in one graph for all paths in the path list or all hops ina selected path Path Echo collectors only Select Path List or select a specific path then select View gt Show Combined A single graph is displayed showing combined statistics for all the paths in the path list up to 128 paths or all the hop
98. Responder at the router using the rtr responder configuration command e SNA SNA LU Type 0 or Type 2 connection to Cisco s NSPECHO mainframe host application or SNA SCCP LU Native Echo Requires the PU name defined for the SNA PU connection to VTAM NSPECHO must be installed on the VTAM mainframe to be used as the target The NSPECHO application is provided on the IPM product CD For information about installing NSPECHO see the Installing NSPECHO to Measure SNA Response Times chapter of the Installation Guide for Internetwork Performance Monitor Based on the protocol type you selected take one of the following actions e If you selected IP enter the host name or IP address of the target device in the Hostname or IP Address field e If you selected Cisco SAA Responder enter the host name or IP address of the target device in the Hostname or IP Address field In the Read Community field enter the SNMP community name for read access to the information maintained by the SNMP agent on the target device This is an optional field If you enter the Read Community String IPM will verify the SAA responder status on the target device e If you selected SNA enter the SNA host name of the target device in the PU Name field In the Alias Name field enter a name to assign to the target By default this field matches the Hostname IP Address or PU Name field but you can modify the name for example to use as an alias In the Descript
99. TP operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window Click HTTP The HTTP Operation Configuration window Figure 3 7 appears OL 11291 01 User Guide for Internetwork Performance Monitor Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for HTTP Figure 3 7 HTTP Operation Configuration Window Eim Configuration lol x Sources Targets va Settings General HTTP Settings C Operations E Echo C Path Echo Name A uDP DefaultUDPEcho TCP Connect gt DNS Description HTTP FTP C Enhanced UDP cI DLsw C DHCP C Collectors Packet Settings Lookup Settings IP QoS Type IP Precedence v 0 None v IP QoS Settings URL Lookup String Proxy Server Settings Proxy Server J Download URL From Cache J Use HTTP Proxy Server 2 x APE 2 enter a brief description of the operation including its purpose 120216 In the Name field enter a descriptive name to assign to the operation In the Description field you can Select the IP QoS Type as IP Precedence or DSCP The IP QoS Settings values change based on your IP e If you have selected IP QoS Type as
100. W index historical 2 20 in real time 2 18 status command description B 7 stop aging command description B 7 stop clients command description B 7 stop command description B 7 stop db command description B 7 stop name command description B 7 stopping a collector 4 14 stop pm command description B 7 system services control point glossary definition G 8 T target about 1 2 configuration information viewing 5 14 defining 2 10 devices adding 4 5 deleting 4 5 life of defined viewing 4 4 properties viewing 4 4 working with 4 3 glossary definition G 8 TCP glossary definition G 8 network performance measuring 3 33 operations defining 3 33 statistics viewing 3 35 TCP IP glossary definition glossary definition G 8 thresholds for operations setting 4 9 throughput glossary definition glossary definition G 8 timeout glossary definition glossary definition G 8 values for the IPM server setting new 4 31 in Solaris 4 32 in Windows 4 32 trap glossary definition G 9 troubleshooting information viewing 5 2 FAQs and troubleshooting tips A 1 IPM consol log 5 5 IPM server log 5 4 status information for IPM servers 5 3 troubleshooting log 5 6 version information 5 4 tshoot command description B 7 typographical conventions in this document ix U UDP glossary definition G 9 network performance measuring 3 36 operations defining 3 36 statistics viewing 3 38 UDP enhanced VoIP network performance measur
101. abase preferences changing 4 24 current displaying 4 24 file format for 4 26 setting 4 23 IPM server process timeout values setting new 4 31 in Solaris 4 32 in Windows 2000 and Windows NT 4 32 Managed Interface settings 4 35 message log window 4 37 log control 4 37 log display 4 38 warning regarding Debug and Trace options 4 38 NVRAM settings 4 34 operations adding 4 9 defined viewing list of 4 6 deleting 4 11 operation properties viewing 4 8 setting thresholds and generating alerts 4 9 working with 4 6 seed files adding components by using 4 15 creating a seed file 4 15 loading components from a seed file 4 20 sample collector seed file 4 18 sample source router seed file 4 17 sample target seed file 4 18 seed file syntax 4 16 viewing seed file output files 4 20 SNMP timeout and retry environment variables setting 4 28 in Solaris 4 29 in Windows 2000 and Windows NT 4 30 source device defining 2 8 source routers adding 4 3 configured viewing 4 2 deleting 4 3 properties viewing 4 2 Index W working with 4 1 target devices adding 4 5 defining 2 10 deleting 4 5 list of defined viewing 4 4 properties viewing 4 4 working with 4 3 console command description B 2 control command description B 2 D database password changing 4 36 preferences changing 4 24 displaying current 4 24 file format 4 26 setting 4 23 data link switching glossary definition G 1 dbclean command description B 3 dbp
102. age Access the CiscoWorks homepage Figure 5 1 For information on starting IPM client from the CiscoWorks homepage see Starting IPM Client From the CiscoWorks Homepage section on page 2 2 OL 11291 01 User Guide for Internetwork Performance Monitor Chapter5 Working With IPM From the CiscoWorks Homepage Viewing IPM Server Information Step 2 Figure 5 1 CiscoWorks Homepage CiscoWorks Microsoft Internet Explorer provided by Cisco Systems Inc E la x Ele Edit view Favorites Tools Help a Heak gt OA A search Gravotes meda Br S Si El E Address http dev ee Google esearch Web Gcearctisite gh PageRank E site popups alowed fujOptions A Logout Help About 4 Cisco Systems CiscoWorks Cisco com Resources Server Configuration Device Center Internetwork Performance Monitor gt CiscoWorks Resources Homepage Configuration Third Party pene eccrine Adin TT pei gt Grouping Services Software Center Internetwork Performance Monitor Chassis View gt Administration CiscoWorks Product Updates IDU s now available DU 8 0 IDU 8 0 77 IDU s now available Device Fault Manager IDU 1 2 6 ITM DUS More Updates wD N a N E http dev dell1 1741 cg bin desktop urgentMessages pl C jsrs1 amp F 908P0 getUrgentMessages amp L 1090323733646 E Local intranet a Click
103. age the resources of a node through the PU SSCPs can send requests to and receive replies from individual nodes in order to control the network configuration Switch to Switch Protocol Protocol specified in the DLSw standard used by routers establish DLSw connections locate resources forward data and handle flow control and error recovery See also DLSw An explicitly configured route entered into the routing table Static routes take precedence over routes chosen by dynamic routing protocols See SSP See SNA See SSCP Any IP addressable device or IBM Multiple Virtual Storage MVS mainframe that can be reached by the source router The target is the destination of the network performance measurement Transmission Control Protocol Connection oriented transport layer protocol that provides reliable full duplex data transmission TCP is part of the TCP IP protocol stack See also TCP IP Transmission Control Protocol Internet Protocol Common name for the suite of protocols developed by the U S DoD in the 1970s to support the construction of worldwide internetworks TCP and IP are the two best known protocols in the suite See also IP and TCP Rate of information arriving at and possibly passing through a particular point in a network system Event that occurs when one network device expects to hear from another network device within a specified period of time but does not Typically a timeout results in a retransmission o
104. al unit See PU ping packet internet gropher ICMP echo message and its reply Often used in IP networks to test the reachability of a network device PU physical unit SNA component that manages and monitors the resources of a node as requested by an SSCP There is one PU per node Q QoS Quality of Service Measure of performance for a transmission system that reflects its transmission quality and service availability Quality of Service See QoS R request response unit See RU Response Time See SA Agent Reporter round trip time See RTT route Path through an internetwork between a specific source and target router Network layer device that uses one or more metrics to determine the optimal path along which network traffic should be forwarded Routers forward packets from one network to another based on network layer information User Guide for Internetwork Performance Monitor Pele i OL 11291 01 Glossary W RTR See SA Agent RTT round trip time Time required for a network packet to travel from the source to the destination and back RTT includes the time required for the destination to process the message from the source and generate a reply The latency measurements taken by IPM and SA Agent are round trip time latency measurements RTTMON MIB round trip time monitor management information base Proprietary MIB created by Cisco to obtain and store round trip time statistics The MIB is implemented by the Cisco I
105. ally User Guide for Internetwork Performance Monitor oL 11291 01 a AS AppendixA IPM FAQs and Troubleshooting Tips IPM FAQs Does a target device need to be a router that supports SA Agent No IPM supports targets as long as they are reachable through IP These targets can be Web servers PCs printers routers switches other network devices or any other device with an IP address IPM also supports SNA targets running the NSPECHO application provided with IPM However if you are measuring UDP Enhanced UDP or Jitter statistics for applications such as Voice over IP or VPN monitoring the target must be a Cisco router running a release of the Cisco IOS software that supports the SA Agent Responder feature Cisco IOS version 12 1 2 T or later we strongly recommend version 12 1 or later What network protocols does IPM support IPM supports both IP and SNA monitoring IPM also support higher level IP protocols including DHCP DLSw DNS HTTP FTP TCP and UDP Should I install the router component of IPM on a backbone router so that it intercepts all paths The answer depends on the number of collectors you are using at any one time A collector is the entity IPM creates on a router to collect performance data The router component of IPM uses memory and CPU cycles so Cisco recommends you run the router component on multiple edge routers instead This setup distributes the load across multiple routers and
106. ame gt lt hostname gt ipm pmstatus lt hostname gt lt hostname gt tart db Starts IPM Database Server on the local host top db Stops tart name Starts IPM Naming Server on the local host top name Stops IPM Naming Server on the local host tart pm Starts IPM Process Manager on the local host top pm Stops IPM Process Manager on the local host IPM Database Server on the local host ipm dbbackup Backs up IPM Database from previous backup ipm dbrestore Restores IPM Database from previous backup ipm dbclean Replace the IPM database with a clean version ipm dbpassword Change IPM Database password ipm forcestop Forcefully stops all IPM Servers on the local host ipm stopclients Stops all running IPM clients on the local host ipm readme Display the README file User Guide for Internetwork Performance Monitor Starts a Message Log Display Client Connects to IPM servers on local host or Starts a Process Manager Display Client Connects to IPM servers on local host or OL 11291 01 AppendixB IPM Command Reference Output of ipm help Command W ipm iosinfo Display the IPM IOS Info file ipm services conf Display the services conf file ipm console Display the ipmConsoleLog log file ipm viewlog Display the ipmLoggerLog x file with PAGER ipm logger Display the ipmLoggerLog x file with tail f ipm browserpath Reset the path to the system Web Browser ipm servername Reset
107. amed srcName You can use this command only if you have administrative privileges ipm cw2ksetup Checks to see which files are installed and installs additional files as necessary Use this command to integrate IPM and CiscoWorks in the following instances e You installed CiscoWorks after you installed IPM e IPM and CiscoWorks are no longer integrated for some reason You can use this command only if you have administrative privileges User Guide for Internetwork Performance Monitor OL 11291 01 AppendixB IPM Command Reference Table B 1 IPM Commands continued Command Description ipm cw2ksetup install Identical to ipm cw2ksetup Checks to see which files are installed and installs additional files as necessary Use this command to integrate IPM and CiscoWorks in the following instances e You installed CiscoWorks after you installed IPM e IPM and CiscoWorks are no longer integrated for some reason You can use this command only if you have administrative privileges ipm dbbackup Takes a back up of the IPM database You can use this command only if you have administrative privileges ipm dbclean Replaces the IPM Database with a clean version You can use this command only if you have administrative privileges ipm dbbackup Controls Automatic IPM Database backup enable disable i a You can use this command only if you have administrative privileges ipm dbpassword Changes the
108. ance between a source and a DNS server In addition IPM provides the option to create modify or delete your own DNS operations from the DNS Operation Configuration window To define a DNS operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window Click DNS The DNS Operation Configuration window Figure 3 5 appears In the Name field enter a descriptive name to assign to for the operation In the Description field you can enter a brief description of the operation including its purpose In the DNS Name Server field enter the host name or IP address for the DNS name server IPM automatically creates the DefaultDNS operation at startup based on the DNS server configuration of the IPM server User Guide for Internetwork Performance Monitor Em OL 11291 01 Chapter3 Using IPM to Measure Network Performance Measuring Network Performance for DNS W Figure 3 5 DNS Operation Configuration Window Bim Configuration E 5 x Sources DNS Settings Targets P 9 CI Operations 4 Settings al C Echo i Name dns 1 C Path Echo j ec uDP i CITCP Connect Description gt CDNS HTTP FTP C Enhanced UDP CI DLsw Query Settings C DHCP C Collectors va DNS Name Server vns blr DNS Lookup Name
109. and browser Electronically stored text that allows direct access to other texts by way of encoded links Hypertext documents can be created using HTML and often integrate images sound and other media commonly viewed using a browser See also HTML and browser See HTML See HTTP OL 11291 01 User Guide for Internetwork Performance Monitor Glossary ICMP Internet Control Message Protocol Internet Protocol Internetwork Performance Monitor interval IP IPM IP address IPM Administrative Password Jitter L latency leased line Internet Control Message Protocol Network layer Internet protocol that reports errors and provides other information relevant to IP packet processing Documented in RFC 792 See ICMP See JP See IPM See duration Internet Protocol Network layer protocol in the TCP IP stack offering a connectionless internetwork service IP provides features for addressing type of service specification fragmentation and reassembly and security Documented in RFC 791 IPM is an application for measuring and monitoring network performance statistics such as network latency jitter availability packet loss and errors You can view these statistics in real time or have IPM store them in its database for historical analysis You can also use IPM to establish network baselines and monitor thresholds 32 bit address assigned to hosts using TCP IP An IP address belong
110. assword command description B 3 dbprefs reload command description B 3 dbprefs view command description B 3 dbprefs viewfile command description B 3 dbrestore command description B 3 dbrestore command warning regarding interrupting 4 34 debug command description B 3 dedicated line glossary definition G 2 deleting collectors 4 14 operations 4 11 source routers 4 3 target devices 4 5 delsrc command description B 3 deltarg command description B 4 OL 11291 01 User Guide for Internetwork Performance Monitor W index Device Center Integration support in this release 1 5 devices glossary definition G 2 importing from Device and Credential Repository 5 7 DHCP glossary definition G 2 network performance measuring 3 2 operations defining 3 2 Statistics viewing 3 4 Differentiated Service Code Point DSCP support in this release 1 5 DISPLAY variable in Solaris setting 4 33 DLSw glossary definition G 2 network performance measuring 3 5 operations defining 3 5 Statistics viewing 3 7 DNS glossary definition G 2 network performance measuring 3 8 operations defining 3 8 statisics viewing 3 9 documentation x audience for this ix typographical conventions in ix domain glossary definition G 2 downloading the IPM client 5 10 for Solaris 5 10 for Windows 5 11 DSCP see IP QoS type setting 3 12 duration glossary definition G 2 echo glossary definition G 2 echo operations defining IP 3 19 IP
111. ated G cai 5 Delete BBS view 120212 In the Hostname or IP Address field enter the host name or IP address of the device to use as the source for network performance measurements This host name can be from to 64 characters in length In the Read Community field enter the SNMP community name for read access to the information maintained by the SNMP agent on the source device This value can be from 1 to 255 characters in length In the Write Community field enter the SNMP community name for write access to the information maintained by the SNMP agent on the source device This value can be from 1 to 255 characters in length In the Alias Name field enter a name to assign to the source router By default this field matches the Hostname or IP Address field but you can modify the name for example to use as an alias In the Description field you can enter a brief description of the source router Click Add IPM attempts to locate the source and determine whether or not it is SNMP enabled with the correct Read and Write community string If the router is successfully located IPM adds it to the IPM database If IPM cannot reach the router IPM displays an error message amp Note If you specify an IP address instead of a host name and that IP address cannot be resolved by standard address resolution techniques then IPM assumes that the IP address is valid and does not resolve to a host name Clic
112. ation Fundamentals Command Reference for details on the rtr low memory command I have a multi homed machine What should I do to make IPM work A multi homed machine is a machine that has multiple NIC cards each configured with different IP addresses To run IPM on a multi homed machine there are two requirements e All IP addresses must be configured in DNS e Because of restrictions in CORBA only one IP address can be used by the client browser to access the server You must select one IP address as the external address with which the client will access the IPM server To select an IP address modify the gatekeeper file ipmgk props located in IPMInstallDir CSCOcwbS etc Solaris or IPMInstallDir server etc Windows directory Replace every instance of external IP address with the external IP address you choose and remove the character from the following vbroker gatekeeper backcompat callback host lt external IP address gt vbroker se exterior host lt external IP address gt vbroker se iiop_tp host lt external IP address gt vbroker se interior host lt external IP address gt How do I set debug levels of different IPM servers using Message Log server At the command prompt run ipm debug command IPM launches the message log server See the Working With Message Log Window for information about various options available on Message Log Window OL 11291 01 User Guide for Internetwork Performance Monito
113. avorites Tools Help el sa Back gt A A Qsearch GFavortes Ameda A D SG aade T E E Cisco Systems Ciscoworks Help About Internetwork Performance Monitor ea er Info Import From Device and Credential Repository Download Client You Are Here Admin gt Server Info gt Version Into Version Info fa Status IPM Server Version IPM Server Hostname rven IPM Server License Evaluation IPM Server Build Date Wed Oct 06 12 00 00 IST 2004 D PROGRA 1 INTERN 1 Server bin ipm exe Version 2 6 0 13 D PROGRA 1 INTERN 1 Server bin CWB_ipmConfigServerd exe Version 2 6 0 13 D PROGRA 1 INTERN 1 Server bin CWB_ipmDataViewServer exe Version 2 6 0 13 D PROGRA 1 INTERN 1 Server bin CWB_ipmSnmpd exe Version 2 6 0 13 D PROGRA 1 INTERN 1 Server bin CWB_ipmData_colld exe Version 2 6 0 13 E Done BB vocal intranet Viewing the IPM Server Log You can display the contents of the IPM server log file on the server to which you are connected and which is currently running the IPM server This log contains useful information for diagnosing and correcting IPM operational problems To view the IPM server log select Internetwork Performance Monitor gt Admin gt Server Info gt Server Log File in the CiscoWorks homepage The Server Log File page Figure 5 4 appears User Guide for Internetwork Performance Monitor a OL 11291 01 Chapter 5 Working With IPM From t
114. aximum of 15 characters and you can enter only alphanumeric characters IPM prompts you to confirm the password Enter the password again and press Enter IPM displays IPM Administrative Password is Changed Use IPM Administrative Password to access standalone IPM Client and CLI commands The Administrative password is required for launching the IPM standalone Client Note To protect device credentials IPM does not allow you to disable the administrative password During IPM installation you will be prompted to enter the administrative password It is important that you set the administrative password OL 11291 01 User Guide for Internetwork Performance Monitor Chapter2 Getting Started With IPM E Running Simultaneous IPM Sessions Running Simultaneous IPM Sessions IPM allows you to run multiple sessions of the IPM client simultaneously Central services and database functions are provided on an IPM server that communicates to multiple IPM clients You can install the IPM client software on the same system as the IPM server or on a different system on the same network as the IPM server Running more than one IPM client on the same workstation can degrade the workstation s performance Configuring the IPM Components To collect network performance metrics using IPM you must define a collector in a source router A collector is a definition of a source router a target device an operation and a collector
115. ays the contents of a database but ipm dbprefs viewfile displays the contents of a file Changing the Database Preferences Step 1 Step 2 Step 3 To change the IPM database preferences Edit the IPM database preferences file opt CSCOipm etc ipmDbPref conf in Solaris c Program Files Internetwork Performance Monitor server etc ipmDbPref conf in Windows using a text editor Change the number of days that daily network performance statistics are stored modify the following line ipm_daily_stats_life 180 Set the business hours to be used in calculating averages you must turn on or off the appropriate hourly interval OL 11291 01 User Guide for Internetwork Performance Monitor Chapter 4 Modifying IPM Components User Guide for Internetwork Performance Monitor Setting IPM Database Preferences The day is divided into increments of one hour starting at 0 00 a m ipm_business_hour_0 and ending at 11 59 p m ipm_business_hour_23 0 For the hours you want to include in averages set the hour interval value to 1 For example to store collected statistics over a business day that runs from 8 00 a m to 5 00 p m you would use the following setting ipm_business_hour_0 0 ipm_business_hour_1 0 ipm_business_hour_2 0 ipm_business_hour_3 0 ipm_business_hour_4 0 ipm_business_hour_5 0 ipm_business_hour_6 0 ipm_business_hour_7 0 ipm_business_hour_8 1 ipm_business_hour_9 1 ipm_business_hour_10 1 ipm_
116. be later than the actual current time even though you are displaying historical statistics If View gt Next Range is grayed out it means the new range falls after the collector was stopped If you select View gt Next Range and IPM displays the following error message Could not get operation stats from the server for the given time range chart will be empty This means there was no statistical data available for the next time period The IPM server or source router might have been down during that time period and no statistical data was collected When you click OK IPM displays blank graphs for the next time period If you select View gt Next Range for a Path Echo collector and IPM displays the following error message No Path List could be found Forcing a demand poll Wait a few minutes and try again This means there was no statistical data available for the next time period The IPM server or source router might have been down during that time period and no statistical data was collected When you click OK IPM still displays graphs for the current time period Understanding Previous Range Keep the following points in mind when you select View gt Prev Range The new start time is the current start time minus the current duration The new end time is the current start time For example if the current start time is midnight April 11 and the current end time is midnight April 12 the duration is 24 hours So the new star
117. business_hour_11 1 ipm_business_hour_12 1 ipm_business_hour_13 1 ipm_business_hour_14 1 ipm_business_hour_15 1 ipm_business_hour_16 1 ipm_business_hour_17 0 ipm_business_hour_18 0 ipm_business_hour_19 0 ipm_business_hour_20 0 ipm_business_hour_21 0 ipm_business_hour_22 0 ipm_business_hour_23 0 By default the business day is defined as 24 hours 0 00 a m to 11 59 p m To set the business days used for calculating weekly and monthly averages you must turn on or off the appropriate day Each day of the week is represented by a number as follows e Sunday is ipm_business_day_0 e Monday is ipm_business_day_1 e Tuesday is ipm_business_day_2 e Wednesday is ipm_business_day_3 e Thursday is ipm_business_day_4 e Friday is ipm_business_day_5 e Saturday is ipm_business_day_6 For the days you want to set as business days set the day to a value of 1 Days with a value of 0 are not counted as business days OL 11291 01 _ Chapter 4 Modifying IPM Components Step 4 Step 5 Setting IPM Database Preferences W For example to set the business days to Monday through Friday you would use the following setting the default setting ipm_business_day_0 0 ipm_business_day_1 1 ipm_business_day_2 1 ipm_business_day_3 1 ipm_business_day_4 1 ipm_business_day_5 1 ipm_business_day_6 0 By default the business week is defined as 7 days Sunday morning to Saturday evening Save your changes to the IPM database preferences f
118. ce Monitor gt Reports gt Configuration Reports gt Operations on the CiscoWorks homepage The Operation Information page Figure 5 12 appears User Guide for Internetwork Performance Monitor OL 11291 01 Chapter 5 Working With IPM From the CiscoWorks Homepage Figure 5 12 Operations Configuration Report Page 44 Operations Configuration Report Microsoft Internet Explorer provided by Cisco Systems Inc File Edit Yiew Favorites Tools Help Back gt O A Z Reach Favortes Meda 3 D S Si S g Viewing Configuration Information Address http dev dellt 1741 fiomfoperationsRepart do Google v Bsearch Web Rer zl C60 WP 2 customize Search signin gap Autos K sports A9 Careers lt i Mobile lt News Q myYahoo DAY Mail gt gt Links gt Cisco Sysrems Internetwork Performance Monitor Reports Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Configuration Reports Operstions Operations Configuration Report Fe Yorks Help About Sample Time Rise Fall Name Type Interval Out Thresh Thresh Nee Count Count pee ao secs msecs msecs msecs DefaultIpEcho TP Echo 60 5000 5000 3000 Never 5 5 None false DefaultIpEchoPni3 TP Ec
119. ce Statistics i Click Add IPM adds the newly defined collector to the IPM database If you selected a DNS operation the Extra DNS Settings window appears Figure 2 7 Enter a DNS Lookup Name the name of the host to look up for the DNS request and click OK Figure 2 7 Extra DNS Settings Window DNS Lookup Name cwb test3 40721 s p Click Close to close the Configuration window and return to the IPM Main Window The newly defined collector has been added to the list of collectors in the IPM Main Window If you must add a large number of collectors to IPM you can use the Collector Configuration window to add them one by one but it is more efficient to use a seed file For information about using a seed file to add collectors to IPM see Adding Components Using Seed Files For information about viewing or deleting collectors see Working With Collectors Viewing Network Performance Statistics As your collectors begin to gather network performance statistics and store the information in the IPM database you can view the resulting data IPM provides two methods for reviewing network performance statistics e Viewing Network Performance Statistics in Real Time page 2 18 e Viewing Historical Network Performance Statistics page 2 20 0L 11291 01 User Guide for Internetwork Performance Monitor Chapter2 Getting Started With IPM E Viewing Network Performance Statistics Viewing Ne
120. change the host name of an IPM system IPM no longer starts up or works correctly To correct this problem issue the ipm hostname command then reboot the system e Windows only To change the IPM Server hostname you need to update the IPM_ConfigMain properties under IPMROOT Server htdocs webclient directory On the Source Properties window how is it possible for my system up time to be longer than the time since the last reboot If a source router cannot be reached or is in the process of rebooting the Source Properties window might display an incorrect backlevel system up time for that router If the system up time is longer than the time since the last reboot wait a few seconds then refresh the screen to display the correct system up time Why do I get an error message when I use a host name as a new IP address If you get a Host not found error when you use a host name as the new IP address you must enter the actual IP address as the new IP address In general you should not use a host name in the New IP Address field of the Change IP Address window It only works if there is a single DNS entry for the device and if the domain name exactly matches the one in the database What if I accidentally create a collector that uses all remaining memory in the source router The SA Agent in IOS 12 1 or later provides a low watermark feature to prevent collectors from using all the memory in the source router See the Cisco IOS Configur
121. collectors when no LUs were available page A 14 e Did you create any HTTP collectors that require authentication page A 14 e Did you specify any incorrect target PU names page A 14 e Did you specify any incorrect IP addresses page A 14 e Did you specify large mainframe RU sizes page A 14 Did you create any collectors on inactive PUs Collectors that you create on inactive physical units PUs accrue no data for Real Time or Historical graphs The Real Time graph displays No Connection for the Last Data Point To avoid this problem make sure the PUs are active before you create collectors on them To display the status of the PU from the router use the show sna IOS command or the show dspu IOS command for downstream PUs OL 11291 01 User Guide for Internetwork Performance Monitor AppendixA IPM FAQs and Troubleshooting Tips Troubleshooting IPM Did you create any collectors when no LUs were available Each collector creates a logical unit LU connection to the mainframe Therefore if you create collectors when all LUs were used those collectors accrue no data for Real Time or Historical graphs For example if 20 LUs were activated by the host mainframe and 20 LUs were used for 20 collectors the 21st created collector would accrue no statistics The Real Time graph displays No Connection for the Last Data Point To avoid this problem make sure the number of collectors you create is eq
122. cs ex ees 7 Dar ares Statistics Statistics Avg Avg Error Over Avg Error Over Avg Avg ze Over Collector Operation Max Trys 3 Pasa a Max 6 6 msecs msecs Yo Yo msecs o vo msecs msecs msecs IA o l Done TT ep internet AS Step2 To view more detailed information from the Weekly Latency Reports page select a report for a specific date then select one of the following options for the week you want to view e IP Echo To view weekly latency statistics for all IP Echo collectors The Weekly IP Echo Latency Summary Report page appears e Services To view weekly latency statistics for all other non IP collectors and IP based services The Weekly Services Latency Summary Report page appears e JP Path To view weekly latency statistics for all IP Path Echo collectors The Weekly IP Path Latency Summary Report page appears If a path never reaches its target IPM calculates the Web report based on the last hop in each path e Alert To view weekly alert statistics Alerts are collectors with errors The Weekly Latency Alert Report page appears User Guide for Internetwork Performance Monitor oL 11291 01 EN Chapter5 Working With IPM From the CiscoWorks Homepage E Viewing Latency Data In all IPM Web reports if the Error field shows 100 then the Avg average and Avg Max average maximum fields show N A not available because no data is available For Weekly Reports the
123. cts products_security_vulnerability_policy html From this site you can perform these tasks e Report security vulnerabilities in Cisco products e Obtain assistance with security incidents that involve Cisco products e Register to receive security information from Cisco A current list of security advisories and notices for Cisco products is available at this URL http www cisco com go psirt If you prefer to see advisories and notices as they are updated in real time you can access a Product Security Incident Response Team Really Simple Syndication PSIRT RSS feed from this URL http www cisco com en US products products_psirt_rss_feed html Reporting Security Problems in Cisco Products Cisco is committed to delivering secure products We test our products internally before we release them and we strive to correct all vulnerabilities quickly If you think that you might have identified a vulnerability in a Cisco product contact PSIRT e Emergencies security alert cisco com An emergency is either a condition in which a system is under active attack or a condition for which a severe and urgent security vulnerability should be reported All other conditions are considered nonemergencies e Nonemergencies psirt cisco com In an emergency you can also reach PSIRT by telephone e 1 877 228 7302 e 1408 525 6532 User Guide for Internetwork Performance Monitor Px OL 11291 01 Preface Obtaining Technical Assistanc
124. d FE HE E HE HE HE HE E HE HE E HE HE FE HE HE HE HE HE HE HE HE E HE EH EH HH EH coll1 col1l2 coll13 coll4 coll5 coll6 coll7 router1 cisco com target1 router1 cisco com target2 router1 cisco com target3 router1 cisco com target4 router2 cisco com target1 router2 cisco com target2 router2 cisco com target3 coll8 router2 cisco com target2 coll9 router cisco com Unused coll10 router cisco com Unused coll11 router cisco com Unused coll12 router cisco com Unused ooonmpopmwpoamwapp zero and lt duration gt zero gt ON_DEMAND collector and DNS Operation types DLSW and SNA Operation types Defaul Defaul Defaul Defaul Defaul Defaul Defaul Defaul Defaul Defaul MyHTTP lt IpEcho LtUDPEcho ltJitter LtDLSw LtSnaLu0Echo LtSnaLu2Echo lt SnaRuEcho ltIpPathEcho 10 LtHTTPConn LtDNS Defaul Defaul Defaul Defaul Defaul Defaul Defaul Defaul Defaul Defaul Defaul MyHTTP LtDHCP FEE FE AE FE FE FE FE HE FE HE FE EEE EE EE LtIpEcho LtUDPEcho ltJitter LtDLSw LtSnaLu0Echo LtSnaLu2Echo lt SnaRuEcho ltIpPathEcho 10 LtHTTPConn LtDNS Defaul LtDHCP DefaultJitter should be replaced by Default60ByteVoice L 0 L 0 L 0 L 0 L 0 L 0 10 L 0 0 the target field must be Unused or unused MyHTTP should be replaced with the name of an HTTP operation you created Default160ByteVoice the SourceInterfaceIP field must blank For an
125. d Trip Latency Average Maximum Average Average Minimum Minimum Latency t f fais Maximum Latency Errors Total Timeouts O 0 00 Total Busies 2 100 00 Total No Connections O 0 00 Total Drops 0 0 00 Completion Summary Total Attempts 2 100 00 Total Completions 0 0 00 Total Over Threshold 0 0 00 Total Errors 2 100 00 Round Trip Latency Latency Msecs ES 11 19 05 22 PM 11 19 05 23 PM Minimum Ml Average amp Maximum Error Chart 2 0 Occurrances F 0 0 Wi Timeouts MJ Busies No Connections J Drops Completion Summary Chart N o Occurances o 4 85612 0L 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for IP If you selected more than one collector their statistics are displayed in a single graph in the Historical Statistics Multi Collector Graph window see Figure 2 14 for an example For more detailed information about the statistics displayed in the Echo Historical Statistics window see the Echo Historical Statistics Window topic in the online help Measuring Hop by Hop Performance for IP Step 1 Step 2 Step 3 Step 4 IPM s IP Path Echo operation determines hop by hop performance between a server and any IP device on the network by discovering the path It uses traceroute and th
126. d for launching the IPM standalone client Note To protect device credentials IPM does not allow you to disable the administrative password During IPM installation you will be prompted to enter the administrative password It is important that you set the administrative password I 0L 11291 01 User Guide for Internetwork Performance Monitor Chapter2 Getting Started With IPM HI Starting IPM Client Starting IPM Standalone Client on Windows When you install the IPM client on a Windows 2000 Professional and Server with SP3 and SP4 Windows 2000 Advanced Server with SP3 SP4 Windows XP Pro SPla or Windows 2000 WS2K3 system the installation program adds two icons to your desktop one icon for connecting to the IPM server you specified during installation and one icon for connecting to any IPM server To start the IPM client on a Windows system and connect to the default IPM server Step 1 Make sure the IPM server to which you are connecting is currently running Step2 Double click on the IPM client icon on your desktop The IPM client starts and displays the IPM Main Window Figure 2 2 You can also access the IPM Main Window from the CiscoWorks homepage For more details see Starting IPM Client From the CiscoWorks Homepage page 2 2 Alternatively you can click View gt CiscoWorks Home Page to access the CiscoWorks homepage To start the IPM client on a Windows system and connect to any IPM server St
127. database password IPM does not ask for the old password You can also use ipm dbpassword new password on UNIX You can use this command only if you have administrative privileges ipm dbprefs reload Reloads the IPM database preferences file You can use this command if you are a member of the casusers group ipm dbprefs view View the preferences in the currently running IPM database You can use this command if you are a member of the casusers group ipm dbprefs viewfile View the IPM database preferences in the configuration file which might differ from the preferences in the currently running IPM database The output from this command is formatted differently from the output from the ipm dbprefs view command because this command displays the contents of a file whereas the ipm dbprefs view command displays the contents of a database You can use this command if you are a member of the casusers group ipm dbrestore Restores the IPM database from a previous backup You can use this command only if you have administrative privileges ipm debug hostname Starts the message log display and displays the Message Log window which provides a log of status messages generated by IPM Connects to IPM servers on the local host or on hostname If you Telnet into a remote workstation and you do not set the DISPLAY variable to local display you cannot use this command See Setting the DISPLAY Variable in Solaris for details You
128. defined size from the source to a target with a defined interpacket delay Both the source and the target must be running version 12 1 or later of the Cisco IOS software and the SA Agent Responder must be enabled on the target To enable the SA Agent Responder on the target use the rtr responder IOS configuration command The packets sent out to measure jitter contain packet sequence information as well as sending and receiving timestamps from the source and the Responder Note Step 1 Step 2 Step 3 Step 4 The Enhanced UDP operation sends only UDP data traffic and does not send any voice packets The Enhanced UDP operation measures the following network performance statistics e Round trip network latency e Per direction packet loss e Per direction interpacket delay variance jitter e Network availability and errors To measure end to end performance for Enhanced UDP Define a device as the source device from which to measure performance For details on defining a source device see Defining a Source Device Define a device as the target of discovery requests from the source device For details on defining a target see Defining a Target To control how statistics are collected use one of the default Enhanced UDP operations or define your own Enhanced UDP operation For details on defining an Enhanced UDP operation see Defining an Enhanced UDP Operation Define a collector to measure performance between the sourc
129. dows only Exports IPM device data for sources targets and collectors in seed file format and creates three files named Source txt Target txt and Collector txt stored in a temporary directory To find the temporary directory IPM first looks at the TMP environment variable If TMP is not defined IPM looks at the TEMP variable If TEMP is also not defined IPM places the three files in the current directory You can use this command if you are a member of the casusers group ipm password Allows you to change existing IPM administrative passwords You can use this command only if you have administrative privileges ipm pmstatus hostname Displays the Process Management Information window and connects to the IPM servers on the local host or on hostname The Process Management Information window displays status information about the IPM processes and provides options for starting or stopping a process or for viewing more detailed information about a process If you Telnet into a remote workstation and you do not set the DISPLAY variable to local display you cannot use this command See Setting the DISPLAY Variable in Solaris for details You can use this command if you are a member of the casusers group ipm readme Displays the contents of the README file for IPM You can use this command if you are a member of the casusers group ipm regen Regenerates all IPM daily weekly and monthly HTML reports A maxim
130. dress of the next router can be one or more routers away multiple hops The alternative is strict source routing in which the next router must be adjacent single hop LU logical unit Primary component of SNA an LU is an NAU network addressable unit that enables end users to communicate with each other and gain access to SNA network resources Management See MIB Information Base MIB Management Information Base Database of network management information that is used and maintained by a network management protocol such as SNMP The value of a MIB object can be changed or retrieved using SNMP commands usually through a GUI network management system MIB objects are organized in a tree structure that includes public standard and private proprietary branches Multiple Virtual See MVS Storage MVS Multiple Virtual Storage Consists of MVS System Product Version 1 and the MVS 370 Data Facility Product operating on a System 370 processor N name resolution Generally the process of associating a name with a network location name server Server connected to a network that resolves network names into network addresses NetView IBM network management architecture and related applications NetView is a VTAM application used for managing mainframes in SNA networks See also VTAM network management See NMS system Network Management See NMVT Vector Transport node Endpoint of a network connection or a junction common to
131. during normal business hours to resolve the situation Severity 3 S3 Operational performance of your network is impaired but most business operations remain functional You and Cisco will commit resources during normal business hours to restore service to satisfactory levels Severity 4 S4 You require information or assistance with Cisco product capabilities installation or configuration There is little or no effect on your business operations Obtaining Additional Publications and Information Information about Cisco products technologies and network solutions is available from various online and printed sources e Cisco Marketplace provides a variety of Cisco books reference guides documentation and logo merchandise Visit Cisco Marketplace the company store at this URL http www cisco com go marketplace User Guide for Internetwork Performance Monitor OL 11291 01 Preface Obtaining Additional Publications and Information W Cisco Press publishes a wide range of general networking training and certification titles Both new and experienced users will benefit from these publications For current Cisco Press titles and other information go to Cisco Press at this URL http www ciscopress com Packet magazine is the Cisco Systems technical user magazine for maximizing Internet and networking investments Each quarter Packet delivers coverage of the latest industry trends technology breakthroughs a
132. e gt Print menu option and the Print Dialog window does not appear make sure you have defined a printer on your system Enter the required data in the Print Dialog Window Click Print IPM sends the output to the printer or file you specified OL 11291 01 User Guide for Internetwork Performance Monitor Chapter2 Getting Started With IPM W Exiting the IPM Client Exiting the IPM Client Step 1 Step 2 When you are finished monitoring network performance statistics you can exit the IPM client by completing the following steps From the IPM Main Window Figure 2 2 select File gt Exit The Exit IPM confirmation window appears If you are running IPM as an applet and you exit the Web browser or close the active window IPM exits but the confirmation window does not appear Click Yes to close the IPM client application Collectors that were still running when you closed the IPM client will continue to run and gather statistics until they reach the end date specified in the collector configuration Collectors defined to run forever continue to run and gather statistics until you stop them To shut down the IPM servers completely use the ipm stop command To stop gathering statistics stop the collectors before exiting the IPM client When you stop a collector the gathered data for that collector is still available for viewing Collectors remain in the IPM database until you do one of the following e Delete
133. e Calendar icon The Set Date Range window appears Figure 2 6 Step 5 Specify a new start date a new end date or both and click OK The start time and end time you specified for the collector for viewing statistics appears For more information about changing the date range see the Defining a Collector To make graphs easier to read IPM provides optional popup labels for historical graphs Popup labels are always on for real time graphs When you turn on popup labels for a graph you can roll the cursor over a collection point on the graph and see a popup label containing key information for that point such as the exact latency value To turn on popup labels for a graph select the Show Popup Labels checkbox To turn off popup labels clear the checkbox User Guide for Internetwork Performance Monitor 220 OL 11291 01 Chapter2 Getting Started With IPM Viewing Network Performance Statistics i Step6 In the Statistical Format field specify the initial increment for the granularity for displaying the statistical graphs Choose one of the available options Hourly Daily Weekly or Monthly For Weekly statistical graph the start time is always the beginning of the Week i e Sunday For Monthly statistical graph the start time is always the beginning of the Month Consider a Collector started on 15 January 2004 The Monthly statistical graph for that Collector would have a time plot on 1 January 2004 the start date of
134. e Minimum 211 2 Average Latency Msecs ira t sol poe Minimum Latency 126 a Maximum Latency 1 670 Tine 0113 01 17 0121 0125 01 29 02 02 02 06 Average Minimum Average Average Maximum Error Chart 2 0 Errors x Total TimeOuts 5 0 01 i Total Busies 0 0 00 8 01711 01715 01 9 0123 01 27 HiTime Outs Busies 01 31 0204 02408 Completion Summary Completion Summary Chart Total Attempts 39 411 100 00 39 406 99 99 Total Over Threshold Oo 0 00 0 01 Total Completions Occurances Total Errors 1 01 13 01717 01 21 01 25 01 29 0202 Number of Completions Over Threshold Errors Le If you selected more than one collector their statistics are displayed in a single graph in the Historical Statistics Multi Collector Graph window see Figure 2 14 for an example 0 01 09 02 06 34124 For more detailed information about the statistics displayed in the DHCP Historical Statistics window see the DHCP Historical Statistics Window topic in the online help User Guide for Internetwork Performance Monitor OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for DLSw W Measuring Network Performance for DLSw amp DLSw is the enhanced Cisco version of DSCP RFC 1795 DLSw tunnels SNA traffic over IP backbones via TCP The routers performing the tunneling of SNA
135. e Monitor P36 OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Step7 Step 8 Step 9 Measuring Network Performance for FTP W e The server name contains only alphanumerical characters and tE YERI e The username contains only alphanumerical characters safe characters _ and extra characters 0x27 0x28 0x29 e The password contains only alphanumerical characters safe characters extra characters and e The path dir file contains only alphanumerical characters safe characters extra characters reserved characters amp and Select the mode of FTP session e In Active FTP the client opens a control connection on port 21 to the server and whenever the client requests data from the server the server opens a TCP session on port 20 e In Passive FTP the client opens the data sessions using a port number supplied by the server For detailed information on active and passive FTP transfer modes see Appendix A IPM FAQs Click Add IPM adds the newly defined operation to the IPM database Click Close to close the Configuration window For more detailed information about the options available from the FTP Operation Configuration window see the FTP Operation Configuration Window topic in the online help Viewing Statistics for FTP The FTP Historical Statistics window displays statistical and graphical i
136. e W Tip We encourage you to use Pretty Good Privacy PGP or a compatible product to encrypt any sensitive information that you send to Cisco PSIRT can work from encrypted information that is compatible with PGP versions 2 x through 8 x Never use a revoked or an expired encryption key The correct public key to use in your correspondence with PSIRT is the one linked in the Contact Summary section of the Security Vulnerability Policy page at this URL http www cisco com en US products products_security_vulnerability_policy html The link on this page has the current PGP key ID in use Obtaining Technical Assistance Cisco Technical Support provides 24 hour a day award winning technical assistance The Cisco Technical Support amp Documentation website on Cisco com features extensive online support resources In addition if you have a valid Cisco service contract Cisco Technical Assistance Center TAC engineers provide telephone support If you do not have a valid Cisco service contract contact your reseller Cisco Technical Support amp Documentation Website amp The Cisco Technical Support amp Documentation website provides online documents and tools for troubleshooting and resolving technical issues with Cisco products and technologies The website is available 24 hours a day at this URL http www cisco com techsupport Access to all tools on the Cisco Technical Support amp Documentation website requires a Ci
137. e of the following values e 60 bytes for Default60Byte Voice operations e 160 bytes for Default 60Byte Voice operations e 1024 bytes for DefaultVPN and DefaultVideo operations In the Packet Interval field enter the number of milliseconds to use for the interpacket delay between packets sent from the source router to the target router The default setting is 20 milliseconds In the Number of Packets field enter the number of packets to send to the target to measure latency The default setting is 10 packets In the Target Port field enter the UDP port number for the target device to use when sending a response packet Valid values are 0 to 65535 The default setting is 16400 for Voice and 2000 for other traffic Click Add IPM adds the newly defined operation to the IPM database Click Close to close the Configuration window For more detailed information about the options available from the Enhanced UDP Operation Configuration window see the Enhanced UDP Operation Configuration Window topic in the online help Viewing Statistics for Enhanced UDP Step 1 Step 2 The Enhanced UDP Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected Enhanced UDP collector To view statistics for Enhanced UDP From the IPM Main Window select the collector Do not select more than one Enhanced UDP collector You cannot include Enhanced UDP collectors in multi co
138. e or loss of data A Warning This symbol means danger You are in a situation that could cause bodily injury Product Documentation N Note We sometimes update the printed and electronic documentation after original publication Therefore you should also review the documentation on Cisco com for any updates Table 1 describes the product documentation that is available Table 1 Product Documentation Document Title Available Formats Release Notes for Internetwork e On Cisco com at this URL Performance Monitor 2 6 http www cisco com en US products sw cscowork ps1008 prod_release_note0 9186a008035c18b html Installation Guide for Internetwork e PDF on the documentation CD ROM Performance Monitor 2 6 e On Cisco com at this URL http www cisco com en US products sw cscowork ps 1008 products_installatio n_guide_book09186a0080366ce9 html User Guide for Internetwork e PDF on the documentation CD ROM Performance Monitor 2 6 e On Cisco com at this URL http www cisco com en US products sw cscowork ps 1008 products_user_guid e_book09186a0080366cf7 html Context sensitive online help e Select an option from the navigation tree then click Help e Click the Help button in the dialog box User Guide for Internetwork Performance Monitor OL 11291 01 Preface Obtaining Documentation W Obtaining Documentation Cisco com Cisco documentation and additional literature are a
139. e router and target you defined For details on defining a collector see Defining a Collector If you set the collector s schedule to On Demand start the collector when needed View the statistics in the Enhanced UDP Historical Statistics window For details on viewing end to end statistics for Enhanced UDP see Viewing Statistics for Enhanced UDP OL 11291 01 User Guide for Internetwork Performance Monitor Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for Enhanced UDP Defining an Enhanced UDP Operation IPM provides several default Enhanced UDP operations for measuring performance between a source and target In addition IPM provides the option to create modify or delete your own Enhanced UDP operations from the Enhanced UDP Operation Configuration window To define an Enhanced UDP operation 120222 Step1 From the IPM Main Window select Edit gt Configuration The Configuration window appears Step2 Click Operations The Operation Configuration window appears within the Configuration window Step 3 Click Enhanced UDP The Enhanced UDP Operation Configuration window Figure 3 24 appears Figure 3 24 Enhanced UDP Operation Configuration Window Erm Configuration S 5 x Sources N Enhanced UDP Settings Targets i Operations Settings Ech
140. e the IPM Standalone client across a firewall the UseGKStandalone property in IPM client install dir classes IPM_ConfigMain properties file must be set to yes Q What is Request Size in IPM operation A Itis the number of bytes used as a payload while sending the request packet The header size varies according to the type of the RTR SAA probe Overhead by different layers TCP Layer 20 bytes UDP Layer 8 bytes IP Layer 20 to 60 bytes ICMP Layer 8 bytes RTR SAA 8 bytes Q What are the port numbers used by IPM A IPM uses these ports Port 44342 is used by osagent Port 44341 is used for database connection Port 9088 is used for Visibroker gatekeeper connection Ports 9192 1783 9191 9193 9194 and 1784 are used for client server communication Q What is the difference between Active and Passive FTP session modes A The File Transfer Protocol FTP has multiple modes of operation that can affect its operation and as a result the security of your network These modes of operation determine whether the FTP server or FTP client initiates the TCP connections that are used to send information from the server to the client The FTP protocol supports two modes of operation e Active Mode e Passive Mode Active Mode In active FTP the client opens a control connection on port 21 to the server and whenever the client requests data from the server the server opens a TCP session on port 20 The active mode of
141. e you want to install the IPM client software Select Admin gt Download Client The IPM Client for Solaris page Figure 5 8 appears Figure 5 8 IPM Client for Solaris Page Solaris Client Microsoft Internet Explorer provided by Cisco Systems Inc File Edit View Favorites Tools Help lalxi Back gt O A A Qsearch GFavortes meda D 3 Si H E Address _https fipmtest ipm salClient do Google Psearch web Bsearch site a PageRank e Phossz blocked fJOptions 9 Jea WP 2 customize Search Signin Autos 2 Sports YH Careers lt 2 Mobile lt News MyYahoo DZY Mail Links I Cisco Systems CiscoWorks Help About 5 Step 3 Step 4 Internetwork Performance Monitor Server Info Import From Device and Credential Repository Download Client You Are Here Adinin Download Client Solaris Client EEA Client Solaris Client The IPM 2 6 Client will work with the following Solaris platforms Sun Solaris 2 8 Sun Solaris 2 9 Installation Instructions 1 Create a directory to hold the download image mkdir ipmClient 2 Click the below link to download the client image Download IPM Client for Solaris 3 Change into the directory where the image vas downloaded cd ipmClient 4 Uncompress the download image u 120587 a OEA E vocal intranet Click Solaris Client When IPM prompts spec
142. ecified number Valid values for both the x value X and y value Y are 1 through 16 The default is 5 for both values e Average When the average of the last X completion latency values exceeds the rising threshold or drops below the falling threshold perform the action defined by Action Event Type Optionally specify the number of operations to average The default is the average of the last 5 latency operations For example if the collector s rising threshold is 5000 milliseconds and the results of the collector s last 3 attempts are 6000 6000 and 5000 milliseconds the average would be 6000 6000 5000 17000 3 gt 5000 The average of these values exceeds the 5000 milliseconds threshold and the action is triggered In the Rising field enter a rising threshold in milliseconds Valid values are between 1 and 99999 milliseconds The default is 5000 milliseconds When the latency exceeds the rising threshold the collector uses the algorithm specified in Generate Action Event to determine if a threshold violation has occurred If a violation occurs the action defined in Action Event Type is taken In the Falling field enter a falling threshold in milliseconds Valid values are between 0 and 99999 milliseconds The default value is 3000 milliseconds When the latency falls below the falling threshold the threshold is reset Only one event is generated for the time the latency is above the rising threshold If you spec
143. ection Viewing Information About IPM on Cisco com Viewing Information About IPM on Cisco com To view information about IPM available on Cisco s Website select Common Services gt Software Center Software Update from the CiscoWorks homepage User Guide for Internetwork Performance Monitor OL 11291 01 IPM FAQs APPENDIX A IPM FAQs and Troubleshooting Tips This appendix provides answers to the commonly asked IPM questions and also gives tips on troubleshooting specific IPM issues The appendix contains the following IPM FAQs Troubleshooting IPM What is IPM Does IPM require a dedicated hardware probe to measure and monitor network performance statistics Does the IPM application take measurements from the point of view of the management workstation What workstation and network devices do I need to run IPM I want to run the IPM client as an applet from a Web browser How can I find out if I already have the Java plug in Why does my IPM client hang when I m trying to run it as an applet on Solaris How do I install the IPM client Do I have to install any software on the router to use SA Agent and IPM Can I configure collectors that use SA Agent targets and NNTP POP3 or SMTP operations Which Cisco hardware platforms support the SA Agent feature of the Cisco IOS software How does IPM interact with the SA Agent feature of the Cisco IOS software What are the names of the MIBs used by IPM Do
144. ector s path list from the CiscoWorks homepage To view path usage data collected by IPM Step1 Select Internetwork Performance Monitor gt Reports gt Configuration Reports gt Collectors The Collector Information Report page Figure 5 13 appears Step2 Select a Path Echo collector in the list and click Path Usage in the Detail column The Path Usage page Figure 5 14 appears where e Path is the specific path in the collector s path list e Count is the number of times the collector has used the path e Percentage is the usage percentage for the path The usage percentage is the Count for this path divided by the total of all Counts for this path list For example if a Path Echo collector passes through three different paths p1 p2 and p3 between its source router and target and the Counts for those paths are 15 10 and 5 respectively then the Percentage for p1 is 15 15 10 5 50 User Guide for Internetwork Performance Monitor Ea OL 11291 01 Chapter5 Working With IPM From the CiscoWorks Homepage Viewing Latency Data W Figure 5 14 Path Usage Page Collectors Configuration Report Microsoft Internet Explorer provided by Cisco Systems Inc Bile Edit view Favorites Tools Help Back gt a al GAsearch Favorites Meda S A 48 ay Address ja http 10 76 30 24 1741 fipm collectorsReport do zl G0 Googe Z Search web Rense g PeveFink E Erste popups alowed Edoptons O A Y
145. ectors per IPM server to 1000 To support more than 1000 collectors you can deploy multiple IPM servers Many users deploy an IPM server in each geographic area of their network Is the IPM database schema published Yes The IPM database schema is available on the IPM product CD in the docs directory Does IPM support data export Yes IPM supports export to comma separated value files as well as to HTML files In IPM 2 6 why can some commands be run by root only and others by members of the casusers group Members of the casusers group will not have permissions to run all commands IPM allows only the user with administrative privileges to run all commands For users to run any IPM command they must be a member of the group casusers Does DefaultVoice operation uses RTP protocol to measure jitter No It uses UDP User Datagram Protocol Can I use NAT PAT between IPM server and client No IPM does not support Network Address Translation NAT Port Address Translation PAT and between client and Server User Guide for Internetwork Performance Monitor ns E OL 11291 01 _ Appendix A IPM FAQs and Troubleshooting Tips IPMFAOs W Q Can Iuse a firewall between IPM server and client A Yes firewall can be used between the IPM Server and client Following ports need to be opened for IPM to work across a firewall TCP 1741 TCP 9088 TCP 1783 TCP 1784 TCP 443 https In addition to us
146. en The steps in the Passive mode are 1 In passive FTP the client opens a control connection on port 21 to the server and then requests passive mode through the use of the PASV command The server agrees to this mode and then selects a random port number gt 1023 It supplies this port number to the client for data transfer The client receives this information and opens a data channel to the server assigned port Does IPM receive traps No IPM does not receive traps You can configure IPM to raise a trap when a threshold violation timeout occurs However you should configure a separate NMS to receive and process these traps How do I set SNMP views for the Write community string To set SNMP views for the Write community string you need to have the following configuration on the device snmp server view lt view name gt system included snmp server view lt view name gt ciscoRttMonMIB included snmp server community lt comm string gt view lt view name gt RW exit write term lt view name gt can be any character string lt comm string gt should be provided as the write community string in the source GUI of IPM Can I get historical statistics that are less than an hour No It is not possible to get historical statistics which are less than hour User Guide for Internetwork Performance Monitor n0 i OL 11291 01 _ Appendix A IPM FAQs and Troubleshooting Tips Q A Troubles
147. en measures performance between the source and each intermittent hop in the path If there are multiple equal cost routes between the source and the target the Path Echo operation can identify the correct path by using Loose Source Routing if this option is enabled on the intermediate hop devices This feature enables SA Agent to discover paths more accurately compared to a regular traceroute The IP Path Echo operation also measures availability and errors for IP services To measure hop by hop performance for IP Define a device as the source device from which to measure performance For details on defining a source device see the Defining a Source Device Define a device as the target of ICMP echo requests from the source device For details on defining a target see the Defining a Target To control how statistics are collected use the DefaultIpPathEcho operation or define your own IP Path Echo operation For details on defining an IP Path Echo operation see the Defining an IP Path Echo Operation Define a collector to measure performance between the source router and target you defined For details on defining a collector see the Defining a Collector If you set the collector s schedule to On Demand start the collector when needed View the statistics in the Path Echo Historical Statistics window For details on viewing hop by hop statistics for IP see the Viewing Hop by Hop Statistics for IP Defining an IP Path Echo Opera
148. ep 1 Make sure the IPM server to which you are connecting is currently running Step2 Double click on the IPM Any Server icon on your desktop A prompt appears asking you for the name of the IPM server to which you want to connect Step3 Enter the IPM server name and click OK The IPM client starts and displays the IPM Main Window Figure 2 2 Starting IPM Client from the Windows Command Prompt To start the IPM server and client from the command prompt on a Windows system enter cd c Program Files Internetwork Performance Monitor Server bin ipm The default directory for installing IPM is C Program Files Internetwork Performance Monitor If you installed IPM in a different directory you must specify that directory instead of C Program Files Internetwork Performance Monitor To start only the IPM client on a Windows system enter cd c Program Files Internetwork Performance Monitor Server bin ipm start client If you installed the IPM client and IPM server on different Windows systems you must enter the ipm start command from the c Program Files Internetwork Performance Monitor client bin directory cd c Program Files Internetwork Performance Monitor client bin ipm start client User Guide for Internetwork Performance Monitor P26 E OL 11291 01 _ Chapter 2 Getting Started With IPM Starting IPM Client W To start the IPM client and connect to an IPM server other than the default server enter cd c Program Fi
149. eports OL 11291 01 User Guide for Internetwork Performance Monitor AppendixA IPM FAQs and Troubleshooting Tips E Troubleshooting IPM User Guide for Internetwork Performance Monitor PAs E OL 11291 01 APPENDIX IPM Command Reference This appendix provides a list of the IPM commands Table B 1 shows the format of the commands and a description of the actions they perform If you Telnet into a remote workstation and you do not set the DISPLAY variable to local display you cannot use this command See Setting the DISPLAY Variable in Solaris for details Some IPM commands can be run only by the root user while the others can be run by the root user and also by members of the casusers group Table B 1 IPM Commands Command Description ipm Starts all IPM servers and one IPM client on the local host If you Telnet into a remote workstation and you do not set the DISPLAY variable to local display you cannot use this command See Setting the DISPLAY Variable in Solaris for details You can use this command only if you have administrative privileges ipm addsrc Adds a source router to the IPM database using command line prompts You can use this command if you are a member of the casusers group ipm addtarg Adds a target device to the IPM database using command line prompts You can use this command if you are a member of the casusers group ipm backupdir Changes the location of the backup
150. er logs ConfigServer flt 240 Save your changes and close the file Log in as the administrator Restart the IPM servers by entering cd c Program Files Internetwork Performance Monitor server bin ipm restart When the IPM servers start up they use the new timeout value DISPLAY Variable in Solaris The DISPLAY variable is set as part of your login environment on Solaris However if you Telnet into a remote workstation you must set the DISPLAY variable to local display To do so enter setenv DISPLAY local_ws 0 0 where local_ws is your local workstation If your shell does not support the setenv command use export DISPLAY local_ws 0 0 If you Telnet into a remote workstation and you do not set the DISPLAY variable to local display you cannot use e ipm e ipm control rt e ipm debug e ipm pmstatus e ipm start client User Guide for Internetwork Performance Monitor M434 OL 11291 01 _ Chapter 4 Modifying IPM Components Backing Up or Restoring the IPM Database il Backing Up or Restoring the IPM Database amp The IPM database is backed up automatically every day at 1 00 a m If your database file is corrupted you can restore the data in the IPM database from the previous day s backed up data To restore the IPM database from a previous back up e In Solaris enter cd opt CSCOipm bin ipm dbrestore e In Windows enter cd c Program Files Internetwork Performance Monitor se
151. erformance Statistics Five key statistics measured by IPM Latency Availability Jitter Packet Loss Errors e Source Originating switch or router running IOS from which IPM makes network performance measurements The source switch or router must be running a version of Cisco IOS software that supports the SA Agent feature For detailed information about the supported versions of the Cisco IOS software see the Cisco IOS Software Requirements section in the Installation Guide for Internetwork Performance Monitor e Target Destination of the network performance measurements The target can be any IP addressable device an IBM Multiple Virtual Storage MVS mainframe that can be reached by the source router or an SA Agent enabled Cisco router For jitter measurements the target must be an SA Agent enabled Cisco router or switch with RTR responder enabled e Operation Set of parameters used in measuring network performance statistics The parameters specify the type of measurement to be performed e Collector Entity defined to measure network performance statistics from a specific source device to a specific target device The collector definition includes information about its source target operation start time duration and type e Interval How often in seconds the collector on the source router executes the measurement to and from the target The value is usually every 60 seconds The valid range is 10 to 3600
152. erify that the router is configured to send SA Agent generated traps to your NMS IPM itself does not receive traps For information about configuring SNMP on the source see the Configuring Your Routers to Send SA Agent Related Traps section in the Preparing to Install chapter of the Installation Guide for Internetwork Performance Monitor For information about adding a new source device see Defining a Source Device Deleting Source Devices You can delete source devices you no longer need You can delete more than one source device at a time amp Note If a source device has been configured as part of one or more collectors you must delete the collectors before you can delete the source device To delete a source device Step 1 From the Source Configuration window Figure 2 3 select the source device or sources you want to delete Step2 Click Delete The confirmation box appears Step3 Click Yes The selected source routers are deleted from the IPM database Working With Target Devices IPM targets are destination devices for which you want to gather network performance statistics A target can be any IP addressable device a Cisco device running the SA Agent Responder or an SNA host amp Note The SA Agent Responder is supported only in Cisco IOS 12 1 2 T or later We strongly recommend that you use software release 12 1 or later Information about working with target devices is provided in t
153. es a target device need to be a router that supports SA Agent What network protocols does IPM support Should I install the router component of IPM on a backbone router so that it intercepts all paths Do I have to run a Cisco IOS software release with the SA Agent feature on all my routers to get hop by hop performance statistics How does IPM measure latency between routers in the SNA environment OL 11291 01 User Guide for Internetwork Performance Monitor AppendixA IPM FAQs and Troubleshooting Tips IPM FAQs How much of the router s memory do collectors in SA Agent consume How frequently can network performance measurements be taken When IPM collects the data from the SA Agent using SNMP is this data averaged or summarized in any way What data collectors are available in IPM 2 6 For TCP Connect operations what port numbers does IPM support For UDP operations what port numbers does IPM support Does IPM provide a default HTTP operation How many data collectors can IPM support Is the IPM database schema published Does IPM support data export In IPM 2 6 why can some commands be run by root only and others by members of the casusers group Does DefaultVoice operation uses RTP protocol to measure jitter Can I use NAT PAT between IPM server and client What are the port numbers used by IPM What is the difference between Active and Passive FTP session modes Does IPM receive traps How do I
154. es end to end latency in a network which uses DLSw to route SNA traffic over an IP network Request size is set to 64 and Response Payload is set to 64 DefaultDNS Measures end to end latency for DNS lookups DNS Name Server is set to the IP address of the DNS server configured on the system on which the IPM server is running The DNS Lookup Name is set to the name of the host to look up for the DNS request When you create a non default operation it is mandatory to specify a DNS Name Server DefaultIpEcho Measures end to end latency in an IP network Protocol is set to IP Packet Priority is set to 0 no priority and Request Payload is set to 64 bytes DefaultIpPathEcho Measures hop by hop latency in an IP network Packet Priority is set to 0 no priority Request Payload is set to 64 bytes Maximum Paths is set to 5 Maximum Hops is set to 15 and sample interval is set to 180 seconds DefaultNNTP Measures the time to perform a TCP connect operation directed at the selected target on the standard Network News Transport Protocol NNTP port 119 Packet Priority is set to 0 no priority and Target Port is set to 119 DefaultPOP3 Measures the time to perform a TCP connect operation directed at the selected target on the standard Post Office Protocol v 3 POP3 port 110 Packet Priority is set to 0 no priority and Target Port is set to 110 User Guide for Internetwork Performance Monitor oL 11291 01 SE
155. eshold is 50 ms 50 below the current average latency Click OK The latency threshold is increased by the specified baseline percentage The change is propagated to all Running statistical collectors On IPM servers with a large number of collectors the IPM client can seem unresponsive while the baseline is being updated This is due to the high volume of messages being received by the client during this time Note IPM does not automatically refresh open statistics windows to reflect the new baseline To display the new baseline close the statistics window and open it again For more detailed information about the Edit Baseline window see the Edit Baseline Window topic in the online help Setting IPM Database Preferences For collectors that are using a statistical operation IPM gathers network performance and error statistics from the source router once every hour and stores the data in the IPM database The collected hourly data is used to calculate daily weekly and monthly data By default IPM stores the collected data for the following periods e Hourly data for up to 32 days e Daily data for up to 180 days e Weekly data forever e Monthly data forever User Guide for Internetwork Performance Monitor Ez OL 11291 01 _ Chapter 4 Modifying IPM Components Setting IPM Database Preferences W The IPM database preferences file allows you to control these parameters and also define the business ho
156. etailed and current information on the environment variables to be set refer the installation instructions of Netscape Q How do I install the IPM client A You can install the IPM client either from the CD distributed with IPM or by using a Web browser to download the IPM client from an IPM server Q Do I have to install any software on the router to use SA Agent and IPM A The SA Agent is embedded in many but not all feature sets of the Cisco IOS software A release of the Cisco IOS software which supports SA Agent must be installed on the device IPM uses to source network performance measurements The following table summarizes which Cisco IOS software releases support SA Agent and indicates the maximum number of collectors Cisco IOS SA Agent Maximum Number Cisco IOS Release Feature Set IPM Support of Collectors 11 2 18 or later IP Plus Yes 200 Desktop Plus IBM Enterprise IP Only No IP IPX Desktop 11 3 6 or later IP Plus Yes 200 Desktop Plus IBM Enterprise IP Only No IP IPX Desktop 12 0 5 or later All Yes 500 12 0 5 T or later All Yes 500 12 1 1 or later All Yes 500 12 1 2 Tor later All Yes 500 12 2 1 or later All Yes Not fixed 12 2 2 T or later All Yes Not fixed 1 We strongly recommend version 12 1 or later of the Cisco IOS software 2 We recommend that you verify the SA Agent running on your Cisco IOS software For information about verif
157. etting is 0 no priority This option sets the ToS bits in the IP packet e If you have selected IP QoS Type as DSCP select the desired IP QoS Settings value from the drop down The value you select defines the packet priority and is based on the DSCP RFC standards Step6 In the Request Payload bytes field enter the number of bytes to use for the size of the payload of the request packet The default setting is 64 bytes Step7 Select or clear the Verify Data checkbox to enable or disable data verification If this option is enabled the Verify Data counter is incremented whenever a response contains unexpected data You can use this option to monitor for data corruption The default setting is for this box to be cleared no data verification Step8 In the Target Port field enter the UDP port number for the target device to use when sending response packets Valid values are 7 and 1025 to 65535 The default setting is 7 e Ifthe target device is a Cisco router running version 12 1 or later of the Cisco IOS software you can specify any port that is not well known that is you can specify any port number greater than 1024 to communicate with the SA Agent Responder as long as someone is listening on that port on the target The only allowed well known port is UDP port 7 e If the target is not running version 12 1 or later of the Cisco IOS software whether a Cisco or a non Cisco IP host you must specify UDP port 7 as the target port User G
158. ews myYahoo FIY Mal Links gt Cisco Systems etwork Performance Monitor HTTP Reports You Are Here Reports Latency Reports Daily Daily Latency Reports roc CiscoWorks Help About Daily E Daily Services Latency Summary Report 10 08 2004 Weekly Monthly Last Week s Collector Info Statistics Daily Statistics Last Mon Statisti Avg Max Avg Avg Max pe msecs Over Error Over Error Avg Collector msecs Operation Avg Max E msecs 969 DefaultUDPEcho 0 0 0 0 0 100 00 0 0 962 DefaultTelnet 0 0 16289 28162 56 61 0 16206 29741 56 936 DefaultUDPEcho 0 0 0 0 0 100 00 0 0 929 DefaultTelnet 0 0 16553 30031 57 56 0 16298 29740 903 DefaultUDPEcho 0 0 0 0 0 100 00 0 0 896 DefaultTelnet 0 0 16504 30043 57 31 0 16285 29753 5 870 Default UDPEcho 0 0 0 0 0 100 00 0 0 863 DefaultTelnet 0 0 16568 30033 57 60 0 16364 29842 5 837 DefaultUDPEcho 0 0 0 0 0 100 00 0 0 830 DefaultTelnet 0 0 16595 30032 57 74 0 16379 29848 5 Internet 120244 Viewing Latency Data User Guide for Internetwork Performance Monitor oL 11291 01 Chapter 5 Working With IPM From the CiscoWorks Homepage Viewing
159. f information or the cancellation of the session between the two devices See TCP User Guide for Internetwork Performance Monitor OL 11291 01 Glossary W Transmission Control See TCP IP Protocol Internet Protocol trap Message sent by an SNMP agent to an NMS console or terminal indicating the occurrence of a significant event such as a specifically defined condition or a threshold that has been reached U UDP User Datagram Protocol Connectionless transport layer protocol in the TCP IP protocol stack UDP is a simple protocol that exchanges datagrams without acknowledgments or guaranteed delivery requiring that error processing and retransmission be handled by other protocols UDP is defined in RFC 768 User Datagram See UDP Protocol User Guide for Internetwork Performance Monitor oL 11291 01 E GLO Glossary Vv Virtual Telecommunications Access Method VTAM Ww World Wide Web WWW See VTAM Virtual Telecommunications Access Method Set of programs that control communication between LUs VTAM controls data transmission between channel attached devices and performs routing functions See also LU See WWW World Wide Web Large network of Internet servers providing hypertext and other services to terminals running client applications such as browsers See also browser User Guide for Internetwork Performance Monitor cou OL 11291 01 A adding anew collecto
160. formance Monitor vii OL 11291 01 Preface This document describes how to use Internetwork Performance Monitor IPM 2 6 a software to monitor the performance of multi protocol networks This preface describes who should read this guide and outlines the document conventions used in this guide Audience This document is for the network administrator or operator who uses the Internetwork Performance Monitor software Network administrators or operators should have e Basic network management skills e Basic Windows system administrator skills e Basic Solaris system administrator skills Conventions This document uses the following conventions Item Convention Commands and keywords boldface font Variables for which you supply values italic font Displayed session and system information screen font Information you enter boldface screen font Variables you enter italic screen font Menu items and button names boldface font Selecting a menu item in paragraphs Option gt Network Preferences Selecting a menu item in tables Option gt Network Preferences Note Means reader take note Notes contain helpful suggestions or references to material not covered in the publication User Guide for Internetwork Performance Monitor oL 11291 01 ix Preface E Product Documentation A Caution Means reader be careful In this situation you might do something that could result in equipment damag
161. g IPM Server on Solaris e Starting IPM Server on Windows e Starting IPM Client From the CiscoWorks Homepage e Starting IPM Standalone Client on Solaris e Starting IPM Standalone Client on Windows Starting IPM Server on Solaris To start the IPM server on a Solaris system enter cd opt CSCOipm bin ipm start To enter the ipm start command you must be logged in as the root user or your login must have administrator privileges OL 11291 01 User Guide for Internetwork Performance Monitor Chapter2 Getting Started With IPM HI Starting IPM Client Starting IPM Server on Windows To start the IPM server on a Windows system enter cd c Program Files Internetwork Performance Monitor Server bin ipm start To enter the ipm start command you must be logged in as the administrator or your login must have administrator privileges Starting IPM Client You can access the IPM Client in two ways As a web client from the CiscoWorks homepage or as a standalone client This section describes e Starting IPM Client From the CiscoWorks Homepage e Starting IPM as a Standalone Client Starting IPM Client From the CiscoWorks Homepage Step 1 Step 2 You can start IPM from an Internet Explorer or Netscape Navigator Web browser if e You are running Solaris 2 8 Solaris 2 9 Windows XP Professional and Server with SP3 SP4 Windows 2000 Advanced Server with SP3 SP4 Windows 2000 Terminal Services Remote Admi
162. gent feature of the Cisco IOS software A At the time of IPM 2 6 release all platforms supporting the Cisco IOS software also support the SA Agent except for e Cisco 700 series router e Cisco 90 series router IPM supports all Cisco IOS platforms that provide support for the SAA agent As new platforms are released you should verify if your devices are running SA Agent For information about verifying whether SA Agent running on your Cisco IOS software seeVerify Your SA Agent Version Note Because IPM uses processor memory to create collectors if a source router such as a 805 running 12 2T or 12 3 versions only has virtual memory IPM will not be able to configure the SAA agent via SNMP Q How does IPM interact with the SA Agent feature of the Cisco IOS software A IPM uses SNMP to configure the SA Agent in the Cisco IOS software to take measurements of network performance statistics IPM then uses SNMP to collect the statistics from the SA Agent and stores that information in a database for future presentation and analysis For information about verifying whether SA Agent running on your Cisco IOS software see Verify Your SA Agent Version Q What are the names of the MIBs used by IPM A IPM extensively uses the CISCO RTTMON MIB which is a part of the SA Agent in the Cisco IOS software Almost all the tables in the RTTMON MIB are queried by IPM The IMAGE MIB CISCO MEMORY MIB CISCO and the SYSTEM MIB are used minim
163. gt Jitter Reports gt Weekly The Weekly Jitter Reports page Figure 5 24 appears Figure 5 24 Weekly Jitter Reports Page A Daily HTTP Reports Microsoft Internet Explorer provided by Cisco Systems Inc J Bile Edt view Favorites Tools Help Back gt O A Asearch Favorites Meda 3 D 3 a a g Address http 1 11 11 111 fipm dailyHttpReports do co Google searchWeb GBsearch ate g PaveRank Ep Chsite popups alowed Options oD a Ww customize search sionin Autos K Sports R9 Careers lt 3 Mobile lt News my Yahoo EZY Mal Links Cis vorks Help About S Cisco Sysrems Internetwork Performance Monitor Reports Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports HTTP Reports Daily Daily HTTP Reports ZAM u Daily Oct 08 2004 HTTP Oct 08 2004 Alert Step2 From the Daily Jitter Reports page select one of the following options e Jitter To view weekly jitter latency statistics for a specific week The Weekly Jitter Summary Report page appears e Alert To view weekly alert statistics for a specific week The Weekly Jitter Alert Report page appears In all IPM Web reports if the Error field shows 100 then the Avg average and Avg Max average maximum fields show N A not available because no data is available For
164. gure 5 15 Daily Latency Reports Page Daily Latency Reports Microsoft Internet Explorer provided by Cisco Systems Inc 0j x Ele Edt view Favortes Tools Help Bak gt O A A Reach Favorites meda A B 3 Si a Address a http 10 76 30 24 1741 ipm dailyLatencyReports do z C60 Google v esearch Web search sie go PageRank E Fhsite popups alowed fuloptions 9 WP 2 customize Search signin gap Autos K Sports A99 Careers lt i Mobile lt News myYahoo DAY Mal Links by Cisco Systems CiscoWorks Help About Internetwork Performance Monitor Reger Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Latency Reports Daily Daily Latency Reports AEE Oct 08 2004 IP Echo Oct 08 2004 Services Oct 08 2004 IP Path Oct 08 2004 Alert ithly CL als 2 Done ee internet A S Step2 To view more detailed information from the Daily Latency Reports page select a report for a specific date then select one of the following options for the date you want to view e IP Echo To view daily latency statistics for all IP Echo collectors The Daily IP Echo Latency Summary Report page Figure 5 16 appears e Services To view daily latency statistics for all other non IP collectors and IP based services The Daily Services Latency Summary Report page
165. h Consider a Collector started on 15 January 2002 which is Tuesday The Monthly data for that Collector would have a time stamp of January 2002 the start date of that month Viewing Jitter Data You can view jitter data gathered by IPM from its collectors from the CiscoWorks homepage The following sections provide details on the jitter data you can view e Viewing Daily Jitter Data e Viewing Weekly Jitter Data e Viewing Monthly Jitter Data Viewing Daily Jitter Data You can view a daily summary of jitter data for each collector on the IPM server To view daily jitter data collected by IPM Step1 Select Internetwork Performance Monitor gt Reports gt Jitter Reports gt Daily The Daily Jitter Reports page Figure 5 22 appears User Guide for Internetwork Performance Monitor oL 11291 01 a 523 Chapter5 Working With IPM From the CiscoWorks Homepage Viewing Jitter Data Step 2 Figure 5 22 Daily Jitter Reports Page Weekly HTTP Reports Microsoft Internet Explorer provided by Cisco Systems Inc Bile Edit Yiew Favorites Tools Help EBak gt OA A Aseh iravortes GPmeda A D 3 Si EB Address http weehiyHttpReports do weekiyHttpReports do i z ee Googe Z sehweb aachte g Pk E Fhsto popups alowed Edoptions A WP 2 customize search Sonin e autos G sports W
166. h Release the mouse button and the graph zooms in on the area you selected Zoom out to the graph s Click anywhere on the graph original view Shift the x axis or y axis of Press Ctrl and click a point on the graph then drag the graph through the data left or right to go backward or forward or drag up or down to shift the x axis of the graph User Guide for Internetwork Performance Monitor I oL 11291 01 n Chapter2 Getting Started With IPM E Viewing Network Performance Statistics Viewing Historical Network Performance Statistics To view statistics gathered over an historical monitoring period Step 1 From the IPM Main Window Figure 2 2 select one or more collectors up to 10 to be viewed Step2 Select View gt Statistics The Statistics Data Filter window Figure 2 10 appears Figure 2 10 Statistics Data Filter Window IPM Statistics Data Filter 3 x Collector Name test1 Date Range Start Date 07 20 2004 at 11 52 AM End Date 07 20 2004 at 12 52 PM _j Show Popup Labels Statistical Format Hourly Daily O Weekly Monthly OK QS Close Help 120215 Step3 In this window specify the time period for which you want to view statistics You can view statistics for all or part of the time that the data was collected The window displays the currently defined start date and end date Step4 To change the date range click th
167. h Target Devices W Figure 4 2 Target Properties Window IPM Properties iewer IPECHO TEST ioj x Collector K Name Source Target Description Operation Protocol Hostname IP Address Last Update Time 9 8 04 4 57 PM For information about these fields see the Target Properties Window topic in the online help Adding a New Target IPM targets are destination devices for which you want to gather data A target can be any IP addressable device an SA Agent Responder or an SNA host To add a new target see the Defining a Target Deleting Targets You can delete targets you no longer need You can delete more than one target at a time After you have associated a target with a collector you cannot delete the target without first deleting the collector with which it is associated To delete a target Step 1 From the Target Configuration window Figure 2 4 select the target or targets you want to delete Step2 Click Delete The confirmation box appears Step3 Click Yes The selected targets are deleted from the IPM database User Guide for Internetwork Performance Monitor oL 11291 01 45 Chapter4 Modifying IPM Components E Working With Operations If you try to delete a target and IPM issues an error message such as Could not delete the target appears The reason could be e The target is being used as a final target by one or more collectors e The target is being used as an in
168. hapter 2 Getting Started With IPM Figure 2 5 Collector Configuration Window Erm Configuration k Configuring the IPM Components Sources 4 Collector Settings Targets C Operations Collectors Description j Collector Type Monitored Statistical Date Settings J On Demand Date Range Stat Date 07 20 2004 at 11 41 AM End Date Forever Sources Operations A 11111 1114 aff 1 11 11 111 14 11 11 11 Wi 1 1111 111 Wi 141 11411 Aff 111 11111 af 1 11 1111 11111111 Source Interface 141 11 11 111 141 11 11 111 EE 141 11 11 111 141 11 11 111 141 11 11 111 141 11 11 111 141 11 11 111 141 11 11 111 141 11 11 111 Default 60ByteVoice Default60ByteVoice DefaultDHCP DefaultDLSw DefaultDNS DefaultipEcho DefaultlpEchoPri3 DefaultlpEchoPri eee E N X Ila ZZ a EN ad 2 Add e 2 X Delete 2 Help 120214 In the Name field type a name to assign to the collector In the Description field you can enter a brief Step 3 description of the collector Though the Name field in the Collector Settings dialog box allows you to enter more than 15 characters the trap PDUs displays only the first 15 characters The IPM database however will contai
169. hapter4 Modifying IPM Components E Working With Collectors Viewing a List of Defined Collectors All of the defined collectors are listed in the IPM Main Window Figure 2 2 Any collectors with start dates and times earlier than the current date and time and end dates and times later than the current date and time are considered active collectors The following status information appears about each collector in the IPM Main Window e Collector name e Source e Target e Operation e Start Time e Duration e Type e Status You can sort the collector information displayed in the IPM Main Window by clicking on the column titles By default the information is sorted based on collector name Optionally you can sort the information based on start time target or operation type Viewing a Collector State Summary To view a summary of the number of collectors on the server broken down by current state Running Expired and so on select View gt Collector State Summary from the IPM Main Window The Collector State Summary window Figure 4 5 appears For information about these fields see the Collector State Summary Window topic in the online help User Guide for Internetwork Performance Monitor Ca OL 11291 01 Chapter4 Modifying IPM Components Figure 4 5 Collector State Summary Window File View Help Source Name Start Date 3 9 00 10 55 24 AM EST 5 18 00 9 18 04 AM EDT Data Granularity Weekly
170. he CiscoWorks Homepage Viewing IPM Server Information W Figure 5 4 Server Log File Page File Edit View Favorites Tools Help Heak gt OA A Qsearch airavortes Bmeda G Dr S ei A res Enoe inks 5 CiscoWorks Help About Z Server Log Microsoft Internet Explorer provided by Cisco Systems Ini 8 xj Cisco Systems Internetwork Performance Monitor Server Info Import From Device and Credential Repository Download Client You Are Here Admin Server Info Server Log File Server Log File Ditea O E File name ipmLogger log 1 p Mon Oct 2004 IST MessageLogServer 3368 Info Connected to Message Mon Oct 2004 IST MessageLogServer 3368 Info Message Log Server st Mon Oct 2004 IST MessageLogServer 3368 Info Mon Oct 2004 IST SNMPServer 2864 Info Connected to Message Log Se Mon Oct 2004 IST SNMPServer 2864 Info The SNMP Server has started Mon Oct 2004 IST IPMProcessManager Info Process SNNPServer starte Mon Oct 2004 IST DataCollectionServer 7612 Info Connected to Mess Mon Oct 2004 IST DataCollectionServer 7612 Info Connected to the Mon Oct 2004 IST DataCollectionServer 7612 Info Connected to the Mon Oct 2004 IST DataCollectionServer 7612 Info Connected to the Mon Oct 2004 IST DataCollectionServer 7612 Info Connected to the Mon Oct 2004 IST DataCollectionServer 7612 Info Connected to the Mon Oct 2004 IST DataCollectionServer 7612
171. he Device and Credential Repository if the devices already exist in IPM they will be updated IPM creates a separate log file for the Device and Credential Repository Import status You can view the log file in IPMROOT etc source or IPMROOT etc target 0L 11291 01 User Guide for Internetwork Performance Monitor Chapter5 Working With IPM From the CiscoWorks Homepage Importing Devices From Device and Credential Repository Step 1 Step 2 Step 3 Step 4 You can view the results of importing devices from the CiscoWorks homepage by clicking View Import Source Log or View Import Target log To import devices from the Device and Credential Repository On the CiscoWorks Homepage select Internetwork Performance Monitor gt Admin gt Import From Device and Credential Repository Click Import Devices The Import from Device and Credential Repository screen appears Figure 5 7 Import From Device and Credential Repository page A import From Device and Credential Repository Microsoft Internet Explorer provided by Cisco Systems Inc J 18 xj Ble gdt view Favortes Tools Help Ea seBack gt A A Qsearch feyravorites Beda A D 3 ade Address http rven co Links G s Help About Cisco Systems Internetwork Performance Monitor an Server Info Import From Device and Credential Repository Download Client You Are Here Admin Import From Device and
172. he following subsections e Viewing a List of Defined Targets e Viewing Target Properties e Adding a New Target e Deleting Targets User Guide for Internetwork Performance Monitor oL 11291 01 EN Chapter4 Modifying IPM Components E Working With Target Devices Viewing a List of Defined Targets Step 1 Step 2 After you have defined a device as an IPM target it appears in the list of defined targets in the Target Configuration window To view a list of defined targets In the IPM Main Window select Edit gt Configuration The Configuration window Figure 2 3 appears Click Targets The Target Configuration window Figure 2 4 appears The Target Configuration window displays a list of all devices defined as IPM targets From this window you can define a new target modify an existing target or delete a target Viewing Target Properties Step 1 Step 2 Step 3 The Target Properties window allows you to view the properties of a defined target To view target properties From the IPM Main Window select a collector that uses the target device Select View gt Properties The Properties Viewer window Figure 4 6 appears By default the Collector Properties window appears within the Properties Viewer window Click Target The Target Properties window Figure 4 2 appears User Guide for Internetwork Performance Monitor maa g OL 11291 01 Chapter4 Modifying IPM Components Working Wit
173. ho 60 5000 5000 3000 Never 5 5 None false DefaultIpEchoPri TP Echo 60 5000 5000 3000 Never 5 5 None false testEcho IP Echo 60 5000 5000 3000 Never 5 5 None false DefaultSnaLu0Echo SNA Echo 60 5000 5000 3000 Never 5 5 None false DefaultSnaLu2Echo SNA Echo 60 5000 5000 3000 Never 5 5 None false DefaultSnaSSCPEcho SNA Echo 60 5000 5000 3000 Never 5 5 None false DefaultlpPathEcho IP PathEcho 180 5000 5000 3000 Never 5 5 None false DefaultUDPEcho UDPEcho 60 5000 5000 3000 Never 5 5 None false Default NNTP TCP Connect 61 60000 5000 3000 Never 5 5 None false DefaultPOP3 TCP Connect 61 60000 5000 3000 Never 5 5 None false DefaultSMTP TCP Connect 61 60000 5000 3000 Never 5 5 None false DefaultTelnet TCP Connect 61 60000 5000 3000 Never 5 5 None false cisco Site HITP 60 5000 5000 3000 Never 5 5 None false Viewing Collector Configuration Information You can display information about all collectors defined to IPM The configuration information EB Local intranet displayed includes the collector name source target operation current status collector type and links to latency jitter and HTTP reports for various time periods To view configuration information for the collectors defined to IPM select Internetwork Performance Monitor gt Reports gt Configuration Reports gt Collectors on the CiscoWorks homepage The
174. hooting IPM W What does the Responder On field mean in Target Configuration Rtr responder enables you to capture the jitter statistics if you have enabled this feature on a device You can enable this feature from the router by using this command rtr responder Rtr responder was introduced from SAA Version 2 1 1 In SAA 2 1 1 there was no MIB variable to provide the status so IPM captured the status as Unknown From SAA version 2 2 0 the MIB variable has been made available so the status is displayed now as yes or No depending on the responder status If the target is not of type RTR responder then the field would give N A Troubleshooting IPM This section provides the troubleshooting information and FAQs for IPM application IPM is not working after I upgraded my IPM servers to Release 2 6 Why When I make changes to IPM components how can I force IPM to detect the changes now without waiting for the next automatic poll IPM is not accepting my timeout values for TCP Connect and DNS operations Why When IPM configures the routers it seems that the configuration is a running configuration and not saved What happens when the router is rebooted What if I lose a connection to a server Why does IPM lock up sometimes when I m running in a Web browser Why won t IPM let me delete one of my targets If I see errors in graphs what are some problems to look for How do I change the IP address or ho
175. icable web reports for that day otherwise will generate all applicable web reports for yesterday all Generate all types of web reports for which data exists in IPM If lt StartDate gt and lt EndDate gt is specified generate reports for data between the lt StartDate gt and lt EndDate gt E User Guide for Internetwork Performance Monitor OL 11291 01 Appendix B IPM Command Reference IPM Internal Commands The internal commands on UNIX are ipm deinstallstop ipm pstart ipm istart ipm load ipm updateDbProcs ipm deinstall ipm viewfile ipm loadmirror ipm cw2k seed ipm cw2ksetup install ipm cw2ksetup uninstall The internal commands on Windows are ipm deinstall ipm install ipm cw2k seed ipm cw2ksetup install ipm cw2ksetup uninstall IPM Internal Commands W A list of internal commands is given below It is recommended that you do not use these commands OL 11291 01 User Guide for Internetwork Performance Monitor AppendixB IPM Command Reference E IPM Internal Commands User Guide for Internetwork Performance Monitor OL 11291 01 APPENDIX SA Agent Feature Mapping This appendix lists the IPM operations supported in different versions of SA Agent versions This section also provides the procedure to verify whether SA Agent is running on your Cisco IOS software Table C 1 lists the IPM operations supported in different versions of Cisco IOS releases
176. ified a Generate Action Event of Consecutive X of Y or Average enter a value in the X field to be used in calculating the threshold Valid values are to 16 The default is 5 If you specified a Generate Action Event of X of Y enter a value in the Y field for the Y value to be used in calculating the threshold Valid values are to 16 The default is 5 In the Timeout Value field enter the amount of time in milliseconds for the collector to wait for a response to its echo operation When a timeout occurs the Timeout counter is incremented The timeout value must be less than the specified sample interval Valid values are between 0 and 604800 The default value is e 60000 milliseconds for TCP Connect operations e 9000 milliseconds for DNS operations e 5000 milliseconds for all other operations To ensure interoperability with Cisco IOS the Timeout Values for TCP Connect and DNS operations are fixed at 60000 and 9000 milliseconds respectively If you enter some other value IPM changes the value you enter to the default value Enable the Timeout Value option to check for latency reporting operation timeouts based on the timeout value configured for the collector If you enable the Timeout Action option the action specified in Action Event Type is taken when a timeout occurs or is cleared on this collector User Guide for Internetwork Performance Monitor Cu OL 11291 01 Chapter4 Modifying IPM Components S
177. ify the directory where you want the installation software files to be downloaded User Guide for Internetwork Performance Monitor OL 11291 01 Chapter5 Working With IPM From the CiscoWorks Homepage Step 5 Step 6 Step 7 Step 8 Downloading the IPM Client W From the Solaris command line change to the directory where you downloaded the installation software and uncompress the files using uncompress CSCOipmClient tar Z In the directory where you uncompressed the files extract the IPM client installation files to the CDImage directory using usr bin tar xvf CSCOipmClient tar Change to the CDImage directory and run the IPM client software installation program using setupCli sh After verifying that the IPM client software installed successfully remove all installation files in the temporary directory using rm rf temp_directory Where temp_directory is the directory containing the downloaded files For more information about installing the IPM client software on a Solaris workstation see the Installing IPM on Solaris chapter of the Installation Guide for Internetwork Performance Monitor Downloading the IPM Client for Windows Step 1 Step 2 Step 3 Step 4 To download the IPM client for Windows Create a temporary directory in a disk partition that contains at least 64 MB of space in the temp directory on the workstation where you want to install the IPM client software Se
178. iguration Information page by target type click the heading of the Type column Viewing Source Configuration Information You can display information about all source routers defined to IPM The configuration information displayed includes alias name host name IP address Cisco IOS software release SA Agent version maximum payload size last time configuration was set maximum number of collectors that can be defined on the source router and system up time To view configuration information for the source routers defined to IPM select Internetwork Performance Monitor gt Reports gt Configuration Reports gt Sources on the CiscoWorks homepage The Source Configuration Report page Figure 5 10 appears Figure 5 10 Source Configuration Report Page lolx Ele Edt View Favorites Tools Help Ea Back gt O A A Qsearch fGyravorites meda B 4 SI a Address hetp idev dellt 1741 ipm sourcesReport do x Oc Go gle z serhweb sechste go PageRank E Fhsite popups allowed EdOptions 2 yw 2 gt customize Search Signin ga Autos K Sports YCareers lt 3 Mobile lt 7 News Mmy Yahoo FAY Mal Links s Help About A Cisco Systems Internetwork Performance Monitor Configuration Reports Latency Reports Jitter Reports HTTP Reports Configuration Reports Sources Sources Configuration Report You Are Here Repor
179. ile Run the database utility program to load your preferences In Solaris enter cd opt CSCOipm bin ipm dbprefs reload In Windows enter cd c Program Files Internetwork Performance Monitor Server bin ipm dbprefs reload Note You might want to make a backup copy of the database preferences file ipmDbPref conf before modifying it Database Preferences File Format The contents of the default IPM database preferences file ipmDbPref conf are shown in the following example This file is stored in the opt CSCOipm etc directory in Solaris and in the c Program Files Internetwork Performance Monitor server etc directory in Windows C Copyright 1998 Cisco Systems Inc All Rights Reserved IPM Web Report Preferences The default maximum number of rows returned to the browser in any web report can be controlled with ipm_max_web_rpt_rows ipm_max_web_rpt_rows 500 IPM Database Preferences This file contains the IPM Database Preferences used for data aging data reduction and web reporting To change these values update the values below and run the command ipmDbPref sh s To display the values currently set in the database run the command ipmDbPref sh NOTE Changing these parameters has no effect on daily weekly and monthly data that has already been calculated Only new daily weekly and monthly data will use these new settings The weekly and monthly data are always kept forever The
180. ils see Starting IPM Client From the CiscoWorks Homepage page 2 2 Alternatively you can click View gt CiscoWorks Home Page to access the CiscoWorks homepage When you start IPM for the first time the IPM Main Window contains no collectors As you configure collectors they appear in this window Each collector is a combination of a configured source a target and an operation For each collector you can specify parameters for gathering statistics and scheduling User Guide for Internetwork Performance Monitor P24 g OL 11291 01 Chapter 2 Getting Started With IPM Starting IPM Client W Enabling the IPM Password on Solaris Step 1 Step 2 Step 3 Step 4 To enable IPM passwords on Solaris Log in as the root user Enter cd opt CSCOipm bin ipm password amp Note The default directory for installing IPM is opt If you installed IPM in a different directory you must specify that directory instead of opt IPM prompts you to enter a password Enter a password and press Enter The password is case sensitive and should begin with an alphabet You can enter only a maximum of 15 characters and you can enter only alphanumeric characters IPM prompts you to confirm the password Enter the password again and press Enter IPM displays IPM Administrative Password is Changed Use IPM Administrative Password to access standalone IPM Client and CLI commands The administrative password is require
181. including the user interface runs on Solaris 2 8 Solaris 2 9 Windows 2000 Professional and Server with SP3 and SP4 Windows 2000 Advanced Server with SP3 SP4 Windows XP Pro SPla or Windows 2000 WS2K3 For Solaris and Windows the IPM client can run on the same system as the IPM server or on a different system We strongly recommend version 12 1 or later of the Cisco IOS software The IPM application requires a software agent embedded in the Cisco IOS software called the SA Agent to source network performance measurements At least one router running a Cisco IOS software release that supports SA Agent is required If you are using IPM to monitor SNA latency you must install the NSPECHO mainframe application on your MVS system NSPECHO is distributed with the IPM software IPM provides access to historical reporting information via a Web browser To view this information you need a Web browser such as Netscape Navigator or Microsoft Internet Explorer on your workstation Q I want to run the IPM client as an applet from a Web browser How can I find out if I already have the Java plug in From the IPM Main Window select View gt CiscoWorks Home Page When the CisoWorks homepage displays click Client gt Web Client A If you already have the Java plug in the Java applet loads and the Web client launches If you do not have the Java plug in the IPM Client Main Window displays the prompt Click here to get the plug in
182. indow Figure 2 2 select Edit gt Configuration The Configuration window Figure 2 3 appears By default Sources is selected in the navigation pane and the Source Configuration window appears within the Configuration window User Guide for Internetwork Performance Monitor 2e W OL 11291 01 Chapter2 Getting Started With IPM Configuring the IPM Components W Figure 2 3 Configuration Window Source Configuration Eert contour OO OOOO oix Sources Current Sources Targets Name IP Address Status 10S Version 544 versi Max Collectors CI Operations T11 41 111 TAA a 12 3 4 T 22 0 Collectors 111 11111 1 11 11 111 12 2 8 T4 2 2 0 111 11111 111 11111 12 2 8 7 2 2 0 103 TANAN 1111111 12 2 2XB6 2 2 0 170 111 11111 111 11111 1122157 2 2 0 111 11111 14 11 4111 12 2 15 T7 2 2 0 111 11111 111 11111 1218aT1 2 2 0 111 11111 111 11111 122057 2 2 0 111 11111 TAAN 1236 2 2 0 5820 111 11111 111 11111 12 2 20030820 2 2 0 1083 111 11111 111 11111 12205 T7 2 2 0 111 11111 111 11111 12 2 20030820 2 2 0 1832 AA EEEREN N234T 2 2 0 9690 111 11111 1AN 12 1Ga T1 2 2 0 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Hostname or IP Address 1 11 11 111 Z z The host name or IP address for this item Read Community public J Wirite Community m Alias Name Description 1 11 11 111 upd
183. ing 3 39 operations defining 3 40 statistics viewing 3 41 updates and additional information accessing 5 30 upgrade command description B 7 Vv version command description B 7 version of SA Agent feature verifying C 2 vewcoll command description B 7 viewing collector properties 4 13 collectors defined 4 12 collector state summary 4 12 configuration information 5 13 collector information 5 15 operation information 5 14 path echo collector path usage data 5 16 source information 5 13 User Guide for Internetwork Performance Monitor OL 11291 01 target information 5 14 configured source routers 4 2 database preferences 4 24 HTTP data 5 27 daily data 5 27 monthly data 5 29 weekly data 5 28 jitter data 5 23 daily data 5 23 monthly data 5 26 weekly data 5 24 latency data 5 17 daily data 5 18 monthly data 5 22 weekly data 5 21 operations defined 4 6 properties of operations 4 8 seed file output files 4 20 source router properties 4 2 source routers configured 4 2 target properties 4 4 targets defined 4 4 viewlog command description B 7 viewsrc command description B 7 viewtarg command description B 7 VoIP enhanced UDP baseline setting 4 22 network performance measuring 3 39 operations defining 3 40 Statistics viewing 3 41 VTAM glossary definition G 10 Ww warnings significance of x warnings regarding dbrestore command 4 34 Debug and Trace options and message log
184. inimum Average Avg Maximum Id 48 Taken 2005 Hops 10 p H ay S a 0107 01 14 oI 0178 0204 02 1 Avg Minimum Average Avg Maximum Id 47 Taken 1360 Hops 10 340 100 12 31 9 80 220 150 Latency Msecs m tain S 0107 0114 0121 O18 0204 O2A1 Avg Minimumi Average Avg Maximum Id 24 Taken 1280 Hops 10 100 12 31 owe 0204 02 1 0121 Avg Minimumi Average Avg Maximum Id 3 Taken 496 Hops 1 0107 01 14 By default IPM displays graphs for all paths in the path list and their graphs click on the path folder The Path Echo Historical Statistics window for all hops in a single path Figure 3 15 appears To view the list of hops for a single path I oL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for IP Figure 3 15 IP Path Echo Historical Statistics Window AIl Hops in a Path File Help Source Name cwb ipm 2500a Start Date 12 31 99 10 41 30 AM EST Target Name amsterdam gb2 End Date 2 16 00 8 49 56 AM EST Operation Name DefaultlpPathEcho Data Granularity Daily C Path List f cwb ipm 7200b Cj id 117 Taken 2188 Hops 10 _ 160 a ld 91 Taken 2159 Hops 10 8 100 8 Cid 25 Taken 2131 Hops 10 2 ld 48 Taken 2005 Hops 10 gt A tL Cid 46 Taken 1476 Hops
185. ion field you can enter a brief description of the target Click Add IPM adds the newly defined target to the IPM database If you specify an IP address instead of a host name and that IP address cannot be resolved by standard address resolution techniques then IPM assumes that the IP address is valid and does not resolve to a host name Click OK to close the Configuration window and return to the IPM Main Window If you must add a large number of targets to IPM you can use the Target Configuration window to add them one by one but it is more efficient to use a seed file For information about using a seed file to add targets to IPM see t Adding Components Using Seed Files For information about viewing or deleting targets see Working With Target Devices OL 11291 01 User Guide for Internetwork Performance Monitor Chapter2 Getting Started With IPM Configuring the IPM Components Defining a Collector Step 1 Step 2 Defining a new collector involves selecting a source a target an operation and a collector schedule IPM configures collectors on the source device There are two modes in which IPM configures a collector e Mode 1 Collector is configured on the device without specifying which IP address to be filled in as source IP address In this case SAA fills in the source IP address according to routing table based on the IP address of the destination This is the default mode e Mode 2 Collector i
186. ipm_hourly_stats_life setting determines the number of days that IPM stores hourly statistics information You can change this to any number of days ipm_hourly_stats_life 32 The ipm_daily_stats_life setting determines the number of days that IPM stores daily statistics information You can change this to any number oL 11291 01 User Guide for Internetwork Performance Monitor ii Chapter 4 Modifying IPM Components E Setting IPM Database Preferences of days ipm_daily_stats_life 180 The ipm_business_hour_x settings describe which hours of the day IPM will use when generating daily weekly and monthly reports Each hour of the day starting with 0 midnight and going through 23 11 PM may be included in the reports However you will probably want to restrict the hours included in the reports to normal business hours The hours are defined as starting at 0 minutes past the hour and going through 59 minutes and 59 seconds past the hour Set the value of each ipm_business_hour_x parameter to either 0 or 1 A value of 1 indicates that IPM will use this hour of the day when generating daily weekly and monthly reports A value of 0 indicates that IPM will ignore this hour of the day when generating daily weekly and monthly reports For example setting ipm_business_hour_9 1 will cause all data collected between 9 00AM and 9 59AM on business days to be included in reports ipm_business_hour_0 1 ip
187. k OK to close the Configuration window and return to the IPM Main Window 0L 11291 01 User Guide for Internetwork Performance Monitor E Chapter 2 Getting Started With IPM E Configuring the IPM Components If you must add a large number of source routers to IPM you can use the Source Configuration window to add them one by one but it is more efficient to use a seed file For information about using a seed file to add source routers to IPM see the Adding Components Using Seed Files section on page 4 16 For information about viewing or deleting source routers see the Working With Source Devices section on page 4 1 Defining a Target IPM targets are destination devices for which you want to gather data A target can be any IP addressable device an SA Agent Responder or an SNA host To define a device as a target Step 1 Select Edit gt Configuration from the IPM Main Window Figure 2 2 The Configuration window Figure 2 3 appears Step2 Click Targets The Target Configuration window Figure 2 4 appears within the Configuration window Figure 2 4 Target Configuration Window E Configuration Sources Current Targets C Operations TATT 141 11 11 111 Collectors A 1 11 1111 A 1 11 11 111 4 11 11 111 A 1 11 11 111 A 1 11 11 111 A 1 11 11 111 A 1 11 11 111 A 1 11 11 111 11111111 1N 1AN EEA EKEN ENEA 4 11 11 11 s p b Targets Na
188. ken 2005 Cid 46 Taken 1476 111 1111 cwb ipm 7200b 1 11 111 1 111 1111 21 11 1111 1 11 111 1 1 11 111 1 111 1111 1 11 111 1 111 1111 Cjld 47 Taken 1360 J ld 357 Taken 1320 fid 24 Taken 1280 Cj id 1169 Taken 942 Old Hops Hops Hops Hops Hops Hops Hops Hops Hops 3 Taken 496 Hops 1 T4 Id 117 Taken 2188 Hops 10 10 10 10 10 10 10 10 10 1 8 s m Latency Msecs lnet Aas 0107 01m4 0121 0128 0204 02 11 Avg Minimum Average Avg Maximum Taken 2131 Hops 10 100 12 31 Id 25 8 Sate y 404 p n Fa ol SaS can 0107 0114 O21 0128 0204 02 1 Avg Minimum Average Avg Maximum Id 46 Taken 1476 Hops 10 260 Latency Msecs 100 12 31 Ca em a ol mui Latency secs z eR 6 8 8 Peet Ps Ly A 0107 0114 0121 0128 0204 02 1 Avg Minimum Average Avg Maximum Id 357 Taken 1320 Hops 10 100 12 31 8 8 gt Benro 1004 0101 Latency Msecs s i 2 a r ome 0 22 0129 0205 0272 Avg Minimum Average Avg Maximum Id 1169 Taken 942 Hops 1 Data Granularity Daily Measuring Network Performance for IP W IP Path Echo Historical Statistics Window All Paths Start Date 12 31 99 10 41 30 AM EST End Date 2 16 00 8 49 56 AM EST Id 91 Taken 2159 Hops 10 100 le aa ma 12 31 0107 0114 0121 0128 0204 02 1 Avg M
189. ketplace at this URL http www cisco com go marketplace Ordering Documentation Beginning June 30 2005 registered Cisco com users may order Cisco documentation at the Product Documentation Store in the Cisco Marketplace at this URL http www cisco com go marketplace Nonregistered Cisco com users can order technical documentation from 8 00 a m to 5 00 p m 0800 to 1700 PDT by calling 1 866 463 3487 in the United States and Canada or elsewhere by calling 011 408 519 5055 You can also order documentation by e mail at tech doc store mkp external cisco com or by fax at 1 408 519 5001 in the United States and Canada or elsewhere at 011 408 519 5001 OL 11291 01 User Guide for Internetwork Performance Monitor Preface Documentation Feedback Documentation Feedback You can rate and provide feedback about Cisco technical documents by completing the online feedback form that appears with the technical documents on Cisco com You can send comments about Cisco documentation to bug doc cisco com You can submit comments by using the response card if present behind the front cover of your document or by writing to the following address Cisco Systems Attn Customer Document Ordering 170 West Tasman Drive San Jose CA 95134 9883 We appreciate your comments Cisco Product Security Overview Cisco provides a free online Security Vulnerability Policy portal at this URL http www cisco com en US produ
190. lect Admin gt Download Client The IPM Client for Windows page Figure 5 9 appears Figure 5 9 IPM Client for Windows Page Tlax File Edit View Favorites Tools Help Ea Heak gt OA A seach GyFavortes Ameda G D 4 Si S Address http irver co Links G Yorks Help About a Cisco Systems Internetwork Performance Monitor Admin Server Info Import From Device and Credential Repository Download Client You Are Here Adimin Download Client Windows Client Windows Client faa i 1 Windows Client The IPM 2 6 Client will work with any of the following Windows platforms Windows 2000 Professional and Server With SP3 or SP4 Windows 2000 Advanced Server With SP3 or SP4 Windows 2003 WS2K3 Server Standard Edition and Enterprise Edition Windows 2000 Advanced Server Terminal Services Remote Administrtion mode with SP3 or SP4 Windows XP Professional Installation Instructions 1 Uninstall the existing IPM client 2 Click the below link to download the client image Download IPM Client for Windows 3 Double click on the ipmelnt exe file 4 Follow the standard Windows based install wizards 5 To uninstall the IPM Client Use the Uninstall IPM option from the Program Menu Select Windows Client When prompted specify the directory where you want the installation software files to be downloaded OL 11291 01 User Guide for Internetwo
191. les Internetwork Performance Monitor client bin ipm start client Sserver_name where server_name is the Solaris or Windows system on which the IPM server is running Note To protect IPM device credentials IPM does not allow you to disable the administrative password IPM will prompt you to enter the password when you launch the client When the IPM client starts it displays the IPM Main Window Figure 2 2 The name of the system on which the IPM server is running appears in the title bar of the IPM Main Window When you start IPM for the first time the IPM Main Window contains no collectors As you configure collectors they are displayed in the window Each collector is a combination of a configured source a target and an operation For each collector you can specify parameters for gathering statistics and scheduling Enabling the IPM Password on Windows Step 1 Step 2 Step 3 Step 4 To enable an IPM password on Windows Log in as the administrator Enter cd c Program Files Internetwork Performance Monitor Server bin ipm password The default directory for installing IPM is c Program Files Internetwork Performance Monitor If you installed IPM in a different directory specify that directory instead of c Program Files Internetwork Performance Monitor IPM prompts you to enter a password Enter a password and press Enter The password is case sensitive and should begin with an alphabet You can enter only a m
192. liates in the United States and certain other countries All other trademarks mentioned in this document or Website are the property of their respective owners The use of the word partner does not imply a partnership relationship between Cisco and any other company 0601R User Guide for Internetwork Performance Monitor Copyright 1998 2006 Cisco Systems Inc All rights reserved Preface ix Audience ix Conventions ix Product Documentation x Obtaining Documentation xi Cisco com xi Product Documentation DVD xi Ordering Documentation xi Documentation Feedback xii Cisco Product Security Overview xii Reporting Security Problems in Cisco Products xii Obtaining Technical Assistance xiii Cisco Technical Support amp Documentation Website xiii Submitting a Service Request xiv Definitions of Service Request Severity xiv Obtaining Additional Publications and Information xiv Overview of IPM 1 1 What is IPM 1 1 Key Terms and Concepts 1 2 How Does IPM Work 1 3 Client Server Architecture 1 3 New Features in IPM 2 6 1 5 Getting Started With IPM 2 1 Starting IPM 2 1 Starting IPM Server on Solaris 2 1 Starting IPM Server on Windows 2 2 Starting IPM Client 2 2 Starting IPM Client From the CiscoWorks Homepage 2 2 User Guide for Internetwork Performance Monitor E Contents Starting IPM as a Standalone Client 2 3 Starting IPM Standalone Client on Solaris 2 3 Enabling the IPM Password on Solaris 2 5 Starting IPM S
193. llector graphs Select View gt Statistics The Enhanced UDP Historical Statistics window Figure 3 25 and Figure 3 26 appears OL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance Measuring Network Performance for Enhanced UDP Figure 3 25 View Source Name cwb ipm 3600a Target Name cwb ipm rtr2 Operation Name DefaultUDPEcho Summary Round Trip Latency Average Maximum 18 Average 6 Average Minimum Minimum Latency Maximum Latency 29 Errors Total TimeOuts 967 1 44 Total Busies 0 00 Total Drops 0 00 Total Verify Errors 0 00 Completion Summary Total Attempts 67 154 100 00 Total Completions 66 187 98 56 Total Over Threshold 0 0 00 Total Errors 967 1 44 Enhanced UDP Historical Statistics Window Part 1 Start Date 3 9 00 10 55 24 AM EST End Date 18 00 9 18 04 AM EDT Data Granularity Weekly Round tTrip Latency Latency Msecs nm a 2 8 HE ttt tty 13 a 5 7 0305 0379 03 26 0409 046 04 23 04 30 05 07 Average Minimumi Average amp Average Maximum Error Chart 600 u g 400 5 8 200 0 n m p m 0305 03 12 03 19 03265 04 02 04 09 04 16 04 23 04 30 05 07 Time Outs HBusies Drops OYerify Completion Summary Chart 10000 ee f ON a J 3000 v 2 6000 5 8 4000 N 2000 o i sie 0305 03 12 03 19 03 26 0402 04 09 04 16 04 23 04 30 05407 Numbe
194. lude an alias for the router by adding a vertical bar and the alias after the host name Read Community Source router and target only SNMP community name for read access to the information maintained by the SNMP agent on the source router This value can be from 1 to 255 characters in length Write Community Source router only SNMP community name for write access to the information maintained by the SNMP agent on the source router This value can be from to 255 characters in length User Guide for Internetwork Performance Monitor oL 11291 01 EZ Chapter 4 Modifying IPM Components Adding Components Using Seed Files Table 4 1 Parts of a Component s Definition continued Part Description Target Type Target only The protocol type to be used with this target Specify one of the following values 1 IP Requires an IP address or host name 2 Cisco SAA Responder Requires an IP address or host name and read community string This is an optional field 3 SNA LUO SNA LU2 or SNA SSCP LU Requires a host name Collector Name Name of the collector Source Collector only Name of the defined source router to use for this collector The source router must be already defined in IPM or in a source router seed file Target Collector only Name of the defined target device to use for this collector The target device must be already defined in IPM or in a target seed file Ope
195. m Average Average Minimum Minimum Latency Maximum Latency 113 92 90 84 209 Viewing Network Performance Statistics W Historical Statistics Window Enhanced UDP Collector M Historica tatistics JMacsJitterProbe Start Date 2 2 00 7 02 32 PM EST End Date 2 15 00 10 58 18 AM EST Data Granularity Hourly Source Destination Jitter Jitter meecs 8o8S 8 88888 lt lt 02 05 12 00AM 02 07 12 00AM 02 09 12 00AM 02 1112 00AM 02 13 12 00 AM 02 15 12 00 AM 40 02 03 12 00 AM Destination Source Jitter 40 8 Jitter mesecs o 20 40 02 03 12 00AM 0205 12 00AM 0207 12 00AM 02 09 12 00AM 02 11 12 00AM 02 13 12 00AM 02 16 12 00 AM Round Trip Latency 4 4 pod Latency Msecs E t 4 i 100 fed Biers Hl dbl Al ht ARAI 34135 If you selected more than one collector their statistics appear in a single graph in the Historical Statistics Multi Collector Graph window Figure 2 14 Multi collector graphing is not available for Enhanced UDP HTTP or Path Echo collectors I 0L 11291 01 User Guide for Internetwork Performance Monitor Hl Chapter2 Getting Started With IPM E Viewing Network Performance Statistics Figure 2 14 Historical Statistics Window Multi Collector Graph File view Help Source Name cwb ipm 2600h Start Date 4 12 00 9 01 06 AM EDT Target Name Broadcast End Date 4 1
196. m_business_hour_1 1 ipm_business_hour_2 1 ipm_business_hour_3 1 ipm_business_hour_4 1 ipm_business_hour_5 1 ipm_business_hour_6 1 ipm_business_hour_7 1 ipm_business_hour_8 1 ipm_business_hour_9 1 ipm_business_hour_10 1 ipm_business_hour_11 1 ipm_business_hour_12 1 ipm_business_hour_13 1 ipm_business_hour_14 1 ipm_business_hour_15 1 ipm_business_hour_16 1 ipm_business_hour_17 1 ipm_business_hour_18 1 ipm_business_hour_19 1 ipm_business_hour_20 1 ipm_business_hour_21 1 ipm_business_hour_22 1 ipm_business_hour_23 1 The ipm_business_day settings describe which days of the week IPM will use when generating weekly and monthly reports Each day of the week is represented by a number Sunday is 0 Monday is 1 Tuesday is 2 Wednesday is 3 Thursday is 4 Friday is 5 Saturday is 6 Set the value of each ipm_business_day_x parameter to either 0 or 1 A value of 1 indicates that IPM will use this day of the week when generating weekly and monthly reports A value of 0 indicates that IPM For example setting ipm_business_day_2 1 will cause all ipm_business_day_0 1 ipm_business_day_1 1 ipm_business_day_2 1 ipm_business_day_3 1 ipm_business_day_4 1 ipm_business_day_5 1 ipm_business_day_6 1 will ignore this day of the week when generating weekly and monthly reports data collected on Tuesday during business hours to be included in reports User Guide for Internetwork Performance Mo
197. mance for DHCP Step 1 Step 2 Step 3 Step 4 The DHCP operation measures the round trip latency time taken to discover a DHCP server and obtain a lease from it After obtaining an IP address SA Agent releases the IP address that was leased by the server By default the DHCP operation sends discovery packets on every available IP interface on the source router However if a specific DHCP server is configured on the router then discovery packets are sent to only that DHCP server The DHCP operation also measures availability and errors for DHCP services To measure end to end performance for DHCP Define a device as the source device from which to measure performance For details on defining a source device see Defining a Source Device To control how statistics are collected use the DefaultDHCP operation or define your own DHCP operation For details on defining a DHCP operation see Defining a DHCP Operation Define a collector to measure performance between the source router and the DHCP servers For details on defining a collector see Defining a Collector If you set the collector s schedule to On Demand start the collector when needed View the statistics in the DHCP Historical Statistics window For details on viewing statistics for DHCP see Viewing Statistics for DHCP Defining a DHCP Operation Step 1 Step 2 Step 3 IPM provides a default DHCP operation for measuring performance in leasing an IP address from
198. mand line prompts ipm addtarg Add a target via command line prompts ipm delsrc Delete a source via command line prompts ipm deltarg Delete a target via command line prompts ipm seed lt hostname gt lt filename gt lt type gt Starts a Seed File Configuration Process Connects to IPM servers on local host or lt hostname gt lt filename gt is the seed file name lt type gt is 1 for source 2 for target 3 for collector ipm ipaddrchg lt old IP address gt lt new IP address gt Changes a target or source IP address to a new IP address specified by the user ipm tshoot Display information for Cisco TAC ipm regen Regenerate all Web Reports ipm clientaddr Force Client to bind to a specific IP address ipm password Establish passwords on client launching ipm dbprefs view View the current IPM Database Preferences ipm dbprefs viewfile View the IPM Database Preferences file ipm dbprefs reload Reload the IPM Database Preferences file ipm baseline lt percent_value gt Increment the threshold values by lt percent_value between 1 999 gt above the average hourly threshold User Guide for Internetwork Performance Monitor OL 11291 01 AppendixB IPM Command Reference ipm upgrade remote upgrade IPM ipm cleanreport Clean HTML Reports older than n days Output of ipm export help Command W Output of ipm export help Command The following example shows the comma
199. me IP Address Status 10S Version SAA Version NA NA NA NIA INIA NIA NIA NIA NIA Responder On ay 1 11 11 111 4 1 11 11 111 4 1 11 11 111 A 1 11 11 111 a Ea le eet Tiu evs He E ir l6 e A hoi 1 1 1 1 1 141 11 11 111 1 1 1 1 1 IE E E E E E E E E E ce NIA NIA NIA NIA Type Cisco SAA Responder v Hostname or IP Address Read Community Alias Name Description dhep 10 76 10 183 cisco com 1 11 11 111 1 11 11 111 updated 4 2 E Edit Delete ofa view Help 120213 User Guide for Internetwork Performance Monitor OL 11291 01 Chapter 2 Getting Started With IPM Step 3 Step 4 Step 5 Step 6 Step7 Configuring the IPM Components W In the Target Type field select the protocol type to be used with this target The possible values are e IP Any IP addressable device Requires a destination IP address or host name e Cisco SAA Responder Component embedded in a target Cisco device running version 12 1 or later of the Cisco IOS software Its function is to respond to SA Agent request packets from a source router running the SA Agent software This target type is required for Enhanced UDP operations measuring jitter or if the target uses the SA Agent to avoid potential connection problems You must enable the SA Agent
200. me ConfigServer MLCserverName IPMM sgLogServer MLCname ConfigServer 120 To change the timeout definition for one or both servers change the number 120 at the end of the appropriate line For example to change the timeout value for configuration servers to 240 seconds ConfigServer R MessageLogServer SNMPServer DataCollectionServer opt CSCOipm bin CWB_ipmConfigServerd ORBagentPort 44342 PMCserverName IPMProcessMgr PMCname ConfigServer MLCserverName IPMM sgLogServer MLCname ConfigServer 240 Save your changes and close the file Log in as the root user Restart the IPM servers by entering cd opt CSCOipm bin ipm restart When the IPM servers start up they use the new timeout values Setting Server Timeout Values in Windows Step 1 To set server timeout values in Windows On your IPM server use a text editor to open the ipm conf file In Windows the default directory for the ipm conf file is c Program Files Internetwork Performance Monitor server pmconf The default directory for installing IPM is c Program Files Internetwork Performance Monitor If you installed IPM in a different directory specify that directory instead of c Program Files Internetwork Performance Monitor oL 11291 01 User Guide for Internetwork Performance Monitor Chapter4 Modifying IPM Components E Setting the DISPLAY Variable in Solaris Step 2 Step 3 Step 4 Step 5 Setting the The data collection
201. me enm rtp 3620 End Date 2 18 00 8 12 33 AM EST Operation Name DefaultTCPConnect Data Granularity Weekly Summary Round Trip Latency Round Trip Latency 370 Average Maximum 144 qa Average 91 250 Average Minimum 86 Faso Minimum Latency 78 A120 4 a _ ge Maximum Latency 362 ena o ATO GT OWT o5 O19 Tone 01 31 024 Average Minimum Average Average Maximum Error Chart 16 Errors 12 Total Busies 0 0 00 5 Total No Connections 19 0 04 5 a 12 24 12 28 01 01 01 05 01 09 01 13 01 17 0121 01 25 01 29 02 02 02 06 DBusies Connection Completion Summary Total Attempts 43 323 100 00 Total Completions 43 303 99 95 Total Over Threshold 1 0 00 Total Errors 19 0 04 Completion Summary Chart Occurances 0 126 12 30 0103 0107 O1 11 01 5 O19 01723 O17 01 31 02 04 Number of Completions Over Threshold Errors 34151 If you selected more than one collector their statistics appear in a single graph in the Historical Statistics Multi Collector Graph window see Figure 2 14 for an example User Guide for Internetwork Performance Monitor oL 11291 01 TEEN Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for UDP For more detailed information about the statistics displayed in the TCP Historical Statistics window see the TCP Historical Statistics Window topic in the online help Measuring Network Performance for UDP
202. me to assign to the operation In the Description field you can Select the IP QoS Type as IP Precedence or DCSP The IP QoS Settings values change based on your IP QoS Type selection In If you have selected IP QoS Type as IP Precedence select the IP QoS Settings value from the drop down The value you select sets the priority for the HTTP request packet The default setting is 0 no priority This option sets the ToS bits in the IP packet If you have selected IP QoS Type as DSCP select the desired IP QoS Settings value from the drop down The value you select defines the packet priority and is based on the DSCP RFC standards the Request Payload field enter the number of bytes to use for the size of the payload of the ICMP echo request packet The default setting is 64 bytes To specify the maximum number of paths to discover enter a value in the Maximum Paths field The valid range is 1 to 128 paths The default setting is 5 To ensure that you do not miss collecting statistics for relevant paths set this value to a number slightly higher than the expected number of paths To specify the maximum number of hops to discover enter a value in the Maximum Hops field The valid range is 1 to 25 hops The default setting is 25 hops To ensure that you do not miss collecting statistics for relevant hops set this value to a number slightly higher than the expected number of hops OL 11291 01 User Guide for Internetwork Performa
203. mmand description B 4 User Guide for Internetwork Performance Monitor OL 11291 01 loadcoll command description B 5 loadsrc command description B 5 loadtarg command description B 5 logger command description B 5 logical unit glossary definition G 5 Loose Source Routing glossary definition G 5 LU glossary definition G 5 Managed Interface settings 4 35 message log window 4 37 log control 4 37 log display 4 38 warning regarding Debug and Trace options 4 38 MIB glossary definition G 5 mirror all command description B 5 mirror command description B 5 modifying IPM components see components of IPM configuring 4 1 multiple IPM sessions running simultaneously 2 8 MVS glossary definition G 5 name resolution glossary definition G 5 name server glossary definition G 5 NetView glossary definition G 5 Index W for VoIP enhanced UDP 3 39 network performance statistics about 1 2 viewing 2 17 DLSw 3 7 historical 2 20 HTTP 3 13 in realtime 2 18 IP 3 21 SNA 3 31 TCP 3 35 UDP 3 38 UDP enhanced 3 41 VoIP 3 41 Next Range understanding 2 26 NMS glossary definition G 5 NMVT glossary definition G 6 node glossary definition G 5 NSPECHO glossary definition G 6 NVRAM settings 4 34 O operations adding 4 9 alerts generating 4 9 configuration information viewing 5 14 defining Network Address Translation NAT not supported 1 4 DHCP 3 2 network performance meas
204. n Device Center Integration In IPM 2 6 the Device Center will be launched for devices in IPM The Device Center will be launched irrespective of whether a device is present in Device and Credential Repository or not Improved Scalability IPM 2 6 supports 2000 collectors in one single IPM Server SSL Compliance IPM 2 6 is SSL compliant and enables secure HTTP communication between the client and server The IPM web links from the CiscoWorks homepage are SSL compliant I 0L 11291 01 User Guide for Internetwork Performance Monitor E Chapter1 Overview of IPM E New Features in IPM 2 6 User Guide for Internetwork Performance Monitor OL 11291 01 Getting Started With IPM This chapter provides information about starting the IPM application and configuring a collector to gather latency data It includes the following major sections e Starting IPM e Running Simultaneous IPM Sessions e Configuring the IPM Components e Viewing Network Performance Statistics e Printing IPM Statistics e Exiting the IPM Client Starting IPM Since the IPM application is comprised of a server component and a client component you must start both components to run the application If the IPM server and client are installed on the same system you can start the IPM server and client using a single command or you can start them separately The following sections provide details for starting the IPM server and client e Startin
205. n layers SNMP Simple Network Management Protocol Network management protocol used almost exclusively in TCP IP networks SNMP provides a means to monitor and control network devices and to manage configurations statistics collection performance and security SNMP agent Simple Network Management Protocol agent Resides in the source router and is provided as part of Cisco IOS software The SNMP agent receives requests from the IPM SNMP server to perform all IPM related functions source Originating router from which IPM takes network performance measurements source route bridging See SRB User Guide for Internetwork Performance Monitor oL 11291 01 g cL WE Glossary SRB SSCP SSCP PU session SSP static route Switch to Switch Protocol Systems Network Architecture system services control point T target TCP TCP IP throughput timeout Transmission Control Protocol source route bridging Method of bridging originated by IBM and popular in Token Ring networks In an SRB network the entire route to a destination is predetermined in real time prior to transmission of the data to its destination System Services Control Point Focal point within an SNA network for managing network configuration coordinating network operator and problem determination requests and providing directory services and other session services for network end users Session used by SNA to allow an SSCP to man
206. n the complete collector name you have entered Step4 In the Collector Type field e Select Statistical to gather data and store it in the IPM database for future analysis This is the default setting e Select Monitored to monitor for threshold violations and view data in real time but network performance data is not stored in the IPM database Step5 Do one of the following tasks to define the schedule for the collector e To configure and start the collector at a later time enable the On Demand option and go to Step 10 e To specify when the collector starts click Set Date The Set Date Range window is displayed Figure 2 6 By default the collector schedule is set to start now and run forever OL 11291 01 User Guide for Internetwork Performance Monitor Chapter2 Getting Started With IPM Configuring the IPM Components Figure 2 6 Set Date Range Window i Start Date End Date Forever Now Duration On Date On Date Time 08 02 Year 2000 Month February v Time 08 02 Year 2000 Month February v Day Day 1 2 3 4 5 1 2 3 4 5 6 7 8 9 10 11 12 6 7 8 9 10 11 12 13 14 15 16 17 18 19 13 14 15 16 17 18 19 20 21 22 23 24 25 26 20 21 22 23 24 25 26 27 28 29 27 28 29 Close Help 39286 Step6 Specify a start date for the collector The options are e Now Starts the collector immediately after it is configured This is the default setting e On Date Starts the collector at the specified date and time
207. n the Search field The cursor moves to the matching router in the Sources list User Guide for Internetwork Performance Monitor P24 E OL 11291 01 Chapter2 Getting Started With IPM Configuring the IPM Components W Step 10 Inthe Source Interface field enter a valid IP address of the source device interface This is the IP address of the source device interface to which the packets are returned from the destination The Source Interface field is an optional field If you do not specify an IP address IPM configures collector based on the properties specified in the ipm env file Step 11 From the Targets list select the device to designate as the target If you already know the name of the target start typing the name in the Search field The cursor moves to the matching target in the Targets list If you select a DNS DHCP or HTTP operation the Targets list is disabled because these operations do not use targets Step12 From the Operations list select the operation to use for this collector If you already know the name of the operation start typing the name in the Search field The cursor moves to the matching operation in the Operations list When you install IPM a group of predefined operations is provided The predefined operations are described in Table 2 1 Table 2 1 Predefined Operations Operation Description DefaultDHCP Measures end to end latency for acquiring a new DHCP lease DefaultDLSw Measur
208. nce Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for IP Step 7 Step 8 Click Add IPM adds the newly defined operation to the IPM database Click Close to close the Configuration window Note The sample interval must be greater than the timeout value multiplied by the number of hops For more detailed information about the options available from the Path Echo Operation Configuration window see the Path Echo Operation Configuration Window topic in the online help Viewing Hop by Hop Statistics for IP Step 1 Step 2 The IP Path Echo Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected IP Path Echo collector To view hop by hop statistics for IP From the IPM Main Window select a Path Echo collector Do not select more than one Path Echo collector You cannot include Path Echo collectors in multi collector graphs Select View gt Statistics The Path Echo Historical Statistics window for all paths Figure 3 14 appears User Guide for Internetwork Performance Monitor 324 OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Figure 3 14 File Help Source Name owb ipm 2500a Target Name amsterdam gh2 Operation Name DefaultlpPathEcho C Path List Cj ld 117 Taken 2188 Cjld 91 Taken 2159 ld 25 Taken 2131 C ld 48 Ta
209. nd Cisco products and solutions as well as network deployment and troubleshooting tips configuration examples customer case studies certification and training information and links to scores of in depth online resources You can access Packet magazine at this URL http www cisco com packet iQ Magazine is the quarterly publication from Cisco Systems designed to help growing companies learn how they can use technology to increase revenue streamline their business and expand services The publication identifies the challenges facing these companies and the technologies to help solve them using real world case studies and business strategies to help readers make sound technology investment decisions You can access iQ Magazine at this URL http www cisco com go iqmagazine or view the digital edition at this URL http ciscoiq texterity com ciscoiq sample Internet Protocol Journal is a quarterly journal published by Cisco Systems for engineering professionals involved in designing developing and operating public and private internets and intranets You can access the Internet Protocol Journal at this URL http www cisco com ipj Networking products offered by Cisco Systems as well as customer support services can be obtained at this URL http www cisco com en US products index html Networking Professionals Connection is an interactive website for networking professionals to share questions suggestions and information abou
210. nd syntax and help that is displayed when you use the ipm export help command Usage amp Note You must be logged in as the root user Solaris or administrator Windows to use export IPM data using the ipm export command ipm export q k lt letter gt w c s t o cs lt CollectorName gt if ef h dh dd dw jh j jw ph pd pw r lt WhichDay gt dm pm dm lt StartTime gt lt EndTime gt lt CollectorName gt jm lt StartTime gt lt EndTime gt lt CollectorName gt pm lt StartTime gt lt EndTime gt lt CollectorName gt all lt StartDate gt lt EndDate gt General options ipmRoot Root location of IPM such as opt CSCOipm q text output format Quiet output display no col lumn headings Only applicable in plain k Delimiter set the field delimiter to lt letter gt By default this is set to a comma Only applicable in plain text output format w HTML output A web page will be generated from the output of this command h Help output this usage help Format Time lt StartTime gt and lt EndTime gt need to be input as MM DD YYYY hh mm ss Date lt WhichDay gt needs to be input as MM DD YYYY lt StartDate gt and lt EndDate gt need to be input as MM DD YYYY Output options c Display collector configuration If
211. network Performance Monitor Reports Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Latency Reports gt Weekly Weekly Latency Reports EEr Aug 29 2004 IP Echo Aug 29 2004 Services Aug 29 2004 IP Path Aug 29 2004 Alert a Aug 22 2004 IP Echo Aug 22 2004 Services Aug 22 2004 IP Path Aug 22 2004 Alert Aug 15 2004 IP Echo Aug 15 2004 Services Aug 15 2004 IP Path Aug 15 2004 Alert Aug 08 2004 IP Echo Aug 08 2004 Services Ang 08 2004 IP Path Aug 08 2004 Alert Aug 01 2004 IP Echo Aug 01 2004 Services Aug 01 2004 IP Path Aug 01 2004 Alert Tul 25 2004 IP Echo Tul 25 2004 Services Tul 25 2004 IP Path Tul 25 2004 Alert Jul 18 2004 IP Echo Jul 18 2004 Services Jul 18 2004 IP Path Jul 18 2004 Alert Jul 11 2004 IP Echo Jul 11 2004 Services Jul 11 2004 IP Path Tul 11 2004 Alert Jul 04 2004 IP Echo but 04 2004 Services Jul 04 2004 IP Path but 04 2004 Alert D as a T E vocal intranet t4 Viewing Weekly HTTP Data You can view a weekly summary of HTTP data for each HTTP collector on the IPM server To view weekly HTTP data collected by IPM Step 1 Select Internetwork Performance Monitor gt Reports gt HTTP Reports gt Weekly The Weekly HTTP Reports page Figure 5 28 appears Step2 From the Daily HTTP Reports page select one of the following options e HTTP To view weekly HTTP statistics for a specific week The
212. nfiguration I am unable to launch the web client and I get a Java console error message Reason hostname is not DNS resolvable What should I do This is because the DNS name in the PM_ConfigMain properties cannot be resolved on the client side To correct this change hostName hostname to hostName IP Address In the logs I see the message Unable to get version What does this mean This could be because of one of the following reasons e Router down unreachable at that time e Community strings were changed and the IPM database was not updated e IP address was changed and the IPM database not updated e This error message can be either for the source or from the target When I launch the IPM web client on Internet Explorer I get the following message and the web client does not launch Your current settings prohibit running ActiveX controls on this page As a result the page may not be displayed correctly What should I do Add the IPM Server as a trusted site on Internet Explorer Once you have added IPM Server as a trusted site the problem goes away For more information access the Microsoft site http support microsoft com id 8 16702 have changed the date and time of my machine where I have installed the IPM Server Do I need to restart IPM Yes When you change the date and time of the IPM Server you need to restart IPM Else IPM uses the old time and date in r
213. nformation gathered over the monitoring period for the selected FTP collector To view end to end statistics for FTP Step 1 From the IPM Main Window select one or more FTP collectors Step2 Select View gt Statistics The FTP Historical Statistics window Figure 3 10 appears User Guide for Internetwork Performance Monitor oL 11291 01 Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for IP Figure 3 10 FTP Historical Statistics Window E Historical Statistics ftpcoll d z i oj x File View Help Source Name 10 76 30 203 Start Date 11 19 02 5 22 21 PM IST TargetName Unused End Date 11 19 02 6 22 21 PM IST Operation Name ftpoper Data Granularity Hourly Summary Round Trip Latency Round Trip Latency 128 Average Maximum 96 Average Average Minimum 64 Latency Msecs 32 Minimum Latency i 1 Maximum Latency 11 19 05 22 PM 11 19 05 23 PM Minimum B Average amp Maximum Error Chart Errors N o Total Timeouts O 0 00 Total Busies 2 100 00 Total No Connections O 0 00 Total Drops 0 0 00 Occurrances o o Wi Timeouts W Busies No Connections W Drops CODA Suntan Completion Summary Chart 2 0 Total Attempts 2 100 00 Total Completions 0 0 00 3 Total Over Threshold 0 0 00 5 2 IN Total Errors 2 100 00 Z zS For more detailed information about the statistics displayed in
214. ng Administrative Password Changing IPM Database Password Working With Message Log Window Working With Source Devices IPM source is a device from which you initiate operations for measuring network performance statistics Each source must contain the SA Agent feature and an SNMP agent Information about working with source is provided in the following subsections Viewing a List of Configured Source Devices Viewing Source Properties Adding a New Source Device Deleting Source Devices 0L 11291 01 User Guide for Internetwork Performance Monitor E Chapter4 Modifying IPM Components E Working With Source Devices Viewing a List of Configured Source Devices To view a list of configured sources select Edit gt Configuration from the IPM Main window The Configuration window Figure 2 3 appears By default Sources is selected in the navigation pane and the Source Configuration window appears within the Configuration window The Source Configuration window displays source devices you have already configured From this window you can add a new source router change the configuration of an existing source or delete an existing source Viewing Source Properties The Source Properties window allows you to view the properties of a defined source To view source properties Step 1 From the IPM Main Window select a collector that uses the source Step2 Select View gt Properties The Properties Viewer window appear
215. nistration mode with SP3 SP4 or Windows 2003 Server Standard Edition and Enterprise Edition e You have installed the Java plug in 1 4 2 04 For information about installing the Java plug in see the Installing IPM on Windows chapter of the Installation Guide for Internetwork Performance Monitor To start the IPM client from the CiscoWorks homepage Make sure the IPM server to which you are connecting is currently running From your browser go to the URL where the IPM application is installed for example http youripmserver 1741 The homepage for the IPM Client Software appears Figure 2 1 User Guide for Internetwork Performance Monitor P22 E OL 11291 01 Chapter2 Getting Started With IPM Step 3 Starting IPM Client W Figure 2 1 IPM CiscoWorks Homepage AA CiscoWorks Microsoft Internet Explorer provided by Cisco Systems Inc laj xj Ble Edt Vew Favorites Tools Help Ea Back gt gt O A A Qsearch Favorites meda A D S Si E w Address E http fdev z ee Googe Se archweb Bsearch ste go Pereak E aste popups alowed Options fF 2 Logout Help About a Cisco Systems ee CiscoWorks Cisco com Resources Server Configuration Device Center Internetwork Performance Monitor CiscoWorks Resources Homepage Configuration Third Party Bove BCredentae Admin peste Grouping Services aes Software Cen
216. nitor OL 11291 01 _ Chapter 4 Modifying IPM Components Setting SNMP Timeout and Retry Environment Variables W Setting SNMP Timeout and Retry Environment Variables An IPM server and source router need not be physically near each other In fact they can be thousands of miles apart However as the distance increases so does the time it takes the source router to respond to SNMP requests If the response time exceeds a predefined timeout value IPM interprets the delay as an SNMP timeout which could impact the operation of your collectors For example if you have an IPM server in New York and a source router in Tokyo SNMP timeouts might prevent you from configuring collectors on the source router Or you might be able to configure the collectors but timeouts might result in periods when no statistical data can be collected from the source router If you experience this problem the best solution is to define an additional IPM server that is physically nearer the source router However if that is not an option you can set new values for the SNMP timeout and retry environment variables Note SNMP environment variables are engineered for all but the most extreme operating conditions Modifying these variables can adversely affect IPM s performance resulting in unacceptably long delays in responding to user requests Unless you are certain that you must you should not modify these variables OL 11291 01 User
217. o Name C Path Echo upp CI TCP Connect Description gt DNS HTTP FTP Enhanced UDP CI DLSw Packet Settings C DHCP e o a Sonde IP QoS Type IP Precedence IP QoS Settings 0 None v Request Payload bytes 64 Packet Interval msecs 20 Number of Packets 10 Port Settings Target Port 2000 Step4 Inthe Name field enter a descriptive name to assign to the operation In the Description field you can enter a brief description of the operation including its purpose Step5 Select the IP QoS Type as IP Precedence or DCSP The IP QoS Settings values change based on your IP QoS Type selection e If you have selected IP QoS Type as IP Precedence select the IP QoS Settings value from the drop down The value you select sets the priority for the HTTP request packet The default setting is 0 no priority This option sets the ToS bits in the IP packet e If you have selected IP QoS Type as DSCP select the desired IP QoS Settings value from the drop down The value you select defines the packet priority and is based on the DSCP RFC standards User Guide for Internetwork Performance Monitor OL 11291 01 Chapter3 Using IPM to Measure Network Performance Step 6 Step7 Step 8 Step 9 Step 10 Step 11 Measuring Network Performance for Enhanced UDP W In the Request Payload field enter the number of bytes to use for the size of the payload of the UDP request packet The default setting is on
218. om the UDP Operation Configuration window To define a UDP operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window Click UDP The UDP Operation Configuration window Figure 3 22 appears User Guide for Internetwork Performance Monitor M336 I OL 11291 01 Chapter3 Using IPM to Measure Network Performance Measuring Network Performance for UDP W Figure 3 22 UDP Operation Configuration Window oix Sources N UDP Settings ie same cai C Echo Name C Path Echo Cupp TCP Connect Description DNS HTTP FTP C Enhanced UDP C DLSw Packet Settings bes wen IP QoS Type IP Precedence IP QoS Settings 0 None v Request Payload bytes 64 Verify Data Port Settings Target Port 7 Step4 In the Name field enter a descriptive name to assign to the operation In the Description field you can enter a brief description of the operation including its purpose Step5 Select the IP QoS Type as IP Precedence or DCSP The IP QoS Settings values change based on your IP QoS Type selection e If you have selected IP QoS Type as IP Precedence select the IP QoS Settings value from the drop down The value you select sets the priority for the HTTP request packet The default s
219. omponents E Working With Collectors Figure 4 6 Collector Properties Window Erm Properties Yiewer Jitter test Collector 4 Source Target Operation Last Update Time 7 20 04 3 57 PM Name Description Source Name Target Name Operation Name Source Interface Start Date Duration End Date Collector Type Collector Status Admin Index Last Modification Time Last Reset Time Octets In Use Number of Attempts Connection Lost Time Out Occurred Over Threshold Occurred Operation State Jitter test teafad 10 76 27 114 172 20 121 101 Default60ByteVoice Tue Jul 20 12 09 20 IST 2004 Forever Forever Statistical Running 20938 Tue Jul 20 12 09 17 IST 2004 Tue Apr 06 18 16 23 IST 2004 1910 229 true false false Active 2 0 x Property Data Refreshed If the Collector Properties window is not displayed by default click Collector Help 120224 For information about these fields see the Collector Properties Window topic in the online help Adding a New Collector For information about adding a new collector see Defining a Collector E User Guide for Internetwork Performance Monitor OL 11291 01 _ Chapter 4 Modifying IPM Components Working With Collectors W Stopping Collectors Step 1 Step 2 You can stop collectors that you no longer need When you stop a collector the collector and the SA Agent entry are removed from
220. onitor for more information e If the target is an SA Agent enabled the source must be running version 12 1 or later of the Cisco IOS software The IPM application is used to configure the SA Agent in each source device The SA Agent measures the performance between the source router and the target device The source aggregates all measurements into a single sample value for each network performance statistic IPM gathers the data from the source and stores it in the IPM database IPM also provides a real time feature that allows you to display the data without waiting for the one hour data collection interval However the data displayed in the Real Time window is not stored in the IPM database Additionally IPM provides an extensive set of reports and graphs for viewing and analyzing the collected performance metrics IPM supports both standalone and Web based clients in a multi platform environment Client Server Architecture IPM provides central services and database functions on an IPM server which communicates through a messaging interface to multiple IPM clients Figure 1 1 The IPM software consists of server software and client software components that can be installed on the same workstation or on different workstations OL 11291 01 User Guide for Internetwork Performance Monitor Chapter1 Overview of IPM E Client Server Architecture Figure 1 1 IPM Client Server Architecture Solaris or Windows 2000 System
221. ons A we 2 gt customize Search Signin ga Autos K Sports X99 Careers lt 3 Mobile lt 7 News My Yahoo FIY Mal tints zj Cisco Systems Internetwork Performance Monitor Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Configuration Reports Targets Targets Configuration Report forks Help About 4 Alias Name HostName or PU Name IP Address Type lipm 3660 111 11111 SAA vms blr 2500b 111 11111 SAA wms blr 2600b 111 11111 SAA wms blr 2600c vms blr 2600c 1 11 11 111 SAA 111 11111 111 11111 VAL ALA P 111 11111 1AN ITAN P 1411 11 11 111 11111 111 11111 P 111 11111 111 11111 111 11111 P 11111111 111 11111 111 11111 P 11111111 dhep 64 104 137 132 cisco com 111 11111 P 04 l 7 bgi04 lab gwl cisco com 11111111 P fogl04 rbb gw2 vlan306 cisco com 111 11111 P vns bir 2600a cisco com 1 44 11 111 P ao HR El Done C i tocal intranet AS Viewing Operation Configuration Information You can display information about all operations defined to IPM The configuration information displayed includes operation name frequency timeout rising threshold falling threshold threshold count and count2 operation type threshold type action event type and timeout enable status To view configuration information for the operations defined to IPM select Internetwork Performan
222. operation is less secure than the passive mode This mode of operation complicates the construction of firewalls because the firewall must anticipate the connection from the FTP server back to the client program OL 11291 01 User Guide for Internetwork Performance Monitor AppendixA IPM FAQs and Troubleshooting Tips E SUIPM FAQs The steps in the Active mode are 1 The client opens a control channel port 21 to the server and tells the server the port number to respond on This port number is a randomly determined port greater than 1023 The server receives this information and sends the client an acknowledgement OK ack The client and server exchange commands on this control connection When the user requests a directory listing or initiates the sending or receiving of a file the client software sends a PORT command that includes a port number gt 1023 that the client wishes the server to use for the data connection The server then opens a data connection from port 20 to the client s port number as provided to it in the PORT command Passive Mode In passive FTP the client opens the data sessions using a port number supplied by the server This mode of operation is assumed to be more secure because all the connections are being initiated from the client so there is less chance that the connection will be compromised The reason it is called passive is that the server performs a passive op
223. or If you set the collector s schedule to On Demand start the collector when desired View the statistics in the DLSw Historical Statistics window For details on viewing end to end statistics for DLSw see Viewing Statistics for DLSw Defining a DLSw Operation Step 1 Step 2 IPM provides a default DLSw operation for measuring performance between a source and target In addition IPM provides the option to create modify or delete your own DLSw operations from the DLSw Operation Configuration window To define a DLSw operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window 0L 11291 01 User Guide for Internetwork Performance Monitor E Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for DLSw Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Click DLSw The DLSw Operation Configuration window Figure 3 3 appears Figure 3 3 DLSw Operation Configuration Window DefaultDLSw Settings Sources 4 Targets b Q C Operations Settings General CJ Echo C Path Echo Name DefaultDLSw A default DLSw operation created by IPM and is C TCP Connect not editable and deletable DNS C HTTP C Enhanced UDP C DLSw Packet Settings DefaultDLsw C DHCP Fj Collectors Description
224. or SNA environments IPM allows you to measure the round trip latency to an MVS mainframe using the following types of SNA sessions e System services control point logical unit SSCP LU e LUO e LU2 Since SNA is a connection oriented protocol the only type of measurement you can request is Echo When measuring latency to an SNA mainframe IPM measures round trip latency between a source device and an echo response program running on an SNA mainframe You can install NSPECHO a program provided by IPM on an MVS mainframe to provide the echo back to the router OL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for SNA Step 1 Step 2 Step 3 Step 4 You can customize both the request and response payload sizes to model traffic flow for various applications The SNA operations also measure availability and errors for SNA services To measure end to end performance for SNA Define a device as the source device from which to measure performance For details on defining a source device see the Defining a Source Device Define a device as the target of SNA echo requests from the source device For details on defining a target see the Defining a Target To control how statistics are collected use one of the default SNA operations or define your own SNA Echo operation For details on defining an SNA Echo operation see the
225. or you can specify an absolute address the full path and file name If you specify only the file name IPM looks for the file in the default seed file directory filename cannot be a relative address a partial path name and file name e type is the type of seed file 1 for source 2 for target 3 for collector The following are valid ipm seed commands File Name Only Solaris ipm seed IPM Host 1 srcfile sre 1 Absolute Address Solaris ipm seed IPM Host 1 opt CSCOipm etc source srcfile sre 1 File Name Only Windows ipm seed IPM Host 1 srcfile sre 1 Absolute Address Windows ipm seed IPM Host 1 c Program Files Internetwork Performance Monitor Server etc source srcfile srce 1 For more information about seed files see Adding Components Using Seed Files You can use this command if you are a member of the casusers group ipm servername Resets the default server to which to connect You can use this command only if you have administrative privileges ipm start Starts all IPM servers on the local host You can use this command only if you have administrative privileges ipm start aging Windows only Starts the IPM Aging Server on the local host You can use this command only if you have administrative privileges ipm start client Starts an IPM client on the specified host If no host name is specified then an IPM client is hostname started on the local host If you Telnet into a remote w
226. orkstation and you do not set the DISPLAY variable to local display you cannot use this command See Setting the DISPLAY Variable in Solaris for details You can use this command if you are a member of the casusers group User Guide for Internetwork Performance Monitor lt OL 11291 01 AppendixB IPM Command Reference Table B 1 IPM Commands continued Command Description ipm start db Starts the IPM Database Server on the local host You can use this command only if you have administrative privileges ipm start name Starts the IPM Naming Server on the local host You can use this command only if you have administrative privileges ipm start pm Starts the IPM Process Manager on the local host You can use this command only if you have administrative privileges ipm status Displays the status of all IPM servers on the local host For a sample output for this command see Output of ipm status Command You can use this command if you are a member of the casusers group ipm stop Stops all IPM servers on the local host You can use this command only if you have administrative privileges ipm stop aging Windows only Stops the IPM Aging Server on the local host You can use this command only if you have administrative privileges ipm stopclients Stops all IPM clients running on the local host You can use this command only if you have administrative privileges ipm stop db Stops
227. ot saved If you pause while messages are still filling the view that is before the view begins scrolling new messages are added to the view until it is full then the pause takes effect To resume scrolling messages click Pause View again The view resumes scrolling and new messages are saved once again Exit Closes the Message Log window Help Displays information about the window User Guide for Internetwork Performance Monitor M440 i OL 11291 01 CHAPTER Working With IPM From the CiscoWorks Homepage This chapter provides information about accessing IPM status and statistical data from a Web browser Using a Web browser you can access IPM data via the CiscoWorks homepage This chapter includes the following sections e Accessing IPM Data From the CiscoWorks Homepage e Viewing IPM Server Information e Importing Devices From Device and Credential Repository e Downloading the IPM Client e Viewing Configuration Information e Viewing Latency Data e Viewing Jitter Data e Viewing HTTP Data e Accessing Software Updates and Additional Information Accessing IPM Data From the CiscoWorks Homepage Step 1 From the CiscoWorks homepage you can access IPM statistics such as server status or configuration latency jitter and HTTP reports You can download the IPM client to a Solaris or Windows workstation Also you can launch the IPM Web client or access cisco com To access IPM data from the CiscoWorks homep
228. ou are a member of the casusers group ipm cleanreport Cleans reports older than n days where n stands for number of days You can use this command if you are a member of the casusers group ipm console Displays the contents of the ipmConsoleLog log file You can use this command if you are a member of the casusers group ipm control servername Starts and stops a collector where servername is the name of the IPM server The command options server name is optional If server name is not specified the local server is used as the IPM server The options include the following e rt collName srcName Starts a real time chart for the collector named collName on the source router named srcName If you Telnet into a remote workstation and you do not set the DISPLAY variable to local display you cannot use this command See Setting the DISPLAY Variable in Solaris for details e start collName srcName duration hrs Starts the collector named collName on the source router named srcName for a number of hours specified by duration A 0 duration specifies a forever collection e start collName srcName duration rt Starts the collector named collName on the source router named srcName for a number of hours specified by duration and starts a real time chart for the collector A 0 duration specifies a forever collection e stop collName srcName Cancels the running collector named collName on the source router n
229. ou must set these environment variables while the IPM server is not running To stop the IPM server enter cd opt CSCOipm bin ipm stop On your IPM server use a text editor to open the ipm env file In Solaris the default directory for the ipm env file is opt CSCOipm etc amp Note The default directory for installing IPM is opt If you installed IPM in a different directory specify that directory instead of opt User Guide for Internetwork Performance Monitor a30 I OL 11291 01 _ Chapter 4 Modifying IPM Components Step 3 Step 4 Step 5 Step 6 Setting SNMP Timeout and Retry Environment Variables Ml By default the variable definitions are commented out in the file Max value is 60 seconds default is 5 seconds min is 1 second IPM_SNMP_TIMEOUT 5 export IPM_SNMP_TIMEOUT Max value is 5 default is 3 min is 1 IPM_SNMP_RETRIES 3 export IPM_SNMP_RETRIES Max value is 60 default is 5 min is 1 IPM_SNMP_TIMEOUT_INCREMENT 5 export IPM_SNMP_TIMEOUT_INCREMENT To change a variable definition remove the comment markers from the definition and change the settings For example to change the timeout value to 10 seconds change the following lines in the file Max value is 60 default is 5 min is 1 IPM_SNMP_TIMEOUT 10 export IPM_SNMP_TIMEOUT Save your changes and close the file Log in as the root user Restart the IPM servers b
230. ow topic in the online help User Guide for Internetwork Performance Monitor Pas W OL 11291 01 _ Chapter 4 Modifying IPM Components Working With Operations W Adding a New Operation Step 1 Step 2 Step 3 Step 4 Step 5 An IPM operation is an alias for a set of parameters used for measuring performance between source router and a target device IPM allows you to define packet priorities when you define an operation You can select the packet priority as either IP Precedence or DSCP with IP Precedence being the default selection Based on the selection you make IPM sets the values for the IP QoS Type To define an operation From the IPM Main Window select Edit gt Configuration The Configuration window Figure 2 3 appears Click Operations The list of operations expands to show the types of operations that were defined Click an operation type The Operation Configuration window Figure 4 3 shows the default configuration for the selected operation type and the list of operations expands to show all defined operations of that type Set the options for the operation you want to define Detailed information about defining operations to measure performance for DHCP DLSw DNS HTTP IP SNA TCP FTP UDP and Enhanced UDP is provided in the Using IPM to Measure Network Performance chapter Click Close to complete the definition of a monitoring operation IPM redisplays the Operation window
231. pe as IP Precedence or DCSP The IP QoS Settings values change based on your IP QoS Type selection e If you have selected IP QoS Type as IP Precedence select the IP QoS Settings value from the drop down The value you select sets the priority for the HTTP request packet The default setting is 0 no priority This option sets the ToS bits in the IP packet e If you have selected IP QoS Type as DSCP select the desired IP QoS Settings value from the drop down The value you select defines the packet priority and is based on the DSCP RFC standards Step6 In the FTP URL Lookup String field enter the URL of the file to be downloaded from the FTP server The URL has to be in the format ftp user passwd servername dir file If it is anonymous ftp server use the format tp servername dir file A Caution While defining an FTP operation you have to specify the hostname ip address of the FTP server The hostname you specify has to be DNS resolvable If you execute an ftp operation without a DNS resolvable hostname then all the routers on which the ftp collectors are configured would reboot IPM validates the format of the FTP string that you enter in the FTP URL Lookup String field and displays appropriate error messages if any of the variables you enter in the URL string is incorrect IPM checks the syntax and also checks whether e If userinfo if specified is in the format user pwd User Guide for Internetwork Performanc
232. quest Tool provides recommended solutions If your issue is not resolved using the recommended resources your service request is assigned to a Cisco engineer The TAC Service Request Tool is located at this URL http www cisco com techsupport servicerequest For S1 or S2 service requests or if you do not have Internet access contact the Cisco TAC by telephone S1 or S2 service requests are those in which your production network is down or severely degraded Cisco engineers are assigned immediately to S1 and S2 service requests to help keep your business operations running smoothly To open a service request by telephone use one of the following numbers Asia Pacific 61 2 8446 7411 Australia 1 800 805 227 EMEA 32 2 704 55 55 USA 1 800 553 2447 For a complete list of Cisco TAC contacts go to this URL http www cisco com techsupport contacts Definitions of Service Request Severity To ensure that all service requests are reported in a standard format Cisco has established severity definitions Severity 1 S1 Your network is down or there is a critical impact to your business operations You and Cisco will commit all necessary resources around the clock to resolve the situation Severity 2 S2 Operation of an existing network is severely degraded or significant aspects of your business operation are negatively affected by inadequate performance of Cisco products You and Cisco will commit full time resources
233. r AppendixA IPM FAQs and Troubleshooting Tips Troubleshooting IPM How do I access the database directly Follow these steps on your machine On Windows machine ed install dir server bin setIPMEnv isql UDBA P dbpassword On Solaris machine csh ca install dir cscoipm bin Source setIPMEnv isql UDBA P dbpassword Where install dir is the IPM installed directory Iam not getting any response from SA Agent Responder how do I resolve this problem If Enhanced UDP jitter collectors get no response from the SA Agent Responder on a target router the Responder might have become disabled or it might show control message errors To determine whether the Responder is disabled enter the following command on the target router sh rtr resp If you see this message the Responder is disabled RTR Responder is Disabled If you see these messages the Responder is enabled but control message errors have occurred Number of Errors Recent Error Sources To correct either of these problems disable and enable the Responder What should I do when all DHCP IP Address Leases are Exhausted When you use DHCP operations with certain DHCP servers all DHCP IP address leases on the servers can be exhausted To reduce the likelihood of this problem occurring e Reduce IP address lease times on your DHCP servers Long lease times increase the likelihood of this problem occurring e Change the frequency of
234. r 326 OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Step 3 Figure 3 16 File Help Measuring Network Performance for IP W IP Path Echo Historical Statistics Window One Hop Source Name cwb ipm 2500a Start Date 12 31 99 10 41 30 AM EST Target Name amsterdam gh2 End Date 2 16 00 8 49 56 AM EST Operation Name DefaultlpPathEcho Data Granularity Daily C Path List 4 Summary Round Trip Latency Cj ld 117 Taken 2188 Hops 10 Round Trip Latency 200 Cjld 91 Taken 2159 Hops 10 Avara Maimu 28 ld 25 Taken 2131 Hops 10 i 3 ld 48 Taken 2005 Hops 10 Average 11 120 CId 46 Taken 1476 Hops 10 Average Minimum 7 gt s0 Ds So E Minimum Latency 4 5 A x 1 11 111 1 Maximum Latency 184 1 11 1111 o i 1111111 12 31 01 04 01 08 01 12 01 16 01 20 01 24 01 28 0201 0205 0209 02 3 1 11 111 1 Average Minimumi Average Average Maximum 1 11 111 1 111111 1 Eres 1 11 111 1 Errors 12 1 11 111 1 Jd 47 Taken 1360 Hops 10 TEV TU ES TL geari 10 J id 357 Taken 1320 Hops 10 Total Busies 0 0 00 3 Cj ld 24 Taken 1280 Hops 10 areal crane H ld 1169 Taken 342 Hops 1 SERCO 0 0 00 5 S Qjid 3 Taken 496 Hops 1 Total Drops 158 8 82 ce Total Verify Errors 0 0 00 2 0 12 31 01404 01 08 01 12 01 16 Time Outs Bus Completi Completion Summary Total Attempts 1 792 100 00 Total Completions 1 465 81 75 3 Total Over Threshold 0
235. r 4 13 anew operation 4 9 anew source router 4 3 anew target device 4 5 addsrc command description B 1 addtarg command description B 1 administrative password changing 4 36 agent glossary definition G 1 alerts generating 4 9 audience for this document ix backing up or restoring the IPM database 4 34 warning regarding use of dbrestore command 4 34 baseline command description B 1 baseline for measuring VoIP statistics setting 4 22 browser glossary definition G 1 browserpath command description B 2 Cc cautions regarding changing an IP address 4 21 significance of x Cisco IOS software glossary definition G 1 CiscoWorks accessing IPM data from 5 1 homepage 5 1 CLI glossary definition G 1 INDEX client glossary definition G 1 client server architecture overview 1 3 clientaddr command description B 2 client security implementing disabling the IPM password on Windows systems 2 7 enabling the IPM password on Solaris systems 2 5 on Windows systems 2 7 collectors about 1 2 adding 4 13 configuration information viewing 5 15 defining 2 12 deleting 4 14 glossary definition G 1 list of defined viewing 4 12 properties of viewing 4 13 state summary for viewing 4 12 stopping 4 14 working with 4 11 command reference B 1 addsrc B 1 addtarg B 1 baseline B 1 browserpath B 2 clientaddr B 2 console B 2 control B 2 dbclean B 3 dbpassword B 3 dbprefs reload B 3 dbprefs view B 3 dbprefs
236. r of Completions Over Threshold amp Errors H 34153 E User Guide for Internetwork Performance Monitor OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Figure 3 26 Historica tatistics File Help Source Name owb ipm 1700b Target Name enm rtp 3620 Operation Name 60ByteVoiceLowThresh Measuring Network Performance for Enhanced UDP Mi Enhanced UDP Historical Statistics Window Part 2 jacsJitterProbe Start Date 2 2 00 7 02 32 PM EST End Date 2 15 00 10 58 18 AM EST Data Granularity Hourly Pos Average Maximum 7 20 Pos Average Pos Average Minimum Jitter meecs Negative Maximum a Neg Average Maximum Neg Average 40 02 03 12 00AM 02 05 12 00AM 02 07 12 00 AM Neg Average Minimum 02109 12 00AM 02 11 12 00AM 02 13 12 00AM 02 15 12 00 AM Round Trip Latency Round tTrip Latency Average Maximum 113 Average 92 Average Minimum 90 Minimum Latency 84 Maximum Latency 209 Errors Total Pkt Loss Src Dest 0 02 tt a A Hoda hy ager ol Er bie Total Pkt Loss Dest Sre 0 28 Total Busies 0 00 Total Sequence Errors 0 00 0204 12 00AM 02 06 12 00AM 0208 12 00AM 02 10 12 00AM 02 12 12 00AM 02 14 12 00 AM Minimumi Average Maximum Total Drops 0 47 Total Packets MIA 0 09 Total Packets Late 0 00 8 Completion Summary Total Attempts 18 004 100 00 Total Completions 17 902 99 43 Occ
237. ransmissions rather than switched as transmission is required See also leased line See node Dynamic Host Configuration Protocol Provides a mechanism for allocating IP addresses dynamically so that addresses can be reused when hosts no longer need them data link switching Interoperability standard described in RFC 1434 that provides a method for forwarding SNA and NetBIOS traffic over TCP IP networks using data link layer switching and encapsulation DLSw uses SSP instead of SRB eliminating the timeouts lack of flow control and lack of prioritization schemes See also SRB and SSP Domain Name System System used in the Internet for translating names of network nodes into addresses 1 In the Internet a portion of the naming hierarchy tree that refers to general groupings of networks based on organization type or geography 2 In SNA an SSCP and the resources it controls See DNS Number of seconds that a collector actively collects network performance statistics at the source router The default value is forever The valid range is 1 hour to forever See DHCP Measures the total round trip latency and other statistics and errors from the source router to the target device See GUI graphical user interface User environment that uses pictorial as well as textual representations of the input and output of applications and the hierarchical or other data structure in which information is stored Conventions such as button
238. ration Collector only Name of the defined operation to use for this collector The operation must be already defined in IPM Sample Source Seed File A sample source seed file is shown below FE HE HE HE HE HE E HE HE HE HE E HE EEE E HE FE HE HE HE HE FE HE HE HE HE HE EEE EEE EEE EEE FE HE FE HE HE HE HE FE HE HE HE HE HE HE HE HE HE HE HE HE HE EERE This file has example definitions for source routers Comments starts with the character The format of the file is as follows lt command gt lt delim gt lt hostname aliasname gt lt delim gt lt read community gt lt delim gt lt write community gt lt delim gt characters are t space semicolon comma tab lt hostname aliasname gt Host name followed by optional aliasName separated with a vertical bar The valid commands are a A for add d D for delete u U for update WARNING Please assure the permissions on these files do not allow read access to all users due to the inclusions of SNMP community names Ha HE HE HE HE HE E HE EE HE HE HE HE HE HE HE HE HE FE HE E HE HE HE HE HE HE HE HE HH HH HH HE HE HE HE HE HEHE HE a routerl public private a router2 santa claus a router3 foobar com open secret User Guide for Internetwork Performance Monitor OL 11291 01 Chapter4 Modifying IPM Components Adding Components Using Seed Files W Sample Target Seed File A sample target seed file is shown below FE HE HE HE H
239. ree HTTP server response time measurements are made e DNS Lookup Round trip latency in looking up the domain name e TCP Connect Round trip latency in performing a TCP connect to the HTTP server e HTTP transaction time Round trip latency in sending a request to and receiving a reply from the HTTP server the probe retrieves the base HTML page only The HTTP operation also measures availability and errors for HTTP services To measure end to end performance for HTTP Define a device as the source device from which to measure performance For details on defining a source device see Defining a Source Device To control how statistics are collected define your own HTTP operation For details on defining an HTTP operation see Defining an HTTP Operation Define a collector to measure performance between the source device and the HTTP servers For details on defining a collector see Defining a Collector page 2 12 If you set the collector s schedule to On Demand start the collector when needed View the statistics in the HTTP Historical Statistics window For details on viewing statistics for HTTP see Viewing Statistics for HTTP Defining an HTTP Operation Step 1 Step 2 Step 3 Use the HTTP Operation Configuration window to create modify or delete your own HTTP operations for measuring performance in connecting and accessing data from an HTTP server IPM does not provide a default HTTP operation To define an HT
240. rk Performance Step7 Step 8 Step 9 Measuring Network Performance for SNA W In the Response Payload field enter the number of bytes to use for the size of the payload of the response packet The default setting is 64 bytes e To check for connection loss click Enable Connection Lost Action e To increment the Verify Data counter whenever a response contains unexpected data click Enable Data Verification Click Add IPM adds the newly defined operation to the IPM database Click Close to close the Configuration window For more detailed information about the options available from the Echo Operation Configuration window see the Echo Operation Configuration Window topic in the online help Viewing Statistics for SNA Step 1 Step 2 The SNA Echo Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected Echo collector To view end to end statistics for SNA From the IPM Main Window select one or more SNA collectors up to 10 Select View gt Statistics The SNA Echo Historical Statistics window Figure 3 19 appears OL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for SNA Figure 3 19 SNA Echo Historical Statistics Window File Help Source Name cwb ipm 3600a Target Name IPM3600A Operation Name DefaultSnaLu
241. rk Performance Monitor Chapter5 Working With IPM From the CiscoWorks Homepage Hs Downloading the IPM Client Step5 Go to the download directory and run the ipmclnt exe command to install the software The installation files automatically uncompress into a temporary directory and the installation setup program starts Step6 Follow the prompts displayed on your screen to complete the installation For more information about installing the IPM client software on a Windows workstation see the Installing IPM on Windows chapter of the Installation Guide for Internetwork Performance Monitor User Guide for Internetwork Performance Monitor Ea OL 11291 01 _ Chapter 5 Working With IPM From the CiscoWorks Homepage Viewing Configuration Information Ti Viewing Configuration Information You can view configuration for IPM s sources targets operations and collectors from the CiscoWorks homepage The following sections provide details on viewing configuration information for IPM e Viewing Source Configuration Information e Viewing Target Configuration Information e Viewing Operation Configuration Information e Viewing Collector Configuration Information e Viewing Path Echo Collector Path Usage Data While viewing IPM configuration information from your Web browser you can sort the information displayed by clicking on the column title of a field For example to sort the information displayed in the Target Conf
242. roubleshooting Log for IPM 5 6 Importing Devices From Device and Credential Repository 5 7 Downloading the IPM Client 5 10 Downloading the IPM Client for Solaris 5 10 Downloading the IPM Client for Windows 5 11 Viewing Configuration Information 5 13 Viewing Source Configuration Information 5 13 Viewing Target Configuration Information 5 14 Viewing Operation Configuration Information 5 14 Viewing Collector Configuration Information 5 15 Viewing Path Echo Collector Path Usage Data 5 16 Viewing Latency Data 5 17 Viewing Daily Latency Data 5 18 Viewing Weekly Latency Data 5 21 Viewing Monthly Latency Data 5 22 Viewing Jitter Data 5 23 Viewing Daily Jitter Data 5 23 Viewing Weekly Jitter Data 5 25 Viewing Monthly Jitter Data 5 26 Viewing HTTP Data 5 27 Viewing Daily HTTP Data 5 27 Viewing Weekly HTTP Data 5 28 Viewing Monthly HTTP Data 5 29 Accessing Software Updates and Additional Information 5 30 Viewing Information About IPM on Cisco com 5 30 apPenvix A IPM FAQs and Troubleshooting Tips A 1 IPM FAQs A 1 Troubleshooting IPM A 11 User Guide for Internetwork Performance Monitor OL 11291 01 Contents W E Contents aprpenpnix B IPM Command Reference B 1 Output of ipm status Command B 8 Output of ipm help Command B 8 Output of ipm export help Command B 11 IPM Internal Commands B 13 appendix C SA Agent Feature Mapping C 1 Verify Your SA Agent Version C 2 GLOSSARY INDEX User Guide for Internetwork Per
243. rt From Device and Credential Repository Download Client You Are Here Admin gt Server Info gt Troubleshooting Info RAA U Troubleshooting Info www Su Hostname rve Operating System Windows NT Build 2195 Version 5 0 Latest Service Pack Service Pack 4 IPM Server Version 2 6 0 13 IPM Server Hostname rve IPM Server Build s l Gl 120584 AA I EEEE Importing Devices From Device and Credential Repository You can import the devices from the Device Credential Repository Device Credential Repository is a common repository of devices in Common Services and stores the attributes and credentials required to manage devices in a management intranet IPM interacts with this repository to get the device list device attributes and device credentials You can import devices as e Sources e Target SAA Responders e Target IP Devices When you import devices as Sources IPM contacts the device and adds them only if they are running SAA and if the Read and Write community strings are provided When devices are imported as Target SAA Responders if the device has a read community string IPM verifies if the SAA responder is enabled on the target or not If there is not Read Community String the SAA responder status is not verified When you import devices as Target IP Devices IPM adds the device without either contacting the device or making any verifications When you import devices from t
244. rts HTTP Reports gt Weekly Weekly HTTP Reports Daily u Weekly Aug 29 2004 HTTP Aug 29 2004 Alert 2 Aug 22 2004 HTTP Aug 22 2004 Alert Aug 15 2004 HTTP Aug 15 2004 Alert Aug 08 2004 HTTP Aug 08 2004 Alert Aug 01 2004 HTTP Aug 01 2004 Alert Jul 25 2004 HTTP Jul 25 2004 Alert Jul 18 2004 HTTP Jul 18 2004 Alert Jul 11 2004 HTTP Jul 11 2004 Alert Jul 04 2004 HTTP Jul 04 2004 Alert d E Done E vocal intranet ol Viewing Monthly HTTP Data Step 1 Step 2 You can view a monthly summary of HTTP data for each HTTP collector on the IPM server To view monthly HTTP data collected by IPM Select Internetwork Performance Monitor gt Reports gt HTTP Reports gt Monthly The Monthly HTTP Reports page Figure 5 29 appears From the Monthly HTTP Reports page select one of the following options e HTTP To view monthly HTTP statistics for a specific month The Monthly HTTP Summary Report page appears e Alert To view monthly alert statistics for a specific month The Monthly HTTP Alert Report page appears In all IPM Web reports if the Error field shows 100 then the Avg average and Avg Max average maximum fields show N A not available because no data is available For Monthly Reports the start time is always the beginning of the Month Consider a Collector started on 15 January 2002 which is Tuesday The Monthly data for that Collector would have a time
245. rver 1828 DataViewServer 2140 Reset Apply Exit 20253 The Message Log window is composed of the following sections e Log Control e Log Display Log Control When you access the Message Log window the Log Control tab is displayed Fields The Log Control tab of the Message Log window contains the following fields User Guide for Internetwork Performance Monitor M438 OL 11291 01 Chapter4 Modifying IPM Components A Field Working With Message Log Window W Description Process Name Name of the process Message Category Types of messages which can be generated for troubleshooting process problems The message categories available for IPM include Debug Helps to debug a problem in conjunction with Cisco s Technical Assistance Center TAC Error Generates messages when an error condition occurs Info Generates messages to notify you of status information Trace Generates trace calls The Error and Info message categories are enabled by default To enable a message category click Enabled Warning Log Display Enabling Debug and Trace options in the Message Log Window will affect the IPM performance You need to use this option at minimum to avail the maximum performance of IPM Buttons The buttons in the Log Control tab of the Message Log window provide the following functions Button
246. rver bin ipm dbrestore When you are installing IPM on Windows you have to select the option to automatically backup the database On Solaris the database backup is automatic Note A This command can take several minutes to complete Warning Do not interrupt this command Doing so can corrupt your IPM database NVRAM Settings Step 1 Step 2 Step 3 If you have configured collectors through IPM you do not see the SAA instances that get created at the selected sources corresponding to these collectors in the running configuration However you can see the SAA instances that you configure at the command line interface of the router in the running configuration To see the IPM Collector SAAs in the running configuration follow these steps On Windows systems Edit the file ipm env in the C Program Files Internetwork Performance Monitor Server etc folder Change the value of JPM_NVRAM_ENABLE to 1 default set to 0 IPM_NVRAM_ENABLE 1 The default directory for installing IPM is C Program Files Internetwork Performance Monitor If you installed IPM in a different directory you must specify that directory instead of C Program Files Internetwork Performance Monitor Restart the IPM server by entering ipm restart at the command line oL 11291 01 User Guide for Internetwork Performance Monitor Chapter4 Modifying IPM Components E Managed Source Interface Settings Step 1 Step 2 Step
247. s By default the Collector Properties window appears within the Properties Viewer window Step3 Click Source The Source Properties window Figure 4 1 appears Figure 4 1 Source Properties Window IPM Properties iewer IPECHO TEST 10l x Collector R Name 10 76 30 137 Source Target Description Operation Hostname vms blr 2600a cisco com IP Address 10 10 10 10 IOS Version 12 2 6j SAA Version 2 2 0 Round Trip Time MIB Contact Location Maximum Collectors 383 Maximum Packet Payload Size bytes 16384 Last SNMP SetTime Wed Sep 08 16 57 00 IST 2004 System Up Time 40 days O3 hours 26 mins Last Reboot Time Fri Jul 30 13 30 24 IST 2004 Server Name Number Collectors Unknown 1 dheeru w2k 13 dheeru w2k ipm dheeru w2k 6 ipm v440 ae F 4 Last Update Time i ipm v440 ipm ipm v440 ipm ipm v440 4 zf jipm03 u60 89 9 8 04 4 57 PM 120444 For information about these fields see the Source Properties Window topic in the Online help User Guide for Internetwork Performance Monitor P42 E OL 11291 01 Chapter4 Modifying IPM Components Working With Target Devices W Adding a New Source Device Before you can use a source for a collector you must add the source to IPM You can optionally verify that the SNMP read community and write community strings are configured properly on the source Also if you want to receive traps at your network management system NMS v
248. s icons and windows are typical and many actions are performed using a pointing device such as a mouse Microsoft Windows and the Apple Macintosh are prominent examples of platforms utilizing a GUI User Guide for Internetwork Performance Monitor OL 11291 01 hop hop count host host address host node host number HTTP HTML hypertext HyperText Markup Language HyperText Transfer Protocol Glossary W Term describing the passage of a data packet between two network nodes for example between two routers See also hop count Routing metric used to measure the distance between a source and a destination RIP uses hop count as its sole metric See also hop Computer system on a network Similar to the term node except host usually implies a computer system whereas node generally applies to any network system including access servers and routers See also node See host number SNA subarea node that contains an SSCP See also SSCP Part of an IP address that designates which node on the subnetwork is being addressed Also called a host address HyperText Transfer Protocol The protocol used by Web browsers and Web servers to transfer files such as text and graphic files HyperText Markup Language Simple hypertext document formatting language that uses tags to indicate how a given part of a document should be interpreted by a viewing application such as a Web browser See also hypertext
249. s it seems that the configuration is a running configuration and not saved What happens when the router is rebooted IPM handles configuring the source router using running configurations entirely IPM automatically reconfigures the router after a reboot You do not have to do anything special from the router command line after a reboot Also IPM does not interact with or destroy any manually generated collectors See the NVRAM Settings section on page 4 35 for more information about RTR configuration What if I lose a connection to a server If your client loses its connection to the configuration server real time poller data view server or data collector IPM attempts to recover the connection automatically as follows IPM displays the following message Connection to server Lost Will try to reconnect where server is the name of the server to which the connection was lost IPM attempts to reconnect to the server If the attempt succeeds IPM displays the following message Reconnection Successful IPM closes all windows except the IPM Main Window IPM queries the server for the collector list to make sure no messages were missed User Guide for Internetwork Performance Monitor n12 E OL 11291 01 _ Appendix A IPM FAQs and Troubleshooting Tips Troubleshooting IPM W You can continue using IPM as usual If the attempt to reconnect to the server fails IPM displays the following message Reconnection
250. s configured on the device specifying which IP address needs to be filled in as source IP address This IP address is the IP address of device known to IPM You can set the desired mode by modifying the configuration parameter IPM_USE_MANAGED_SRC_INTF_ADDR in the ipm env configuration file If the value of this variable is 0 IPM works in model If the value is 1 IPM works in mode 2 In addition to the above configuration modes you can also specify the IP address of the interface on source device to which packets have to be returned from the destination device to source device When IP packets are forwarded to the destination device the SAA fills in the source IP address and the destination address in the packet The source address is the IP address of one of the source device interfaces and it determines the interface to which the packets are returned from the destination For information about setting the source interface address as the managed interface address see Managed Source Interface Settings Defining a collector involves selecting a source router a target an operation and a collector schedule To define a new collector From the IPM Main Window Figure 2 2 select Edit gt Configuration The Configuration Window Figure 2 3 appears Click Collectors The Collector Configuration window Figure 2 5 appears within the Configuration window User Guide for Internetwork Performance Monitor Ea OL 11291 01 _ C
251. s in the hop list up to 25 hops for the selected path The combined graph shows only average statistics If a path has no data available IPM displays No Data for that path in the right side of the window If a path never reaches its target it is an invalid path and IPM displays No Target for that path in the right side of the window Show separate statistics in one or more graphs for all paths in the path list or all hops in a selected path Path Echo collectors only Select Path List or select a specific path then select View gt Show Separate Multiple graphs are displayed one for each path in the path list or hop in the hop list for the selected path Each graph shows minimum maximum and average statistics If a path has no data available IPM displays No Data Available for that path instead of a graph OL 11291 01 User Guide for Internetwork Performance Monitor Chapter2 Getting Started With IPM Viewing Network Performance Statistics Understanding Next Range Keep the following points in mind when you select View gt Next Range The new start time is the current end time The new end time is the current end time plus the current duration For example if the current start time is midnight April 11 and the current end time is midnight April 12 the duration is 24 hours So the new start time is midnight April 12 and the new end time is midnight April 13 The new end time might
252. s to one of five classes A B C D or E and is written as 4 octets separated by periods dotted decimal format Each address consists of a network number an optional subnetwork number and a host number The network and subnetwork numbers together are used for routing while the host number is used to address an individual host within the network or subnetwork A subnet mask is used to extract network and subnetwork information from the IP address CIDR provides a new way of representing IP addresses and subnet masks See also IP To protect the integrity of your IPM database IPM provides client security which enables you to define an IPM Administrative password IPM prompts you to enter this Administrative password to access the client functions like opening the seed files launching the Secure Web clients using the ipm tshoot troubleshooting command and Downloading the IPM client software from the IPM Server Home Page The variance in latency between a source and a target Jitter is an important QoS metric for voice and video applications The time it takes for a network packet to transit between a source and a target Transmission line reserved by a communications carrier for the private use of a customer A leased line is a type of dedicated line See dedicated line User Guide for Internetwork Performance Monitor OL 11291 01 Glossary W logical unit See LU Loose Source Routing IP source routing in which the IP ad
253. sco com user ID and password If you have a valid service contract but do not have a user ID or password you can register at this URL http tools cisco com RPF register register do Note Use the Cisco Product Identification CPI tool to locate your product serial number before submitting a web or phone request for service You can access the CPI tool from the Cisco Technical Support amp Documentation website by clicking the Tools amp Resources link under Documentation amp Tools Choose Cisco Product Identification Tool from the Alphabetical Index drop down list or click the Cisco Product Identification Tool link under Alerts amp RMAs The CPI tool offers three search options by product ID or model name by tree view or for certain products by copying and pasting show command output Search results show an illustration of your product with the serial number label location highlighted Locate the serial number label on your product and record the information before placing a service call OL 11291 01 User Guide for Internetwork Performance Monitor Preface Obtaining Additional Publications and Information Submitting a Service Request Using the online TAC Service Request Tool is the fastest way to open S3 and S4 service requests S3 and S4 service requests are those in which your network is minimally impaired or for which you require product information After you describe your situation the TAC Service Re
254. ser Guide for Internetwork Performance Monitor Chapter4 Modifying IPM Components E Adding Components Using Seed Files Adding Components Using Seed Files In addition to defining source routers targets and collectors from their respective Configuration windows you can define them using seed files A seed file is a text file containing the information required to define one or more components This is especially useful if you must add a large number of sources targets or collectors quickly You must create a separate seed file for each type of component For example you cannot mix source router definitions and collector definitions in the same seed file The following sections provide detailed information about seed files e Creating a Seed File e Loading Components From a Seed File e Viewing Seed File Output Files Creating a Seed File To create a source router target or collector seed file Step 1 Using any text editor create a component specific seed file following the format described in Seed File Syntax Sample seed files for each type of component are shown in Sample Source Seed File Sample Target Seed File and Sample Collector Seed File Step2 Save the source router seed file as a text file The following table lists the default IPM seed file names and directories Default Seed Platform File Name Default Seed File Directory Solaris srcfile opt CSCOipm etc source trgtfile opt CSCOipm etc
255. server s timeout value is defined in the following line in the file DataCollectionServer R MessageLogServer SNMPServer C PROGRA 1 INTERN 1 Server bin CWB_ipmData_colld ORBagentPort 44342 0AconnectionMaxIdle 8640000 PMCserverName IPMProcessMgr PMCname Dat aCollectionServer MLCserverName IPMMsgLogServer MLCname DataCollectionServer N IPMDataC ollectionServer R C PROGRA 1 INTERN 1 Server MLCfilterFileName C PROGRA 1 INTERN 1 Ser ver logs DataCollectionServer flt 120 The configuration server s timeout value is defined in the following line in the file ConfigServer R MessageLogServer SNMPServer DataCollectionServer C PROGRA 1 INTERN 1 Server bin CWB_ipmConfigServerd ORBagentPort 44342 0AconnectionMaxIdle 8640000 PMCserverName IPMProcessMgr PMCname Con figServer MLCserverName IPMMsgLogServer MLCname ConfigServer MLCfilterFileName C PROGR A 1 INTERN 1 Server logs ConfigServer flt 120 To change the timeout definition for one or both servers change the number 120 at the end of the appropriate line For example to change the timeout value for configuration servers to 240 seconds ConfigServer R MessageLogServer SNMPServer DataCollectionServer C PROGRA 1 INTERN 1 Server bin CWB_ipmConfigServerd ORBagentPort 44342 0AconnectionMaxIdle 8640000 PMCserverName IPMProcessMgr PMCname Con figServer MLCserverName IPMMsgLogServer MLCname ConfigServer MLCfilterFileName C PROGR A 1 INTERN 1 Serv
256. splay the IPM IOS Info file ipm console Display the ipmConsoleLog log file ipm viewlog Display the ipmLoggerLog x file ipm logger Display the ipmLoggerLog x file ipm servername Reset the default server to connect to ipm browserpath Reset the path to the system Web Browser ipm export Callthe ipm export utility ipm export help for more info ipm mirror source target collector Export in IPM seed file format ipm mirror all Export in IPM seed file format of all components ipm listsrc Display a directory listing of the source seed files ipm listtarg Display a directory listing of the target seed files ipm listcoll Display a directory listing of the collector seed files ipm viewsrc lt filename gt View the source file specified by lt filename gt ipm viewtarg lt filename gt View the target file specified by lt filename gt ipm viewcoll lt filename gt View the collector file specified by lt filename gt ipm editsrc lt filename gt Edit the source file specified by lt filename gt ipm edittarg lt filename gt Edit the target file specified by lt filename gt ipm editcoll lt filename gt Edit the collector file specified by lt filename gt ipm loadsrc lt filename gt Load the source file specified by lt filename gt ipm loadtarg lt filename gt Load the target file specified by lt filename gt ipm loadcoll lt filename gt Load the collector file specified by lt filename gt ipm addsrc Add a source via com
257. st name of an IPM server Why do I get an error message when I use a host name as a new IP address Why do I get an error message when I use a host name as a new IP address What if I accidentally create a collector that uses all remaining memory in the source router I have a multi homed machine What should I do to make IPM work How do I set debug levels of different IPM servers using Message Log server How do I access the database directly I am not getting any response from SA Agent Responder how do I resolve this problem What should I do when all DHCP IP Address Leases are Exhausted What should I do when IP Path Echo Discovery Prevents IP Address Change I am unable to launch the web client and I get a Java console error message Reason hostname is not DNS resolvable What should I do In the logs I see the message Unable to get version What does this mean I have changed the date and time of my machine where I have installed the IPM Server Do I need to restart IPM OL 11291 01 User Guide for Internetwork Performance Monitor AppendixA IPM FAQs and Troubleshooting Tips Troubleshooting IPM IPM is not working after I upgraded my IPM servers to Release 2 6 Why When you upgrade IPM servers and clients you must upgrade your IPM servers and clients to the same version and release level such as Release 2 6 When I make changes to IPM components how can I force IPM to detect the changes now
258. stamp of January 2002 the start date of that month OL 11291 01 User Guide for Internetwork Performance Monitor Chapter5 Working With IPM From the CiscoWorks Homepage E Accessing Software Updates and Additional Information Figure 5 29 Monthly HTTP Reports Page la x File Edit view Favorites Tools Help a Heak gt OA Asearch ayravorites Goede G D GS El Address E http weeklyHttpReports do nonthiyHttpReports do z Oc Google GosearchWeb Rseachste a PaseFank E hste popups alowed alOntions A WP 2 customize search Signin e Autos sports Ug Careers lt Mobile lt 7 News MyYahoo FIY Mall Links a Cisco Systems Internetwork Performance Monitor Reports Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports HTTP Reports Monthly Monthly HTTP Reports CiscoWorks Help About ae Daily Aug 2004 HTTP Aug 2004 Alert Jul 2004 HTTP Jul 2004 Alert Bybone le 120446 Bib tocalintranet Bad data from SA Agent can affect daily weekly and monthly statistical reports To prevent this IPM filters very large values greater than 999999 and negative values from the data that it receives from the SA Agent Accessing Software Updates and Additional Information You can access additional information about IPM via the CiscoWorks homepage See s
259. start client lt hostname gt Starts an IPM Client Connects to IPM servers on local host or lt hostname gt ipm start db Starts IPM Database Server on the local host top db Stops IPM Database Server on the local host ipm User Guide for Internetwork Performance Monitor oL 11291 01 g eo v Appendix B IPM Command Reference E Output of ipm help Command ipm start name Starts IPM Naming Server on the local host ipm stop name Stops IPM Naming Server on the local host ipm start aging Starts IPM Aging Server on the local host ipm stop aging Stops IPM Aging Server on the local host ipm start pm Starts IPM Process Manager on the local host ipm stop pm Stops IPM Process Manager on the local host ipm debug lt hostname gt Starts a Message Log Display Client Connects to IPM servers on local host or lt hostname gt ipm pmstatus lt hostname gt Starts a Process Manager Display Client Connects to IPM servers on local host or lt hostname gt ipm dbbackup Backs up IPM Database ipm dbrestore Restores IPM Database from previous backup ipm dbpassword Change IPM Database password ipm dbbackup enable disable Controls Automatic IPM Database backup ipm dbclean Replace the IPM database with a clean version ipm forcestop Forcefully stops all IPM processes on the local host ipm stopclients Stops all running IPM clients on the local host ipm readme Display the README file ipm iosinfo Di
260. start time is always the beginning of the Week i e Sunday Consider a Collector started on 16 January 2002 which is Wednesday The Weekly Data for that Collector would have a time stamp of 13 January 2002 which is Sunday the start date of that week Viewing Monthly Latency Data Step 1 Step 2 From the CiscoWorks homepage you can view a monthly summary of latency data for each collector on the IPM server To view monthly latency data collected by IPM Select Internetwork Performance Monitor gt Reports gt Latency Reports gt Monthly The Monthly Latency Reports page Figure 5 21 appears Figure 5 21 Monthly Latency Reports Page Z Monthly Latency Reports Microsoft Internet Explorer provided by Cisco Systems Inc E E la x File Edit View Favorites Tools Help Heak gt OA A Rach Favores media Dr S a HY Address http 150 1741 pm ipmimanthlyLatencyReports do es Google Gsearch Web search site a PageRank E Chsite popups allowed falOptions A WP 2 customize search signin ga Autos C Sports R Careers K Mobile lt News Q MyYahoo FIY Mal Links E Cisco Systems CiscoWorks Help About S Internetwork Performance Monitor Reports Configuration Reports Latency Reports Jitter Reports HTTP Reports You Are Here Reports Latency Reports Monthly Monthly Latency Reports
261. t at the command line On Solaris systems Edit the file ipm env in the opt CSCOipm etc directory The default directory to install IPM is opt If you installed IPM in a different directory you must specify that directory instead of opt Change the value of JPM_USE_MANAGED_SRC_INTF_ADDR to 1 default set to 0 IPM_USE_MANAGED SRC_INTF_ADDR 1 User Guide for Internetwork Performance Monitor M436 OL 11291 01 _ Chapter 4 Modifying IPM Components Step 3 Changing Administrative Password W Restart the IPM server by entering ipm restart at the command line If you have set JPM_USE_MANAGED_SRC_INTF_ADDR to 0 the router will select the source interface from the routing table based on the IP address of the destination This is the default mode If you have set TPM_USE_MANAGED_SRC_INTF_ADDR to 1 the source interface address will be the same as the Managed Interface address in all the configurations In other words the router will select whatever source IP address you have specified while adding the source In addition you can also specify a source interface while configuring a collector In this case the router uses the specified interface and overrides the values you have set in IPM_USE_MANAGED_SRC_INTF_ADDR Changing Administrative Password You can change the IPM Administrative password using this command at IPM command prompt ipm password IPM prompts you to change the Administrative password and to enter
262. t networking products and technologies with Cisco experts and other networking professionals Join a discussion at this URL http www cisco com discuss networking World class networking training is available from Cisco You can view current offerings at this URL http www cisco com en US learning index html OL 11291 01 User Guide for Internetwork Performance Monitor Preface E Obtaining Additional Publications and Information User Guide for Internetwork Performance Monitor oi OL 11291 01 What is IPM CHAPTER Overview of IPM This chapter provides an overview of Internetwork Performance Monitor IPM application It contains the following sections What is IPM Key Terms and Concepts How Does IPM Work Client Server Architecture IPM is a network management application that allows you to monitor the performance of multi protocol networks IPM measures the latency and availability of IP networks on a hop by hop router to router basis It also measures latency between routers and the mainframe in Systems Network Architecture SNA networks and monitors jitter in networks You can use IPM to Troubleshoot problems by checking the network performance between devices Send Simple Network Management Protocol SNMP traps and SNA alerts when a user configured threshold is exceeded a connection is lost and reestablished or a timeout occurs Analyze potential problems before they occur by accumula
263. t time is midnight April 10 and the new end time is midnight April 11 If View gt Prev Range is grayed out it means the new range falls before the collector was started If you select View gt Prev Range and IPM displays the following error message Could not get operation stats from the server for the given time range chart will be empty This means there was no statistical data available for the previous time period The IPM server or source router might have been down during that time period and no statistical data was collected When you click OK IPM displays blank graphs for the previous time period User Guide for Internetwork Performance Monitor OL 11291 01 Chapter 2 Getting Started With IPM Printing IPM Statistics W Printing IPM Statistics Step 1 Step 2 Step 3 Step 4 IPM provides the following printing options for the Real Time Statistics and Historical Statistics windows e Specifying options for printing e Printing the currently displayed statistical graphs To access the printing options Display the window containing the data you want to print either the Real Time Statistics window or the Historical Statistics window for a specific collector Click the Print button from a Real Time Statistics window or select File gt Print from a Historical Statistics window The printing options require you to define a printer on your system If you click the Print button or select the Fil
264. tandalone Client on Windows 2 6 Starting IPM Client from the Windows Command Prompt Enabling the IPM Password on Windows 2 7 Running Simultaneous IPM Sessions 2 8 Configuring the IPM Components 2 8 Defining a Source Device 2 8 Defining a Target 2 10 Defining a Collector 2 12 Viewing Network Performance Statistics 2 17 Viewing Network Performance Statistics in Real Time 2 18 Viewing Historical Network Performance Statistics 2 20 Understanding Next Range 2 26 Understanding Previous Range 2 26 Printing IPM Statistics 2 27 Exiting the IPM Client 2 28 CHAPTER 3 Using IPM to Measure Network Performance 3 1 Measuring Network Performance for DHCP 3 2 Defining a DHCP Operation 3 2 Viewing Statistics for DHCP 3 4 Measuring Network Performance for DLSw 3 5 Defining a DLSw Operation 3 5 Viewing Statistics for DLSw 3 7 Measuring Network Performance for DNS 3 8 Defining a DNS Operation 3 8 Viewing Statistics for DNS 3 9 Measuring Network Performance for HTTP 3 11 Defining an HTTP Operation 3 11 Viewing Statistics for HTTP 3 13 Measuring Network Performance for FIP 3 15 Defining an FTP Operation 3 15 Viewing Statistics for FTP 3 17 2 6 User Guide for Internetwork Performance Monitor OL 11291 01 Measuring Network Performance for IP 3 18 Measuring End to End Performance for IP 3 19 Defining an IP Echo Operation 3 19 Viewing End to End Statistics for IP 3 21 Measuring Hop by Hop Performance for IP 3 22 Defining an IP Path Echo Opera
265. target collfile opt CSCOipm etc collector Windows srcfile C Program Files Internetwork Performance Monitor Server etc source trgtfile C Program Files Internetwork Performance Monitor Server etc target collfile C Program Files Internetwork Performance Monitor Server etc collector If you installed IPM in a directory other than the default directory you must specify that directory instead of opt for Solaris or C Program Files Internetwork Performance Monitor for Windows User Guide for Internetwork Performance Monitor Ca OL 11291 01 Chapter4 Modifying IPM Components Adding Components Using Seed Files Hi Seed File Syntax The top of the seed file contains a comments section for any information you want to note about the file followed by each component s definition on a separate line e Ina source router seed file for each source router you must provide a command host name read community string and write community string e Inatarget seed file for each target you must provide a command target type host name and for IP or SA Agent Responder targets a read community string This is an optional field e Inacollector seed file for each collector you must provide a command collector name source router target device operation name start time duration and collector type The Source Interface IP address is an optional field in IPM You must separate each part of a component s defini
266. tep 8 Step 9 Working With Collectors W In the Sample Interval field enter the frequency in seconds in which data has to be collected by the source router The valid values are 10 to 3600 1 hour The default is 60 seconds Click OK to complete the operation definition IPM adds the new or updated operation to the IPM database Deleting Operations You can delete user defined operations you no longer need You can delete more than one operation at a time Collectors that use the deleted operation continue to function correctly Note Step 1 Step 2 Step 3 You cannot delete the default operations provided with IPM To delete an user defined operation From the Configuration window Figure 2 3 select the operation or operations you want to delete Click Delete The confirmation box appears Click Yes The selected operations are deleted from the IPM database Working With Collectors A collector is a definition of the source router the target device an operation and the collector schedule To collect network performance statistics using IPM you must define a collector Information about working with collectors is provided in the following subsections e Viewing a List of Defined Collectors e Viewing a Collector State Summary e Viewing Collector Properties e Adding a New Collector e Stopping Collectors e Deleting Collectors OL 11291 01 User Guide for Internetwork Performance Monitor C
267. ter Internetwork Performance Monitor Chassis View Administration y an CiscoWorks Product Updates IDU s now available Campus Manager IDU 8 0 Resource Manager Essentials IDU 8 0 IDU s now available Device Fault Manager IDU 1 2 8 ITM DUS More Updates 9 N EIN Ss E http dev dell1 174 1 cgi bin desktop urgentMessages pI C jsrs1 amp F 908P0 getLrgentMessages 8i 1090323733646 ial Local intranet S If you do not have this URL contact the system administrator who installed the IPM server software Select Client gt Web Client The Java applet loads and the IPM Main Window is displayed The IPM Main Window is the starting point from where you can carry out the various IPM operations In addition to and accessing the IPM Main Window from the CiscoWorks homepage you can also launch the IPM Main Window from a standalone Solaris or a Windows client For details on starting IPM on Solaris see Starting IPM Standalone Client on Solaris page 2 3 For details on starting IPM on Windows see Starting IPM Standalone Client on Windows page 2 6 Starting IPM as a Standalone Client This section describes the following e Starting IPM Standalone Client on Solaris e Starting IPM Standalone Client on Windows Starting IPM Standalone Client on Solaris To start only the IPM client on a Solaris system enter cd opt CSCOipm bin ipm start client To start the IPM server and client on a Solaris system enter
268. termediate hop by one or more Path Echo collectors To resolve this problem Step 1 Make sure the target is not being used as a final target by any collector On the IPM Main Window look for the target s name in the Target column If you find the target s name you must delete that collector before you can delete the target If you cannot find the target s name remember that the Path Echo Historical Statistics window shows only the 10 most used paths To see the rest of the intermediate paths you must use the IPM Path Usage report To do so a On the CiscoWorks homepage select Reports gt Configuration Reports gt Collectors The Collector Information page appears b Select the first Path Echo collector in the list and click Path Usage in the Details column The Path Usage page appears c Click a path to expand it showing all of its intermediate hops and look for the target s name If you find the target s name you must delete that Path Echo collector before you can delete the target d Repeat this procedure for every path under every Path Echo collector Working With Operations An IPM operation is an alias for a set of parameters used in measuring performance information about working with operations is provided in the following subsections e Viewing a List of Defined Operations e Viewing Operation Properties e Adding a New Operation e Setting Thresholds and Generating Alerts e Deleting Operations Vie
269. the IPM Database Server on the local host You can use this command only if you have administrative privileges ipm stop name Stops the IPM Naming Server on the local host You can use this command only if you have administrative privileges ipm stop pm Stops the IPM Process Manager on the local host You can use this command only if you have administrative privileges ipm tshoot Displays information useful for troubleshooting problems with assistance from the Cisco Technical Assistance Center You can use this command if you are a member of the casusers group ipm upgrade Starts the IPM Remote Upgrade Utility You can use this command only if you have administrative privileges ipm version Displays version information for all IPM servers on the local host You can use this command if you are a member of the casusers group ipm viewcoll filename Displays the contents of the specified collector seed file You can use this command if you are a member of the casusers group ipm viewlog Displays the ipmLogger log x file page by page You can use this command if you are a member of the casusers group ipm viewsre filename Displays the contents of the specified source seed file You can use this command if you are a member of the casusers group ipm viewtarg filename Displays the contents of the specified target seed file You can use this command if you are a member of the casusers group User Guide for Internetwork Performance Monitor ou 11291 01 E e7
270. the default server to connect to ipm export Call the ipm export utility ipm export help for more info ipm mirror source target collector Export in IPM seed file format ipm mirror all Export in IPM seed file format and create a tar file of all components in tmp ipm mirror fms build1l tar ipm listsrc Display a directory listing of the source seed files ipm listtarg Display a directory listing of the target seed files ipm listcoll Display a directory listing of the collector seed files ipm viewsrc lt filename gt View the source file specified by lt filename gt ipm viewtarg lt filename gt View the target file specified by lt filename gt ipm viewcoll lt filename gt View the collector file specified by lt filename gt ipm editsrc lt filename gt Edit the source file specified by lt filename gt ipm edittarg lt filename gt Edit the target file specified by lt filename gt ipm editcoll lt filename gt Edit the collector file specified by lt filename gt ipm loadsrc lt filename gt Load the source file specified by lt filename gt ipm loadtarg lt filename gt Load the target file specified by lt filename gt ipm loadcoll lt filename gt Load the collector file specified by lt filename gt ipm addsrc Add a source via command line prompts ipm addtarg Add a target via command line prompts ipm delsrc Delete a source via command line prompts ipm deltarg Delete a target via command line prompts
271. the name of the source routers targets or collectors seed file Step4 Click OK The sources targets or collectors you defined in the seed file are added to the IPM database When you access the Source Configuration target Configuration or Collector Configuration window the changes you made to the components in the seed file are displayed If you do not remember the name of the seed file you want to load you can view a list of available seed files from the Seed File window Select Source Target or Collector as the Seed File Type and click View For information about listing viewing editing or loading seed files from the command line see the IPM Command Reference Viewing Seed File Output Files When you add a source target or collector using a seed file you create an output file that indicates whether the addition of the resource was successful The output file has the same path and name as the seed file with the addition of the out suffix For example a seed file named labsrcfile txt generates an output file named labsrcfile txt out An output file contains the same information as its seed file with the addition of messages that indicate whether the addition of the resource was successful For example if labsrcfile txt contains the following information a cwbh ipm 1600a public private a cwbh ipm 1600b public private a cwbh ipm 1700a public private User Guide for Internetwork Performance Monitor oL 11291 01 ZN
272. the new password You need to enter the new password and confirm it by entering it again The password is case sensitive and should begin with an alphabet You can enter only a maximum of 15 characters and you can enter only alphanumeric characters Changing IPM Database Password You can change the IPM database password using this command at IPM command prompt ipm dbpassword The password is case sensitive and should begin with an alphabet You can enter only a maximum of 15 characters and you can enter only alphanumeric characters For fresh IPM installations it is mandatory that you enter a database password After you have restored the IPM database the new database password would be the one that was last set on the server OL 11291 01 User Guide for Internetwork Performance Monitor Chapter4 Modifying IPM Components E Working With Message Log Window Working With Message Log Window The Message Log window provides a log of status messages generated by IPM To access the Message Log window enter the following command at the command line ipm debug hostname The Message Log Window Figure 4 10 appears Figure 4 10 Message Log Window Message Log Information ramyab w2k01 E oj x Log Control Lo lay Process Name Message Category MessageLogServer 3204 Name Enabled SNMPServer 3080 Debug IPMProcessManager Error iv DataCollectionServer 3680 into A Trace E ConfigServer 2832 RTPSe
273. the source router You can stop more than one collector at a time To stop an IPM collector From the IPM Main Window select the collector or collectors to stop Select Edit gt Stop The confirmation box appears Click Yes The selected collectors are stopped from the IPM Main Window The collector remains in the Cancelled status until that collector is started using either Edit gt Start or Edit gt Edit Collector For more detailed information about the options available in the Edit gt Start and Edit gt Edit Collector see the context sensitive help Deleting Collectors Step 1 Step 2 Step 3 You can delete collectors you no longer need When you delete a collector all data related to that collector is removed from the database and the collector and the SA Agent entry are removed from the source router If the selected collector is active IPM first stops the collector then deletes it The collector remains in Delete Pending state until the data is completely deleted from the IPM database It can take several minutes or more to delete a collector that has a large amount of data stored in the IPM database You can delete more than one collector at a time To delete an IPM collector From the IPM Main Window Figure 2 2 select the collector or collectors to delete Select Edit gt Delete The confirmation box appears Click Yes The selected collectors are deleted from the IPM Main Window OL 11291 01 U
274. them from the IPM server e Delete them from the source routers using the ipm rmcoll command User Guide for Internetwork Performance Monitor OL 11291 01 CHAPTER Using IPM to Measure Network Performance This chapter provides details on using IPM to measure latency jitter availability packet loss and errors It includes the following sections Measuring Network Performance for DHCP Measuring Network Performance for DLSw Measuring Network Performance for DNS Measuring Network Performance for HTTP Measuring Network Performance for FTP Measuring Network Performance for IP Measuring Network Performance for SNA Measuring Network Performance for TCP Measuring Network Performance for UDP Measuring Network Performance for Enhanced UDP You can zoom in on any of the graphs by clicking and dragging over the area of the graph you want to enlarge To return to the normal view click anywhere outside the graph For the IPM Operations the IPM Request size does not include the size of the headers added by the respective layers The header size varies according to the type of the RTR probe Overhead added by different layers TCP Layer 20 bytes UDP Layer 8 bytes IP Layer 20 to 60 bytes ICMP Layer 8 Bytes RTR SAA 8 bytes OL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for DHCP Measuring Network Perfor
275. tics Window topic in the online help User Guide for Internetwork Performance Monitor oL 11291 01 a 37 Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for DNS Measuring Network Performance for DNS Step 1 Step 2 Step 3 DNS operation latency is computed by measuring the time between sending a DNS request and receiving a reply The operation queries for an IP address if you specify a host name or queries for a host name if you specify an IP address The DNS operation also measures availability and errors for DNS services To measure end to end performance for DNS Define a device as the source device from which to measure performance For details on defining a source device see Defining a Source Device To control how statistics are collected use the DefaultDNS operation or define your own DNS operation For details on defining a DNS operation see Defining a DNS Operation Define a collector to measure performance between the source router and DNS server For details on defining a collector see Defining a Collector If you set the collector s schedule to On Demand start the collector when desired View the statistics in the DNS Historical Statistics window For details on viewing end to end statistics for DNS see Viewing Statistics for DNS Defining a DNS Operation Step 1 Step 2 Step 3 Step 4 Step 5 IPM provides a default DNS operation for measuring perform
276. ting is for this box to be cleared query the Website User Guide for Internetwork Performance Monitor OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Step7 Step 8 Step 9 Measuring Network Performance for HTTP W To configure IPM so that it can use a proxy server select Use HTTP Proxy Server and enter the name or address of the proxy server IPM will use the proxy server you specify for collectors you have configured for the HTTP operation The default port for the HTTP proxy server would be 80 and the type of proxy server would be HTTP You can set proxy server settings for IOS versions 12 1 9a and above To specify a different proxy port enter the server name as http proxy server port number Click Add IPM adds the newly defined operation to the IPM database Click Close to close the Configuration window For more detailed information about the options available from the HTTP Operation Configuration window see the HTTP Operation Configuration Window topic in the online help Viewing Statistics for HTTP Step 1 Step 2 The HTTP Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected HTTP collector To view end to end statistics for HTTP From the IPM Main Window select an HTTP collector Do not select more than one HTTP collector You cannot include HTTP collectors in multi collector graphs
277. ting statistics which then can be used to model and design future network topologies Monitor latency availability and errors between two network end points Monitor jitter packet loss and errors between two network end points Discover network paths between two network end points and monitor network performance statistics on a hop by hop basis Provide Web based access to long term information to help determine statistical trends Monitor the availability of critical network servers Monitor SNA performance in mainframe environments Establish service level agreements OL 11291 01 User Guide for Internetwork Performance Monitor Chapter1 Overview of IPM E Key Terms and Concepts The IPM SA Agent monitoring solution is composed of 1 The IPM server 2 The IPM client application 3 The Service Assurance SA Agent feature of the Cisco IOS software The focus of this document is the IPM network management application which includes the server and the client In some cases however it is not possible to fully describe IPM without including information about the SA Agent feature Therefore we have included some information about the Cisco IOS feature Information about the SA Agent feature provided in the latest Cisco IOS software documentation takes precedence over the information about the SA Agent feature contained in this document Key Terms and Concepts The key terms and concepts in IPM are e Network P
278. tion Step 1 Step 2 IPM provides a default IP Path Echo operation for measuring performance between a source and target In addition IPM provides the option to create modify or delete your own IP Path Echo operations from the Path Echo Operation Configuration window To define an IP Path Echo operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window User Guide for Internetwork Performance Monitor 322 OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Step 3 Step 4 Step 5 Step 6 Measuring Network Performance for IP il Click Path Echo The Path Echo Operation Configuration window Figure 3 13 appears Figure 3 13 IP Path Echo Operation Configuration Window aioli Sources Path Echo Settings Targets Settings General C Operations Echo Name Path Echo C UDP CI TCP Connect Description gt DNS HTTP FTP C Enhanced UDP Packet Settings C DLSw E DHCP IP QoS Type IP Precedence v coneco IP QoS Settings 0 None v Request Payload bytes 64 Path Settings Maximum Paths 5 no Maximum Hops In enter a brief description of the operation including its purpose 120219 the Name field enter a descriptive na
279. tion 3 22 Viewing Hop by Hop Statistics for IP 3 24 Measuring Network Performance for SNA 3 29 Defining an SNA Echo Operation 3 30 Viewing Statistics for SNA 3 31 Measuring Network Performance for TCP 3 33 Defining a TCP Operation 3 33 Viewing Statistics for TCP 3 35 Measuring Network Performance for UDP 3 36 Defining a UDP Operation 3 36 Viewing Statistics for UDP 3 38 Measuring Network Performance for Enhanced UDP 3 39 Defining an Enhanced UDP Operation 3 40 Viewing Statistics for Enhanced UDP 3 41 CHAPTER 4 Modifying IPM Components 4 1 Working With Source Devices 4 1 Viewing a List of Configured Source Devices 4 2 Viewing Source Properties 4 2 Adding a New Source Device 4 3 Deleting Source Devices 4 3 Working With Target Devices 4 3 Viewing a List of Defined Targets 4 4 Viewing Target Properties 4 4 Adding a New Target 4 5 Deleting Targets 4 5 Working With Operations 4 6 Viewing a List of Defined Operations 4 6 Viewing Operation Properties 4 8 Adding a New Operation 4 9 Setting Thresholds and Generating Alerts 4 9 Deleting Operations 4 11 Contents W User Guide for Internetwork Performance Monitor oL 11291 01 aa E Contents Working With Collectors 4 11 Viewing a List of Defined Collectors 4 12 Viewing a Collector State Summary 4 12 Viewing Collector Properties 4 13 Adding a New Collector 4 14 Stopping Collectors 4 15 Deleting Collectors 4 15 Adding Components Using Seed Files 4 16 Creating a Seed File 4
280. tion about the statistics displayed in the HTTP Historical Statistics window see the HTTP Historical Statistics Window topic in the online help User Guide for Internetwork Performance Monitor P34 E 0L 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for FTP W Measuring Network Performance for FTP Step 1 Step 2 Step 3 The FTP operation measures the round trip latency time required to connect to and access data from an FTP server The FTP transaction time server response shows the round trip latency in sending a request to and downloading the file from the FTP server The FTP operation also measures availability and errors for FTP services To measure end to end performance for FTP Define a device as the source device from which to measure performance For details on defining a source device see Defining a Source Device To control how statistics are collected define your own FTP operation For details on defining an FTP operation see Defining an FTP Operation Define a collector to measure performance between the source device and the FTP servers For details on defining a collector see Defining a Collector If you set the collector s schedule to On Demand start the collector when needed View the statistics in the FTP Historical Statistics window For details on viewing statistics for FTP see Viewing Statistics for FTP Defining an FTP Operation
281. tion with a delimiter Valid delimiters are spaces commas semicolons and tabs t Use the same delimiter throughout a given seed file Do not begin a component with a comma semicolon or tab The following example is a valid source router definition using spaces as delimiters a routerl public private If any part of a component s definition contains a space you must use either a comma or a semicolon as the delimiter between all the parts of that definition If the host name in the preceding example included a space for example router 1 you must use commas or semicolons as delimiters instead of spaces a router 1 public private Table 4 1 describes the parts of a component s definition Table 4 1 Parts of a Component s Definition Part Description Command Defines whether the source router target or collector is added to the IPM database removed from the IPM database or whether an existing component entry in the IPM database is updated from the seed file The following values are possible A or a Adds the component to the IPM database D or d Removes the component from the IPM database U or u Updates an existing component entry in the IPM database from the information provided in the seed file Host Name Source router and target only IP address or host name of the router on which the source resides or of the target device The host name can be from 1 to 64 characters in length You can inc
282. tistics in the Echo Historical Statistics window For details on viewing end to end statistics for IP see Viewing End to End Statistics for IP Defining an IP Echo Operation Step 1 Step 2 Step 3 IPM provides a default IP Echo operation for measuring performance between a source and target In addition IPM provides the option to create modify or delete your own IP Echo operations from the Echo Operation Configuration window To define an IP Echo operation From the IPM Main Window select Edit gt Configuration The Configuration window appears Click Operation The Operation Configuration window appears within the Configuration window Click Echo The Echo Operation Configuration window Figure 3 11 appears OL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for IP Step 4 Step 5 Step 6 Figure 3 11 IP Echo Operation Configuration Window ioii Sources i Echo Settings Targets Settings General CI Operations Ci Echo Cf Path Echo Cupp DefaultUDPEcho TCP Connect DNS HTTP FTP Procotol Settings Packet Settings CI Enhanced UDP c DLSw IP QoS Type IP Precedence v CI DHCP Protocol IP_ IP QoS Settings O None v C collectors a 0S Settings O None Request Payload bytes 9 Name Description
283. to 11 3 or 12 0 each Echo collector consumes 40 KB of router memory e For routers running Cisco IOS software Release 12 0 5 T or later each Echo collector consumes 18 KB of router memory e For routers running Cisco IOS software Release 12 2 2 T each UDP Echo collector consumes 13K Jitter UDP plus collector consumes 17K ICMP Echo collector consumes 11K The router memory consumed by a Path Echo collector is dependent on the number of paths and the number of hops in the path for each collector Path Echo operations might consume significant amounts of memory on the source router User Guide for Internetwork Performance Monitor PAs E OL 11291 01 Appendix A IPM FAQs and Troubleshooting Tips IPMFAOs W How frequently can network performance measurements be taken SA Agent generates several measurements per hour then IPM polls the router once per hour and collects summarized statistics for that period You can set the sampling interval for SA Agent for as often as every 10 seconds but for optimal performance we recommend a sample interval of at least 60 seconds 1 minute This is the default value You can view up to date real time statistics in the Real Time Statistics window as SA Agent collects the data from the collector However IPM does not store the real time data in the IPM database IPM stores only the hourly summarized data in the IPM database When IPM collects the data from the SA Agent using SNM
284. to the server Failed Please shutdown this client or restart the server To recover you must either shutdown the client and closer your browser window Incase this condition persist even after restarting the client you may have to IPM servers Why does IPM lock up sometimes when I m running in a Web browser IPM might not be locked up Instead a message might have popped up in the background preventing you from interacting with other windows If you are running IPM in a Web browser and you suspect your display has locked up look for an IPM message popup in the background before taking any other action This problem also can occur when you launch the Seed File window or the Statistics Data Filter window Why won t IPM let me delete one of my targets If you try to delete a target and IPM issues an error message such as Could not delete the target the reason might be one of the following e The target is being used as a final target by one or more collectors e The target is being used as an intermediate hop by one or more Path Echo collectors e See the Deleting Targets section on page 4 5 for details about how to resolve this problem If I see errors in graphs what are some problems to look for If you see No Connection or other errors when you display Real Time or Historical graphs here are some common problems to look for and correct e Did you create any collectors on inactive PUs page A 13 e Did you create any
285. two or more lines in a network Nodes can be processors controllers or workstations Nodes which vary in routing and other functional capabilities can be interconnected by links and serve as control points in the network Node is sometimes used generically to refer to any entity that can access a network and is frequently used interchangeably with device NMS network management system System responsible for managing at least part of a network Typically an NMS is a reasonably powerful and well equipped computer such as an engineering workstation NMSs communicate with agents to help keep track of network statistics and resources User Guide for Internetwork Performance Monitor oL 11291 01 g GLS WE Glossary NMVT Network Management Vector Transport SNA message consisting of a series of vectors conveying network management specific information NSPECHO VTAM application running in the mainframe to support the IPM and SA Agent solution NSPECHO is used by IPM for measuring latency to the mainframe O operation Set of parameters used in measuring network performance statistics The parameters specify the type of measurement to be performed and many other parameters specific to the type of measurement being taken P Path Echo Measures the total latency as well as the incremental latency for each hop in each path between the source router and the target device Path Echo is available only for the IP protocol physic
286. twork Performance Monitor Admin Server Info Import From Device and Credential Repository Download Client You Are Here Admin gt Server Info gt Process Status a Process Status Process Status IPM Server Version IPM Server Hostname IPM Server Build Date IPM Database Server Already Running IPM Naming Server Already Running IPM Aging Server Already Running IPM Process Manager Already Running Process Manager running with processes PROCESS STATE PID Last Message ConfigServer Ready 3152 Running RTPServer Ready 3172 Running MNessageLogServer Ready 3368 Running DataViewServer Ready 4036 Running DataCollectionServer Ready 7612 Running SNMPServer Ready 2864 Running i o ico 38 z S E Done but with errors on page isl Local intranet N I oL 11291 01 User Guide for Internetwork Performance Monitor Chapter5 Working With IPM From the CiscoWorks Homepage E Viewing IPM Server Information Viewing Version Information for the IPM Server and Components You can display version information for all IPM servers To view version information for the IPM server and components select Internetwork Performance Monitor gt Admin gt Server Info gt Version Info in the CiscoWorks homepage The IPM Version Info page Figure 5 3 appears Figure 5 3 IPM Versions Page 4 Version Info Microsoft Internet Explorer provided by Cisco Systems Inc 5 _ 18 xj Ble gdt view F
287. twork Performance Statistics in Real Time The Real Time Statistics window allows you to view statistics for an active collector as the data is being collected This data appears only in real time it is not stored in the IPM database The Real Time Statistics window displays up to 1000 points of data the most recent 1000 points are always displayed That is when a real time graph reaches 1000 points of data as the most recent points are added to the right side of the graph the earliest points disappear from the left side If you watch the last data point at the far right of the graph you can see it change at the end of a sampling interval For example if your sampling interval is once every 60 seconds in less than a day the real time graph will have reached 1000 points of data After that time you can see the last data point on the right of the graph change every 60 seconds To view statistics in real time Step 1 From the IPM Main Window Figure 2 2 select the collector to be viewed Step2 Select View gt Realtime Statistics The Real Time Statistics window either Figure 2 8 or Figure 2 9 appears Figure 2 8 Real Time Statistics Window Source Name cwb ipm 2600d Start Date 03 24 00 09 12 Target Name Broadcast End Date Forever Operation Name dkshttp2 Sample Interval secs 60 Last Data Point 613 msecs 3 29 00 12 00 59 PM EST Round Trp Latency Msecs a in 4 03 29 11 56 00 AM 03 29 11 57 0
288. ty Settings IDHEP Timeout Value msecs 4000 C Collectors Enable Timeout Action _j Miscellaneous Settings Sample Interval secs 60 Action Event Type SNMP Trap amp NMVT Alert v _ Close 39456 lenm rtp 2611 updated T 0L 11291 01 User Guide for Internetwork Performance Monitor E Chapter4 Modifying IPM Components E Working With Operations Viewing Operation Properties The Operation Properties window allows you to view the properties of a defined operation To view Operation Properties Step 1 From the IPM Main Window select a collector that uses the operation Step2 Select View gt Properties The Properties Viewer window Figure 4 6 appears By default the Collector Properties window appears within the Properties Viewer window Step3 Click Operation The Operation Properties window Figure 4 4 appears Figure 4 4 Operation Properties Window IPM Properties Viewer test dhcp q loj x Collector Name DefaultDHCP Source A Operation A Description A default DHCP operation created by IPM and A cannot be edited or deleted Generate Action Event Never Rising Threshold msecs 5000 Falling Threshold msecs 3000 Timeout Value msecs 5000 Enable TimeoutAction false Sample Interval secs 60 Action Event Type None DHCP Server Last Update Time 11 19 02 4 45 PM For information about these fields see the Operation Properties Wind
289. ual to or less than the number of LUs defined on the mainframe To display the number of LUs defined on the mainframe that are still available use the show sna IOS command Did you create any HTTP collectors that require authentication If you create an HTTP collector using a URL Lookup String that requires authentication that is a user name and password no statistics are collected The HTTP General Error or HTTP Timeout Error window appears Similarly if you create an HTTP collector and specify a URL Lookup String that is separated from the source router by a firewall no statistics are collected The Real Time graph displays the TCP Timeout error message You might see a DNS error message as well if there is no entry in the DNS table for the URL Lookup String Also current version of IPM does not support proxy environment Did you specify any incorrect target PU names When you run an SNA collector use the PU you defined for the source router as the target PU name When you use service point PUs use the service point PU name configured in the router as the target PU name In the following example the source router is cwb ipm 2500a and the target PU name must be IPM2500A sna host IPM2500A xid snd 05ddd025 rmac 4001 7200 d022 rsap 4 lsap 4 focalpoint cwb ipm 2500a Did you specify any incorrect IP addresses If you receive a No Connection error from the Real Time graph when you create DLSW collectors
290. uide for Internetwork Performance Monitor ou 11291 01 m Chapter3 Using IPM to Measure Network Performance E Measuring Network Performance for UDP Step9 Click Add IPM adds the newly defined operation to the IPM database Step10 Click Close to close the Configuration window For more detailed information about the options available from the UDP Operation Configuration window see the UDP Operation Configuration Window topic in the online help Viewing Statistics for UDP The UDP Historical Statistics window displays statistical and graphical information gathered over the monitoring period for the selected UDP collector To view end to end statistics for UDP Step 1 From the IPM Main Window select one or more UDP collectors up to 10 Step2 Select View gt Statistics The UDP Historical Statistics window Figure 3 23 appears Figure 3 23 UDP Historical Statistics Window File View Help Source Name cwh ipm 3600a Start Date 3 9 00 10 55 24 AM EST Target Name cwb ipm rtr2 End Date 5 18 00 9 18 04 AM EDT Operation Name DefaultUDPEcho Data Granularity Weekly Summary Round tTrip Latency Round Trip Latency Y 6 Latency Msecs STES Cte oe 1 tt tt ty Average Maximum 18 Average 6 Average Minimum 5 D Minimum Latency 5 s a a 03 19 03 26 04 09 04 16 04 23 04 30 05 07 Average Minimumi Average Average Maximum a o Maximum Latency 29 9 D f a
291. um of latest 90 daily reports will be regenerated However there is no limit to the weekly amp monthly reports if any data exists generated by IPM You can use this command only if you have administrative privileges ipm restart Restarts all IPM servers on the local host You can use this command only if you have administrative privileges ipm restart db Restarts the IPM database on the local host You can use this command only if you have administrative privileges You can use this command only on a Solaris machine OL 11291 01 User Guide for Internetwork Performance Monitor AppendixB IPM Command Reference E Table B 1 IPM Commands continued Command Description ipm restart name Restarts the IPM Naming Server on the local host You can use this command only if you have administrative privileges You can use this command only on a Solaris machine ipm restart pm Restarts all IPM server processes on the local host except the IPM database and Naming Server You can use this command only if you have administrative privileges You can use this command only on a Solaris machine ipm seed Connects to IPM servers on the local host and starts a seed file configuration process h stname filename type e Ifyou are not connecting locally hostname is the name of the remote host such as IPM Host 1 e filename is the seed file name such as srcfile src You can specify just the file name
292. uring 3 1 DLSw 3 5 for DHCP 3 2 DNS 3 8 for DLSw 3 5 enhanced UDP VoIP 3 40 for DNS 3 8 FTP 3 15 for FTP 3 15 HTTP 3 11 for HTTP 3 11 IP echo 3 19 for IP 3 18 IP path echo 3 22 for SNA 3 29 SNA echo 3 30 for TCP 3 33 TCP 3 33 for UDP 3 36 UDP 3 36 User Guide for Internetwork Performance Monitor oL 11291 01 m W index VoIP enhanced UDP 3 40 deleting 4 11 glossary definition G 6 list of defined viewing 4 6 properties of viewing 4 8 thresholds setting 4 9 working with 4 6 overview of IPM 1 1 client server architecture 1 3 how IPM works 1 3 key terms and concepts 1 2 new features in this release 1 5 Device and Credential Repository support 1 5 Device Center Integration 1 5 Differentiated Service Code Point DSCP support 1 5 improved scalability 1 5 source interface on collector 1 5 SSL compliance 1 5 P password command description B 5 password for IPM disabling on Windows systems 2 7 enabling on Solaris systems 2 5 on Windows systems 2 7 path echo see IP path echo G 6 physical unit glossary definition G 6 ping glossary definition G 6 pmstatus command description B 5 Port Address Translation PAT not supported 1 4 predefined operations table 2 15 Defaultl60ByteVoice 2 16 Default60ByteVoice 2 16 DefaultDHCP 2 15 DefaultDLSw 2 15 DefaultDNS 2 15 DefaultEcho 2 15 DefaultIpPathEcho 2 15 defaultNNTP 2 15 DefaultPOP3 2 15 DefaultSMTP 2 16 DefaultSnaLu0Echo 2 16 DefaultSnaLu2Echo 2
293. urrances 3 ill o 4 y Total Over Threshold 0 0 00 02 03 12 00AM 02 05 12 00AM 02 07 12 00 AM Total Errors 102 0 57 GSD Packet Loss DS Packet Loss Busies Sequence Drops OMIA 0 Late 02109 12 00AM 02 11 12 00AM 02 13 12 00AM 02 15 12 00 AM For more detailed information about the statistics displayed in the Enhanced UDP Historical Statistics window see the Enhanced UDP Historical Statistics Window topic in the online help oL 11291 01 User Guide for Internetwork Performance Monitor Chapter3 Using IPM to Measure Network Performance Measuring Network Performance for Enhanced UDP User Guide for Internetwork Performance Monitor M344 OL 11291 01 CHAPTER l Modifying IPM Components This chapter provides information about modifying IPM components IPM components include collectors source devices target devices and operations Information is provided on viewing updating and deleting these components This chapter contains the following major sections Working With Source Devices Working With Target Devices Working With Operations Working With Collectors Adding Components Using Seed Files Changing IP Addresses Setting IPM Database Preferences Setting SNMP Timeout and Retry Environment Variables Setting New IPM Server Process Timeout Values Setting the DISPLAY Variable in Solaris Backing Up or Restoring the IPM Database NVRAM Settings Changi
294. urs and days Defined business hours are used in determining the daily weekly and monthly averages whereas business days are used in determining the weekly and monthly averages The database preferences file also allows you to set the length of time that daily data is retained in the database Note Bad data from SA Agent can affect daily weekly and monthly statistical reports To prevent this IPM filters very large values greater than 999999 and negative values from the data that it receives from the SA Agent Information about viewing and changing the database preferences is provided in the following sections e Displaying the Current Database Preferences e Changing the Database Preferences e Database Preferences File Format Displaying the Current Database Preferences To display the preferences in the currently running IPM database in Solaris enter cd opt CSCOipm bin ipm dbprefs view In Windows enter cd c Program Files Internetwork Performance Monitor Server bin ipm dbprefs view To display the preferences in the configuration file which might differ from the preferences in the currently running IPM database in Solaris enter cd opt CSCOipm bin ipm dbprefs viewfile In Windows enter cd c Program Files Internetwork Performance Monitor Server bin ipm dbprefs viewfile The output from the view and viewfile versions of this command is formatted differently because ipm dbprefs view displ
295. vailable on Cisco com Cisco also provides several ways to obtain technical assistance and other technical resources These sections explain how to obtain technical information from Cisco Systems You can access the most current Cisco documentation at this URL http www cisco com techsupport You can access the Cisco website at this URL http www cisco com You can access international Cisco websites at this URL http www cisco com public countries_languages shtml Product Documentation DVD Cisco documentation and additional literature are available in the Product Documentation DVD package which may have shipped with your product The Product Documentation DVD is updated regularly and may be more current than printed documentation The Product Documentation DVD is a comprehensive library of technical product documentation on portable media The DVD enables you to access multiple versions of hardware and software installation configuration and command guides for Cisco products and to view technical documentation in HTML With the DVD you have access to the same documentation that is found on the Cisco website without being connected to the Internet Certain products also have pdf versions of the documentation available The Product Documentation DVD is available as a single unit or as a subscription Registered Cisco com users Cisco direct customers can order a Product Documentation DVD product number DOC DOCDVD gt from Cisco Mar
296. window 4 38 Index W OL 11291 01 User Guide for Internetwork Performance Monitor W index User Guide for Internetwork Performance Monitor ua OL 11291 01
297. wing a List of Defined Operations To view a list of defined operations Step1 From the IPM Main Window select Edit gt Configuration The Configuration window Figure 2 3 appears Step2 Click Operations The list of operations expands to show the types of operations that were defined User Guide for Internetwork Performance Monitor Poe W OL 11291 01 _ Chapter 4 Modifying IPM Components Working With Operations W Step3 Click an operation type The Operation Configuration window Figure 4 3 shows the default configuration for the selected operation type and the list of operations expands to show all defined operations of that type The Operation Configuration window displays a list of all defined operations From this window you can define a new operation modify an existing operation or delete an existing operation When you install IPM a group of predefined operations is provided The predefined operations cannot be modified However you can use them as templates for creating your own operations For a listing and brief description of these operations see the Defining a Collector Figure 4 3 Operation Configuration Window Sources General Operation Settings b Targets C Operations Latency Threshold Settings C Echo Generate Action Event xof Y C Path Echo Cj upe C TCP Connect Rising Threshold msecs 5000 CI DNS C HTTP Falling Threshold msecs 3000 Ci Enhanced UDP PAPAE A C Dlsw Availabili
298. without waiting for the next automatic poll IPM typically polls source routers once every hour Therefore IPM detects component changes in from to 59 minutes depending on when the last poll occurred It can take up to two hours for IPM to detect the reboot of a source router and reconfigure any associated collectors However you can use one of the following procedures to force IPM to detect your changes immediately e From the IPM Main Window select View gt Properties then click the timestamp under the Last Update Time field Doing so updates the source router s properties in the IPM database e From the IPM Main Window select Edit gt Configuration Doing so updates the source router s properties in the IPM database e Issue the ipm restart command to force IPM to synchronize with all source routers This command restarts all IPM servers and managed processes on the local host amp Note Use the ipm restart command only if you reconfigured your network and rebooted your routers and IPM did not detect the reconfiguration and rebooted but otherwise is working normally IPM is not accepting my timeout values for TCP Connect and DNS operations Why To ensure interoperability with Cisco IOS the Timeout Values for TCP Connect and DNS operations are fixed at 60000 and 9000 milliseconds respectively If you enter some other value IPM changes the value you enter to the default value When IPM configures the router
299. word disabling on Windows systems 2 7 enabling on Solaris systems 2 5 on Windows systems 2 7 IPM server troubleshooting 5 2 IPM console log viewing 5 5 status viewing 5 3 troubleshooting log for IPM viewing 5 6 viewing the IPM server log 5 4 viewing version information viewing 5 4 IP network performance measuring 3 18 end to end 3 19 IP echo operations defining 3 19 statistics viewing 3 21 hop by hop 3 22 IP path echo operations defining 3 22 statistics viewing 3 24 IP path echo collector path usage data viewing 5 16 glossary definition G 6 IP QoS type setting 3 23 DSCP 3 23 IP Precedence 3 23 IP Precedence see IP QoS type setting 3 12 IP QoS type setting enhanced UDP VoIP operations 3 40 DSCP 3 40 IP Precedence 3 40 FTP operations 3 12 DSCP 3 12 IP Precedence 3 12 HTTP operations 3 16 DSCP 3 16 IP Precedence 3 16 IP echo operations 3 20 DSCP 3 20 IP Precedence 3 20 IP path echo operations 3 23 DSCP 3 23 IP Precedence 3 23 TCP operations 3 34 DSCP 3 34 IP Precedence 3 34 UDP operations 3 37 DSCP 3 37 IP Precedence 3 37 J jitter data viewing 5 23 daily data 5 23 monthly data 5 26 weekly data 5 24 glossary definition G 4 K key terms and concepts 1 2 L latency data viewing 5 17 daily data 5 18 monthly data 5 22 weekly data 5 21 glossary definition G 4 leased line glossary definition G 4 listcoll command description B 4 listsrc command description B 4 listtarg co
300. work Performance Monitor OL 11291 01 _ Chapter 3 Using IPM to Measure Network Performance Measuring Network Performance for TCP W Measuring Network Performance for TCP Step 1 Step 2 Step 3 Step 4 IPM s TCP Connect operation measures round trip latency between a source and any IP enabled device running TCP services Latency is computed by measuring the time taken by the source to perform a TCP connect operation to the target device This operation is useful for simulating Telnet or HTTP connection times The TCP operation also measures availability and errors for TCP services You can specify any port number well known or otherwise on any IP host Cisco or non Cisco as long as someone is listening on that port on the target A well known port is a port number less than or equal to 1024 for example 21 for FTP 23 for Telnet and 80 for HTTP IPM provides default TCP Connection operations for several of these common TCP services To measure end to end latency for TCP Define a device as the source device from which to measure performance For details on defining a source device see Defining a Source Device Define a device as the target of connection requests from the source device For details on defining a target see Defining a Target To control how statistics are collected use one of the default operations for TCP or define your own TCP operation For details on defining a TCP operation see Defining a TC
301. y For more information about this command use the ipm export help command For sample output see Output of ipm export help Command You can use this command if you are a member of the casusers group ipm forcestop Solaris only Forcefully stops all IPM servers running on the local host You can use this command only if you have administrative privileges ipm help Displays the command syntax for the ipm command and all of its options For a sample output for this command see Output of ipm help Command You can use this command if you are a member of the casusers group ipm hostname Solaris only Reconfigures IPM after you change a device s host name so that you do not need to reinstall IPM If you do not issue this command after changing a device s host name the IPM servers no longer start up or work correctly and the client cannot connect to the servers You can also use this command to force IPM to use a specific IP address or host name on a system that has multiple IP addresses or host names ipm iosinfo Displays the contents of the IPM IOS Info file You can use this command if you are a member of the casusers group ipm ipaddrchg Changes an old IP address to a new IP address oldlPAddress een PAdress You can use this command if you are a member of the casusers group ipm listcoll Displays a directory listing of the collector seed files on the local host You can use this command if you are a member of the casusers group ipm listsrc Displa
302. y Operation types if you do not want to specify the SourceInterfaceIP FE HE HE HEHE FE HE HE FE HE FE FE FE EH EEE FE FE HE FE FE FE FE FE EHH FE FE FE EEE HE FHE FE HH HE FHE HE FE HE FE HE HE FHE HE HE HE FE HE HE HE HE HE HH HE L 12 M S 1 24M 0 36 S 16M 1 12 M L 24 S 20 1999 01 00 00 36 M S S S S FEE HE HE HE HEHE HEH HE H HE FE HE HE HE HE FE HE HE FE HE FE FE FE EH FE FE FE FE FE FE FE FE FE FE FE EH FE FE FE HE FHE HE FE HE FE FE HE FHE HE FE FE FE FHE HE FE HE FE HE HE FHE HE FE HE HE FHE HE FE HE HE HE HE HE HH HE 1 12 M SourceInterfaceIP 1 0 S SourceInterfaceIP L 24M 0 36 S L6M L 12 M L 24 S 720 1999 01 00 00 36 M S S S S FE HE HE HE HE FE HE EEE FE FE FE HE FE HE EE FE FE FE FE FE FE FE FE HHH FE FE FE HE FE FE FE FE FE FE HE FHE FE FE FE FE FHE HE FE FE FE HE HE FHE HE FE HE HE FHE HE FE HE FE HE HE HE HH HE E User Guide for Internetwork Performance Monitor OL 11291 01 Chapter4 Modifying IPM Components Adding Components Using Seed Files W Loading Components From a Seed File To load components from a seed file into IPM Step1 From the IPM Main Window select File gt Open Seed File The Seed File window appears Figure 4 7 Seed File Window ale Seed File Name Seed File Type Source v ga view Cancel Help 39295 Step2 In the Seed File Type field select Source Target or Collector as the type of seed file to load Step 3 In the Seed File Name field enter
303. y entering cd opt CSCOipm bin ipm restart When the IPM servers start up they discover the variables and use the new timeout and retry values Setting SNMP Environment Variables in Windows Step 1 Step 2 To set SNMP environment variables in Windows Make sure the IPM server is not running You must set these environment variables while the IPM server is not running To stop the IPM server enter cd c Program Files Internetwork Performance Monitor Server bin ipm stop On your IPM server use a text editor to open the ipm env file In Windows the default directory for the ipm env file is c Program Files Internetwork Performance Monitor serveretc amp Note The default directory for installing IPM is c Program Files Internetwork Performance Monitor If you installed IPM in a different directory specify that directory instead of c Program Files Internetwork Performance Monitor oL 11291 01 User Guide for Internetwork Performance Monitor Chapter4 Modifying IPM Components E Setting New IPM Server Process Timeout Values Step 3 Step 4 Step 5 Step 6 By default the variable definitions are commented out in the file Max value is 60 seconds default is 5 seconds min is 1 seconds set IPM_SNMP_TIMEOUT 5 Max value is 5 default is 3 min is 1 set IPM_SNMP_RETRIES 3 Max value is 60 default is 5 min is 1 set IPM_SNMP_TIMEOUT_INCREMENT 5 To change a variable definition
304. y for many Cisco products The Cisco IOS software allows centralized integrated and automated installation and management of internetworks while ensuring support for a wide variety of protocols media services and platforms command line interface An interface that allows the user to interact with the Cisco IOS software operating system by entering commands and optional arguments Node or software program that requests services from a server The IPM user interface is an example of a client See also server Entity defined to measure network performance statistics from a specific router source to a specific device target The collector definition includes information about the source target the protocol used to take measurements how often measurement are taken and the length of time duration of the measurements See CLI See community string Text string that acts as a password and is used to authenticate messages sent between a management station and a router containing an SNMP agent The community string is sent in every packet between the manager and the agent Also called a community name See DLSw OL 11291 01 User Guide for Internetwork Performance Monitor Glossary dedicated line device DHCP DLSw DNS domain Domain Name System duration Dynamic Host Configuration Protocol echo G graphical user interface GUI Communications line that is indefinitely reserved for t
305. ying whether SA Agent running on your Cisco IOS software see Verify Your SA Agent Version section on page C 2 3 The maximum number of collectors supported might be less than 200 or 500 This number is dependent on several factors including the router configuration buffer size the amount of DRAM installed in the router and the type of collectors configured in IPM User Guide for Internetwork Performance Monitor OL 11291 01 Appendix A IPM FAQs and Troubleshooting Tips IPMFAOs W 4 IP Path Echo collectors are not supported on routers running Cisco IOS software release 12 0 x T To create IP Path Echo collectors you must upgrade the routers defined as source routers to Cisco IOS software release 12 1 1 or later 5 Maximum number of collector depends on the available memory on the router amp Note A collector is the term that IPM uses to describe an entity that performs a specific measurement between a specific source router and target device Q Can I configure collectors that use SA Agent targets and NNTP POP3 or SMTP operations A No SA Agent targets are routers and routers cannot perform NNTP POP3 or SMTP services If you configure a collector with an SA Agent target and an NNTP POP3 or SMTP TCP Connect operation such as DefaultNNTP DefaultPOP3 or DefaultSMTP IPM displays No Connection error messages and does not collect data Q Which Cisco hardware platforms support the SA A
306. ys a directory listing of the source seed files on the local host You can use this command if you are a member of the casusers group ipm listtarg Displays a directory listing of the target seed files on the local host You can use this command if you are a member of the casusers group User Guide for Internetwork Performance Monitor a OL 11291 01 _ Appendix B IPM Command Reference Table B 1 Command IPM Commands continued Description ipm loadco11 filename Loads the specified collector seed file into the IPM database You can use this command if you are a member of the casusers group ipm loadsre filename Loads the specified source seed file into the IPM database You can use this command if you are a member of the casusers group ipm loadtarg filename Loads the specified target seed file into the IPM database You can use this command if you are a member of the casusers group ipm logger Displays the ipmLogger log x file page by page You can use this command if you are a member of the casusers group ipm mirror Exports IPM device or collector data in seed file format source target collector You can use this command if you are a member of the casusers group ipm mirror all Solaris only Exports IPM device data for sources targets and collectors in seed file format and creates a tar file of all components in a file named tmp ipm mirror host_name tar Win

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