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3Com RMON-EMP-3 Network Card User Manual

1. New York Los Angeles RMO Management Module Et Console with RMON Client Application lt SS f Figure 1 1 RMON Sample Application Introduction 1 9 Installing the Module This chapter contains the following sections Precautionary Procedures Quick Installation Unpacking Procedures Installing the RMON MultiProbe Module Connecting a Terminal 0D oO OD OD O D Initializing the RMON MultiProbe M odule D Monitoring the Front Panel Installing the Module 2 1 Precautionary Procedures Caution Electrostatic discharge ESD can damage AN static sensitive devices on circuit boards When you handle the module Q Do not remove the board from its antistatic shielding bag until you are ready to inspect or install it Q Handle the board by the faceplate only Use proper grounding techniques when you install the module including Q Using afootstrap and grounded mat or wearing a grounded static discharge wrist strap Q Touching the grounded rack or other source of ground just before you handle the module 2 2 Ethernet RMON MultiProbe Module Installation and Operation Guide Quick Installation Table 2 1 outlines the steps necessary to complete the installation of the RMON MultiProbe Module If you are familiar with installi
2. Time Zone Captured Packets Serial Port Configuration Information Counted Packets Historical Ethernet Statistics Current Ethernet Statistics Host Tables M atrix Tables 3 42 Ethernet RMON MultiProbe M odule Installation and Operation Guide Table 3 11 RMON MultiProbe Module Information Preserved and Lost on Cold Start Continued Information Preserved Information Lost Host Top N Tables Logs Alarm Table Filter Table Channel Table Buffer Control Table Event Table Serial Connection Table Trap Destination Table Configuring the Module 3 43 Troubleshooting This chapter provideshardware troubleshooting information which you can use if the RMON MultiProbe M odule fails to operate correctly If after reviewing the information in this chapter you cannot correct the problem contact your 3Com representative for further assistance This chapter contains the following sections Q Troubleshooting Startup Problems Q Troubleshooting Malfunctions Q Troubleshooting Network Connectivity Problems a Technical Assistance Troubleshooting 4 1 Troubleshooting Startup Problems This section describes how to troubleshoot startup problems by monitoring the Interface Status LEDs and the M odule Status LED on the RMON M ultiProbe M odule faceplate When you first install the RM ON M ultiProbe M odulein the hub the module runs the following diagnostics
3. i960 diagnostics failed Attach a terminal to the module RS 232 port Reset the module Note the failure code Contact the 3Com Customer Service Center Troubleshooting 4 3 Table 4 2 Troubleshooting Malfunctions Continued Symptom Possible Cause Module does not Module is not fitted power up correctly against backplane Corrective Action Remove the module from the slot and replace it in the slot This action ensures that the module is fitted correctly Place the module in a different slot in the hub The hub is not receiving electrical power Check that the hub is receiving power Test for power at the wall outlet by plugging in another device Select another outlet on a different circuit if necessary Module is unable to communicate with hub backplane Reset the RM ON M ultiProbe M odule through the management module or press the Reset button on the RMON MultiProbe M odule front panel 4 4 Ethernet RMON MultiProbe Module Installation and Operation Guide Table 4 2 Troubleshooting Malfunctions Continued Symptom Possible Cause Corrective Action Attached terminal The terminal is Follow the does not operate malfunctioning troubleshooting proceduresrecommended by the terminal manufacturer Cables are M ake sure that the cable unattached connections at both ends are secure Cables are not the Make sure that the cable correct type attached to
4. Q Electrical Specifications Environmental Specifications Mechanical Specifications General Specifications Connectors and Cables CO oO O UU D Memory Configuration Allocation Specifications A 1 Electrical Specifications Pow er Requirements 5 V 4 12 V 5 2 5 A for 5 V 0 008 A for 12 V Fuse 4 0 A Fast Blow for 5 V 0 5 A Fast Blow for 12 V Consumption 13 watts Environmental Specifications Operating Temperature 0 to 40 C 32 to 122 F Storage Temperature 30 to 65 C 22 to 149 F Humidity Less than 95 noncondensing BTU hr 44 37 MTBF hr 119 563 A 2 Ethernet RM ON MultiProbe Module Installation and Operation Guide Mechanical Specifications Width 1 0 Length 10 275 Height 8 5 Weight 1 25 Ibs General Specifications RMON Intel 960CF 33 Mhz processor Processor 128 KB Boot Flash 512 KB Application Flash 8 MB DRAM SIM supported 128 KB NVRAM Battery Backed SRAM Netw ork M otorola 68302 16 Mhz processor Processor 512 KB Flash Boot and Application 512 KB SRAM Special Circuits Real Time Clock Per Port Correlation capability Ethernet Ethernet 1 or Isolated Interface 1 Ethernet Ethernet 2 or Isolated Interface 2 Specifications A 3 Ethernet Ethernet 3 or Isolated Interface 3 Configuration Using SLIP BOOTP inband and out of band management Connector
5. This chapter describes how to configure the 3Com Ethernet RMON M ultiProbe M odule for operation This chapter contains the following sections Configuration M enu Overview Configuring the Module and Interfaces Assigning Interfaces to Networks Showing Module and Interface Configurations CO oO O OU D Re initializing the RMON MultiProbe Module Configuring the Module 3 1 Configuration Menu Overview This section describes the RM ON MultiProbe M odule configuration menus and how to use the menus to configure the module and interface The configuration menus enable you to configure the module and interfaces using a terminal attached to the front panel RS 232 port and an RS 232 null modem cable Referto AppendixA Specifications forinformation on cable pinouts This section includes m m Co DOD DOD D Modifying Configuration M enu Values Using the Main Configuration Menu Using the Download M enu Using the Modify View Configuration Values M enu Using the Modify View Serial Configuration Values M enu Using the Modify View Network Settings M enu Using the Modify View Network Interface Settings M enu 3 2 Ethernet RMON MultiProbe Module Installation and Operation Guide Figure 3 1 is a flow chart of the RMON MultiProbe Module configuration menus Main M enu Modify View con Download new fi Warm start and Cold start and Enter one of 1 Bw nde figuration values rmware
6. eooo Ethernet Figure A 2 Out of Band Connections to the RMON MultiProbe Module A 8 Ethernet RMON MultiProbe Module Installation and Operation Guide Using the RMON MultiProbe Module SLIP Address To communicate with the RMON MultiProbe Module the client software must use the RMON MultiProbe M odule local SLIP address as the module destination IP address For information on configuring a SLIP route to a device refer to the workstation UNIX manual Over a SLIP connection the RMON MultiProbe M odule supports the following configuration Q Various baud rates refer to the Serial Configuration menu in Chapter 3 Configuring the M odule Q 8 bit Q No parity Q 1 stop bit Specifications A 9 RS 232 Straight Through Cable Table A 2 represents the minimum pinouts required for an RS 232 straight through cable The modem end of the cable is a 25 pin male connector The RMON MultiProbe M odule end of the cable is a 25 pin female connector Table A 2 RS 232 Straight Through Cable Pinouts RMON Modem MultiProbe Module 2 Tx 2 3 Rx 3 4 RTS 4 5 CTS 5 6 DSR 6 7 GND 7 8 DCD 8 20 DTR 20 22 RI Not connected 23 SR Not connected A 10 Ethernet RMON MultiProbe M odule Installation and Operation Guide RS 232 Null Modem Cable Figure A 3 represents the minimum pinouts required for an RS 232 null modem cable The terminal e
7. Diagnostic Tests and Interface Status LEDs 4 2 Troubleshooting Malfunctions 000 cea 4 3 RMON MultiProbe Module RS 232 25 Pin Port Connector PinoutS 0 cee A 5 RS 232 Straight Through Cable Pinouts A 10 Maximum Number of Entries for Ethernet Tables A 12 Ethernet RMON MultiProbe M odule Installation and Operation Guide xi xii Ethernet RMON MultiProbe M odule Installation and Operation Guide How to Use This Guide This guide describes how to install the 3Com Ethernet RM ON MultiProbe Module into the 3Com ONline System Concentrator and the ONcore Switching Hub This guide also provides troubleshooting suggestionsto use if a problem occurs with the module Audience This guide is intended for the following people at your site Q Network manager or administrator QO Hardware installer Ethernet RMON MultiProbe Module Installation and Operation Guide xiii Structure of This Guide This guide contains the following chapters and appendix Chapter 1 Introduction Providesan introduction to the 3Com Ethernet RMON MultiProbe Module Chapter 2 Installing the Module Describes the installation procedures for the module and describes how to monitor the front panel Chapter 3 Configuring the Module Describes how to configure the module for operation Chapter 4 Troubleshooting Describes troubleshooting information for correcting possible problems during modu
8. Numerics 3Com Bulletin Board Service 3ComBBS B 3 3Com Management Module console port 3 35 A ASCII Control Characters 3 18 Assigning default gateway 3 26 IP address 3 26 subnet mask 3 26 Attaching workstation 2 7 Audience guide xiii Autodiscovery echo interval 3 12 Binary Data control sequence 3 19 BOOTP 3 29 downloading configuration information 3 29 network Interface 3 22 server 3 29 BOOTP Server bootptab file 3 30 bootptab file sample 3 31 bulletin board service B 3 Index C Cables A 4 Cold start configuration information 3 42 Community Name 4 8 Community string default value 4 8 Compliance with RMON standard 1 7 Configuration menus displaying 3 5 modifying 3 5 overview 3 2 Connect Response string 3 19 Connectors A 4 Crossover cable pinouts A 6 D Data stream 3 19 Default Gateway IP Address 3 22 assigning 3 26 Diagnostic tests 4 2 DIP switch location 3 33 settings 3 34 switch positions 3 34 using to assign interfaces to networks 3 33 Download menu description 3 10 options 3 9 Index 1 Download pathname 3 10 hot swap capabilities 2 5 installing the module 2 3 2 5 2 6 E quick installation chart 2 3 Interface Electrical specifications A 2 assigning to networks 3 32 Electrostatic discharge IP address 3 9 3 25 precautionary procedures 2 2 Status LED 2 10 Environmental specifications A 2 subnet mask 3 9 3 25 Ethernet RMON Gro
9. RMON MultiProbe M odule Installation and Operation Guide Using BOOTP to Configure the Module and Interfaces This section describes Q BOOTP Description BOOTP Configuration Process a a BOOTP Requirements a Using BOOTP BOOTP Description BOOTP Bootstrap Protocol is a UDP IP based User Datagram Protocol Internet Protocol broadcast protocol which allows a device to configure itself dynamically without user intervention Use BOOTP to download configuration information from a BOOTP server to the RMON M ultiProbe M odule interface configured for BOOTP BOOTP Configuration Process During initialization the RMON MultiProbe M odule verifies that the IP address and subnet mask of the interface configured for BOOTP is not set to null all zeros If either the IP address or subnet mask are null the module automatically sends out BOOTP requests every 60 seconds through the designated BOOTP interface until it receives a valid BOOTP response If the default gateway is originally set to null the BOOTP server also supplies the module with gateway information The response from the BOOTP server supplies the RMON MultiProbe M odulewith itsnetwork parameters W hen BOOTP obtains valid addresses the module stores the parameters in battery backed RAM and becomes operational The RMON MultiProbe M odule defaults to interface 1 for a BOOTP server Because only one interface at a time can be used with BOOTP you can only download configurati
10. The Modify View Network Interface 1 Settings menu is displayed Figure 3 7 4 To assign a An IP address select option 1 The module displays the current value and prompts you to enter a new value b A subnet mask select option 2 The module displays the current value and prompts you to enter a new value 5 To modify an IP address or subnet mask delete one character at a time using the Backspace key To delete the entire value press Ctrl U 6 Enter the new value and press Return 7 Select S to save the changes and return to the previous menu 8 Repeat steps 3 through 7 to assign an IP address and subnet mask for each interface Configuring the Module 3 27 Assigning the Module Default Gateway You must assign a default gateway for the RMON MultiProbe M odule To assign a default gateway 1 From the Main menu select option 1 M odify View Configuration Values and press Return The M odify View Configuration Values menu is displayed see Figure 3 4 From the M odify View Configuration Values menu select option 1 M odify View Network Settings and press Return The Modify View Network Settings menu is displayed see Figure 3 6 From the M odify View Network Settings menu select option 4 and press Return The module displays the current default gateway and prompts you to enter a new value Enter the new default gateway To save the changes and return to the previous menu select S 3 28 Ethernet
11. an ONcore Distributed Management M odule DMM Compliance The 3Com Ethernet RMON MultiProbe M odule complies with the RMON standard as defined by RFC 1757 Introduction 1 7 Theory of Operation This section describes the theory of operation for the RMON MultiProbe Module The RMON MultiProbe M odule QO Supports simultaneous analysis of three Ethernet channels Q Monitors the network proactively For example when a network event occurs or a problem becomes apparent in the network you use a protocol analyzer to attempt to isolate and correct the problem RMON technology also provides you with protocol analyzer capabilities However RM ON takes a more proactive approach to network monitoring by Q Alerting you of network events before they can become a problem Q Providing you with information to help isolate problems You can also configure the RMON MultiProbe Module to check continuously for specific error conditions and notify you or log the event when the conditions occur 1 8 Ethernet RMON MultiProbe Module Installation and Operation Guide Sample Application Figure 1 1 illustrates a sample application of RMON M ultiProbe M odules in a concentrator monitoring Ethernet segments in Boston and New York With the appropriate interconnections you can view the RMON data collected by the RMON MultiProbe M odules from a client workstation application in Los Angeles Boston RMON S
12. eee eee 2 10 Ethernet RMON MultiProbe M odule Installation and Operation Guide v Chapter 3 Configuring the Module Configuration Menu Overview sanasana anana ee ees Modifying Configuration Menu Values 00000 eee Using the Main Configuration Menu 1 es Using the Download Menu 1 ee Using the Modify View Configuration Values Menu Using the M odify View Serial Configuration ValuesMenu Modem Init Strings and Hangup Strings 0005 Modem Response Strings 0c cece ee eee Using the M odify View Network Settings Menu Using the M odify View Network Interface Settings Menus Configuring the Module and Interfaces 0 0 c cee Assigning the Interface IP Address and Subnet Mask Assigning the Module Default Gateway 000 eee Using BOOTP to Configure the Module and Interfaces BOOTP Description 4 5 lt 4 Sarecd cared a ated ee ee ee a hae BOOTP Configuration Process 0 1 0 ccc ees BOOTP Requirements 0 00 ccc eee tenes Using BOOT eimie Carat Hie tlie a e bas a eet Sample BOOTPtab file eee Assigning Interfaces to Networks 0 0 e eee eee eee Using the DIP Switch to Assign Networks 0 00a Using Management Commands to Assign Interfaces to Networks Management Command Examples 0 0 eee eae Saving Network Assignments 000 c cece eee Showing Module and Interface Con
13. for an interface select option 1 2 or 3 from the Modify View Network Settings menu Figure 3 7 isan example of the M odify View Network Interface 1 Settings menu Configuring the Module 3 23 Modify View Network Interface 1 Settings Menu MAC address 08 11 22 33 44 55 1 IP address 151 104 6 7 2 Subnet mask 2595725957259550 S Save changes and exit 0 Cancel changes and exit Enter one of 1 2 S 0 Figure 3 7 Modify View Network Interface 1 Settings Menu 3 24 Ethernet RMON MultiProbe M odule Installation and Operation Guide Table 3 8 describes the M odify View Network Interface Settings menu options Table 3 8 Modify View Network Interface Settings Menu Description Option Result 1 Displaysthe interface IP addressand enablesyou to IP address enter a new value 2 Displaysthe interface subnet mask and enables you Subnet M ask to enter a new value S Saves all changes made to the Interface menu to Save Changes and non volatile memory and returns to the Exit M odify View Network Settings menu 0 Cancels changes made to the Interface menu and Cancel Changes returns to the M odify View Network Settings and Exit ee Configuring the Module 3 25 Configuring the Module and Interfaces Before the RMON MultiProbe M odule can become operational you must configure the following parameters for the module and interfaces QO IP address for each interface O Subnet mask for each inte
14. impress servers ip host IP address Ig log servers lp LPR servers ns IEN 116 name servers rl resource location protocol servers sm subnet mask tc template host points to similar host entry to time offset seconds ts time servers Define a global entry which specifies the information every host uses global dummy hd tftpboot bf null Define different master entries for each subnet H HHH HHH HHH HHH HHH HH HH default vm rfc1048 hd tftpboot bf null sm 255 255 255 0 js test 64 ip 151 104 15 2 ht ethernet ha 081122334455 gw 151 104 15 1 tc default Configuring the Module 3 31 Assigning Interfaces to Netw orks To assign RMON MultiProbe M odule interfaces to networks you can use either Q DIP switch settings if your hub is unmanaged an ONline or ONcore management module is not installed in the hub Q ONline or ONcore network management commands if an ONline or ONcore management module is installed in the hub You can assign the three RMON MultiProbe M odule network interfaces as follows QO Interface 1 to Ethernet 1 or Isolated QO Interface 2 to Ethernet 2 or Isolated QO Interface 3 to Ethernet 3 or Isolated Note Each interface can only be configured to its corresponding Ethernet network or isolated that is Interface 1 to Ethernet 1 Interface 2 to Ethernet 2 Interface 3 to Ethernet 3 3 32 Ethernet RMON MultiProbe M odule In
15. pings but not to SNMP verify that the RMON client software community string matches the RMON M ultiProbe M odule community string default value The RMON M ultiProbe M odule default community name is admin Community names are case sensitive The admin community name provides read write access Note You can only modify the community name using the RM ON client software 4 8 Ethernet RMON MultiProbe Module Installation and Operation Guide Technical Assistance You can receive assistance for installing and troubleshooting the Ethernet RMON MultiProbe Module by calling either your 3Com reseller or 3Com Technical Support Be prepared to supply a representative with the following information m m m Q Description of the problem Steps you have taken to try and correct the problem Type and software version of the ONline network management module being used Version of software installed on your Ethernet RMON MultiProbe Module Status of the front panel LEDs Configuration of your concentrator you may find it helpful to refer to the Slot Usage Chart in Appendix B of the ONline System Concentrator Installation and Operation Guide for a record of this information Status of powerup diagnostics Refer to Appendix B for instructions on contacting Technical Support for your product Troubleshooting 4 9 Specifications This appendix lists specifications for the 3Com RM ON MultiProbe M odule including
16. software commands associated with the Distributed Management M odule ONline Management Commands Guide Describes the software commands associated with the ONline Management M odules Distributed Management M odule Commands Guide Describes each management command by providing detailed information on the commands s format use and description Fora complete list of 3Com documents contact your 3Com representative Ethernet RMON MultiProbe M odule Installation and Operation Guide xvii Reference Documents The following documents supply related background information Case J Fedor M Scoffstall M and J Davin The Simple Network Management Protocol RFC 1157 University of Tennessee at Knoxville Performance Systems International and the M IT Laboratory for Computer Science May 1990 Rose M and K McCloghrie Structure and Identification of Management Information for TCP IP based Internets RFC 1155 Performance Systems International and Hughes LAN Systems May 1990 Waldbusser S Remote Network Monitoring Management Information Base RFC 1757 Carnegie Mellon University February 1995 xviii Ethernet RMON MultiProbe M odule Installation and Operation Guide Introduction This chapter provides an introduction to the 3Com Ethernet RMON MultiProbe M odule hereafter referred to asthe RMON MultiProbe Module The RMON MultiProbe M odule is managed by the following 3Com management modules QO ONcore Distribut
17. 2 33 44 5A 06 03 LOGICAL OKAY ETHERNET 3 Port Connector BACKPLANE IP Address 151 104 17 2 Station Address 08 11 22 33 44 5B Configuring the Module 3 39 Re initializing the RMON MultiProbe Module Once you install and configure the RMON MultiProbe M odule and it has successfully completed its diagnostics the module functions without user intervention You can re initialize the module by performing one of the following actions QO Issue the RESET MODULE command from the management module performs a warm start Press the front panel Reset button performs a warm start Q Initiate one of the following starts from the M ain configuration menu Warm start Cold start The effects of warm and cold starts are discussed below 3 40 Ethernet RMON MultiProbe M odule Installation and Operation Guide Warm Starting the RMON MultiProbe Module When you re initialize the RMON MultiProbe M odule by initiating a warm start for example by pressing the Reset button all collected information stored in the module Random Access M emory RAM is lost Configuration information however isnot lost Table 3 10 lists the information preserved and lost upon a warm start of the module Table 3 10 RMON MultiProbe Module Information Preserved and Lost on Warm Start Information Preserved Allinstalled filter and channel tables Information Lost Captured Packets Bu
18. 33 RS 232 Crossover Cable for a Terminal With a 25 Pin Connector asasan ees A 6 Out of Band Connections to the RMON MultiProbe Module ce eee A 8 RS 232 Straight Through Cable Pinouts A 11 Ethernet RMON MultiProbe M odule Installation and Operation Guide ix x Ethernet RMON MultiProbe Module Installation and Operation Guide Tables Table 2 1 Table 2 2 Table 3 1 Table 3 2 Table 3 3 Table 3 4 Table 3 5 Table 3 6 Table 3 7 Table 3 8 Table 3 9 Table 3 10 Table 3 11 Table 4 1 Table 4 2 Table A 1 Table A 2 Table A 3 Quick Installation Steps ee 2 3 Module LED Interpretations 0 0 0 0 00 cee 2 12 Main Configuration Menu Description 0 3 8 Download Menu Description 0 00 e eee 3 10 M odify View Configuration Values M enu DESCHDLON amp asena eaa det a a doy a a deen head 3 12 M odify View Serial Configuration Values Menu Description suauu uaaa aa 3 15 Modem Init Strings and Hangup Strings 3 17 Connect Response String Example aaua anaana aaa 3 19 M odify View Network Settings Menu Description 3 22 M odify View Network Interface Settings M enu DESCHIDUON iraa berera n ete aa DER a iee 3 25 Network Selection DIP Switch Settings 3 34 RM ON MultiProbe Module Information Preserved and Lost on Warm Start naaa aaa aaa 3 41 RM ON MultiProbe Module Information Preserved and Lost on Cold Start aa aaa a 3 42
19. EtherDisk EtherLink EtherLink II EtherLink Plus LANplex LANsentry LinkBuilder NETBuilder NETBuilder II NetFacts ONcore ONsemble ORnet Parallel Tasking SmartAgent StarBrid ge TokenLink TokenLink Plus TriC hannel and View Builder are registered trademarks of 3Com Corporation ii Ethernet RMON MultiProbe M odule Installation and Operation Guide 3Com Laser Library 3Com OpenHub 3TECH FDDILink FMS G Man MultiProbe NetProbe OnDeck ONdemand ONline PowerRing StackJack StackWay Star Tek SwitchCentral and Transcend are trademarks of 3Com Corporation 3ComFacts and Ask3Com are service marks of 3Com Corporation The 3Com Multichannel Architecture Communications System is registered under U S Patent Number 5 301 303 3Com registered trademarks are registered in the United States and may or may not be registered in other countries Other brand and product names may be registered trademarks or trademarks of their respective holders AT amp T is a registered trademark of American Telephone and Telegraph Company Banyan and VINES are registered trademarks of Banyan Systems Inc CompuServe is a registered trademark of CompuServe Inc ProComm is a registered trademark of DATASTORM TECHNOLOGIES INC DATASTORM isa trademark of DATASTORM TECHNOLOGIES INC DEC DECnet DELNI POLYCENTER VAX VT100 VT220 and the Digital logo are trademarks of Digital Equipment Corporation Hayes is a registered trademark of H
20. Exit Exit 23 4 1 Modify View Configuration Values On aw AUNE Modify View network settings Autodiscovery echo interval Date Time Timezone secs Modify View serial port settings Save changes and exit Cancel changes and exit 3 Warm start the module and exit menus 4 Cold start the module and exit menus 6 Modify View Serial Configuration Values 2 Download Menu OR WNEF Filename to download tftp server IP address Download to firmware Temporary download Return to previous menu bh On O IN WD WO Ww W N Serial port IP address Serial port subnet mask Serial port speed Serial port mode Modem Init String Modem Hangup String Modem Connect Responses Modem No Connect Responses Save changes and exit Cancel changes and exit Modify View network settings menu shown on next page Figure 3 1 Configuration M enu Flow Chart Configuring the Module 3 3 1 Modify View Network Settings Menu Modify View settings for network interface 1 Modify View settings for network interface 2 Modify View settings for network interface 3 Default gateway IP address BOOTP network interface Enter one of 123 45 oO e WN FP 1 2 and 3 Modify View network interface x settings MAC address 08 11 22 33 44 55 1 IP address 2 Subnet mask S Save changes and exit 0 Cancel changes and exi
21. O SRAM Data Bus OY SRAM Address Bus The Interface Status LEDs display a pattern during the execution of each diagnostic test The patterns correspond to the test as indicated in Table 4 1 Table 4 1 Diagnostic Tests and Interface Status LEDs Diagnostic Interface 1 Interface 2 Interface 3 g Status LED Status LED Status LED SRAM Data Bus On Off Off SRAM Address Bus Off On Off If the SRAM Data Bus or SRAM Address Bus diagnostics fail the pattern of the failed diagnostic remains on the Interface Status LEDs If this occurs contact the 3Com Customer Service Center for corrective action 4 2 Ethernet RMON MultiProbe Module Installation and Operation Guide Troubleshooting Malfunctions Table 4 2 lists the symptoms of operating malfunctions for the RMON M ultiProbe M odule and shows possible causes and corrective actions for these malfunctions Table 4 2 Troubleshooting Malfunctions Symptom Module Status LED doesnot illuminate or blink Possible Cause An unrecoverable error in the module hardware or software has Corrective Action Contact the 3Com Customer Service Center occured Module Status LED Interprocessor Press the Reset button on blinks continuously failure the front panel to reset the module Module Status LED illuminates briefly and then remains off 68030 diagnostics failed Contact the 3Com Customer Service Center M odule Status LED blinks continuously
22. Port IP Address Result Displays the serial IP address of the RMON M ultiProbe M odule and enables you to enter a new IP address 2 Serial Port Subnet M ask Not used 3 Serial Port Speed Displays the serial port speed that sets the baud rate used by the serial interface and enables you to enter a new value Valid values 1 300 2 1200 3 2400 4 4800 5 9600 6 14400 7 19200 8 38400 4 Serial Port Mode Display the serial connection value which indicates whether or not the connection is direct or is using a modem and enables you to enter a new value Valid values 1 direct 2 modem 3 direct with hardware flow control 4 modem with hardware flow control Configuring the Module 3 15 Table 3 4 Modify View Serial Configuration Values Menu Description Continued Option 5 M odem Init String Result Display the modem init string and enables you to enter a new value In modem mode this string initializes the modem 6 Modem Hangup String Displaysthe modem hangup string and enables you to enter anew value In modem mode this string hangs up the modem 7 Displays the modem connect response and Modem Connect enables you to enter a new value In modem Response mode this string contains valid modem connect responses and the baud rate to which the serial port should be set 8 Displays the modem no connect response and Modem No Connect Response enables
23. aused to radio and TV receivers and so on Read the instructions for correct handling UK General Approval Statement The ONcore Switching Hub ONline System Concentrator and ONsemble StackSystem Hub are manufactured to the International Safety Standard EN 60950 and are approved in the UK under the General Approval Number NS G 12345 100003 for indirect connection to the public telecommunication network Disclaimer The information in this document is subject to change without notice and should not be construed as a commitment by 3Com Corporation 3Com Corporation assumes no responsibility forany errors that may appear in this document Copyright Statement 1996 by 3Com Corporation Printed in U S A All rights reserved 3Com isa registered trademark of 3Com Corporation ONcoreisa registered trademark of 3Com Corporation The information contained herein is the exclusive and confidential property of 3Com Corporation No part of this manual may be disclosed or reproduced in whole or in part without permission from 3Com Corporation Trademarks and Patents Because of the nature of this material numerous hardware and softw are products are mentioned by name In most if not all cases these product names are claimed as trademarks by the companies that manufacture the products It is not the intent of 3Com Corporation to claim these names or trademarks as its own 3Com Artel Boundary Routing CardBoard CardFacts Galactica
24. ayes Microcomputer Products OpenView isa registered trademark of Hewlett Packard Company Intel is a registered trademark of Intel Corporation AIX IBM and NetView are registered trademarks of International Business M achines Corporation Microsoft and MS DOS are registered trademarks of Microsoft Corp Windows is a trademark of Microsoft Corp OSF and OSF M otif are registered trademarks of Open Software Foundation Inc V30 is a trademark of NEC Corporation NetWare and Novell are registered trademarks of Novell Incorporated IPX is a trademark of Novell Incorporated Retix is a registered trademark of Retix ROUTERXchange is a trademark of Retix Solaris SPARC engine Sun Sun Microsystems and SunSoft are registered trademarks of Sun Microsystems Inc ONC OpenW indows SunNetM anager and SunOSaretrademarks of Sun Microsystems Inc SPARCstation and SPARCompiler are licensed exclusively to Sun Microsystems Inc OPEN LOOK is a registered trademark of UnixSystem Laboratories Inc UNIX is a registered trademark in the United States and other countries licensed exclusively through X Open Company Ltd Restricted Rights Use duplication or disclosure by the Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 Printed on recycled paper Ethernet RMON MultiProbe M odule Installation and Operation Gu
25. con ONline Ethernet RMON MultiProbe Module Installation and Operation Guide Document Number 17 00519 2 Printed March 1996 Model Number RM ON EM P 3 Software Version 1 0 3Com Corporation 118 Turnpike Road Southborough MA 01772 1886 U S A 508 460 8900 FAX 508 460 8950 Federal Communications Commission Notice This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation ofthisequipment in a residential area is likely to cause harmful interference in which case you must correct the interference at your own expense Canadian Emissions Requirements This Class A digital apparatus meets all requirements of the Canadian Interference C ausing Equipment Regulations Cet appareil num rique de la classe A respecte toutes lesexigences du R glement sur le mat riel brouilleur du Canada VDE Class B Compliance Hiermit wird bescheinigt dass der RM ON EM P 3 in Uebereinstimmung mit den Bestimmungen der Vfg 243 1991 funkentstoert ist Der Deutschen Bundespost wurde das Inverkehrbringen dieses Geraet
26. d analysis a HostGroup Containsstatisticalcounters grouped byM AC address specific to each station on the network This group also contains the order in which devices or stations were discovered Introduction 1 3 Q HostTopN Group Sorts stations by top traffic contributors You can use this information to identify the most active hostson asegment or the hosts producing the most errors Q Matrix Group Collects statistics between pairs of devices on the network and tracks information specific to each connection such as the number of packets transmitted between devices Q Packet Capture Group Handles the capture and uploading of packets collected by the RMON MultiProbe M odule Q Statistics Group Contains cumulative traffic and error statistics for example packet distribution and Cyclic Redundancy Check for each device being monitored 1 4 Ethernet RMON MultiProbe Module Installation and Operation Guide RMON MultiProbe Module Overview The RMON MultiProbe M odule is a single slot Ethernet module that you install in an ONline and ONcore hub The RMON MultiProbe M odule can monitor up to three Ethernet networks simultaneously and perform all functions on all networks in parallel The RMON MultiProbe M odule supports Q UDP IP User Datagram Protocol Internet Protocol over Ethernet Q SLIP Serial Line Internet Protocol Q SNMP Simple Network Management Protocol over UDP for management access Q ICMP Inter
27. d in slot 6 of an ONline System Concentrator ONline gt show module 6 verbose Slot Module Version Network General Information 06 RMON EMP 3 Vx xxX PER_PORT Module is up RMON EMP 3 Ethernet RMON MultiProbe Boot Version VX XX Native Software Version VX XX Native Boot Software Version VX XX Show Port Command The SHOW PORT command enables you to display brief and verbose information on an individual interface or on all interfaces The syntax of the SHOW PORT command is SHOW PORT slot port verbose slot all no_verbose The following output is an example of the SHOW PORT ALL command issued for a module installed in slot 6 ONline gt show port 6 all Port Display for Module RMON EMP 3 Port ode Status etwork General Information 06 01 LOGICAL OKAY ETHERNET_1 06 02 LOGICAL OKAY ETHERNET_2 06 03 LOGICAL OKAY ETHERNET_3 3 38 Ethernet RMON MultiProbe M odule Installation and Operation Guide The following output is an example of the SHOW PORT VERBOSE ALL command issued for a module installed in slot 6 ONline gt show port 6 all verbose Port Display for Module RMON EMP 3 Port Mode Status etwork General Information 06 01 LOGICAL OKAY ETHERNET _1 Port Connector BACKPLANE IP Address 151 104 6 28 Station Address 08 11 22 33 44 59 06 02 LOGICAL OKAY ETHERNET _2 Port Connector BACKPLANE IP Address 151 104 16 2 Station Address 08 11 2
28. d showing 3 37 Module LEDs interpreting 2 12 Network assignments saving 3 37 Network connectivity problems troubleshooting 4 1 4 8 Network selection 3 34 network supplier support B 2 No Connect Response string 3 20 O ONcore Distributed M anagement M odule 3 35 ONcore M ultiprotocol Switching Hub 2 6 ONdemand LANsentry A 7 ONline Ethernet M anagement M odule 3 35 ONline Module Adapter Kit 2 6 ONline Network Management Module 3 32 on line technical services B 1 Operating malfunctions 4 3 4 6 Out of band access A 7 connections A 7 Out of band connection example A 8 Overview configuration menus 3 2 R Remote Monitoring RMON 1 2 Request For Comment RFC 1757 1 3 Reset button 2 10 returning products for repair B 4 RMON agent 1 2 statistics 1 2 RMON Architecture 1 2 RMON Client 1 3 community string 4 8 RMON MultiProbe Module 1 5 assigning default gateway 3 28 cold starting 3 42 community string 4 8 configure interface IP address 2 7 default community name 4 8 display configuration menus 2 8 display configurations 2 7 features 1 6 front panel LEDs 2 10 general specifications A 3 hangup strings 3 17 init string 3 17 initializing 2 8 installing 2 3 2 5 interfaces 3 32 LEDs 2 12 MAC address 3 23 management 1 7 management requirements 1 1 memory configuration allocation A 12 network parameters 3 29 Index 3 operation 1 8 out of band connection A 7 ov
29. dify View Settings menu For a description of this menu settings for refer to the section Using the M odify View network Network Interface Settings menu later in this interface 2 chapter 3 Displays the M odify View Network Interface 3 Modify View Settings menu For a description of this menu settings for refer to the section Using the M odify View network Network Interface Settings menu later in this interface 3 chapter 4 Displays the default gateway IP address for the Default gateway module and enables you to enter a new value IP address 5 Displays the network interface configured for BOOTP network BOOTP and enables you to enter a new value interface 3 22 Ethernet RMON MultiProbe M odule Installation and Operation Guide Table 3 7 Modify View Network Settings Menu Description Continued Option Result S Saves all changes made to the configuration menu Save Changes to non volatile memory and returns to the and Exit M odify View Configuration Values menu 0 Cancels changes made to the Configuration menu Cancel Changes and returns to the Modify View Configuration and Exit Values menu Using the Modify View Network Interface Settings Menus Each interface has a M odify View Network Interface Settings menu Use the interface menus to Q Display the module MAC address Q Display and modify the interface IP address Q Display and modify the interface subnet mask To display a Modify View Network Interface Settings menu
30. e systems QO Email Technical Service O World Wide Web Site Technical Support B 1 Email Technical Support You can contact the Integrated Systems Division formerly Chipcom on the Internet for technical support using the e mail address techsupp chipcom com World Wide Web Site You can access the latest networking information on the 3Com World W ide Web site by entering our URL into your Internet browser http www 3Com com This service features news and information about 3Com products customer service and support the 3Com latest news releases selected articles from 3TECH the 3Com award winning technical journal and more You can contact the Integrated Systems Division on the World Wide Web by entering our URL into your Internet browser http www chipcom com There are links between both WWW pages to view information from all 3Com divisions Support from Your Network Supplier If additional assistance is required contact your network supplier Many suppliers are authorized 3Com service partners who are qualified to provide a variety of services including network planning installation hardware maintenance application training and support services B 2 Ethernet RMON MultiProbe Module Installation and Operation Guide When you contact your network supplier for assistance have the following information ready Q Diagnostic error messages QA list of system hardware and software including revi
31. e A 12 Appendix B Technical Support On line Technical Support 2 ce eens B 1 Email Technical Support 2 1 ees B 2 World Wide Web Site cee B 2 Support from Your Network Supplier asu 0 ee ees B 2 Support from 3COM 2 ee eee teen eens B 3 Returning Products for Repair eee ees B 4 Accessing the 3COM MIB eee ee ees B 4 3Com Technical Publications 4 se8e ore eerie bens eee ee cow B 5 Index Ethernet RMON MultiProbe M odule Installation and Operation Guide vil viii Ethernet RMON MultiProbe M odule Installation and Operation Guide Figures Figure 1 1 Figure 2 1 Figure 2 2 Figure 2 3 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 3 6 Figure 3 7 Figure 3 8 Figure A 1 Figure A 2 Figure A 3 RMON Sample Application 00 c eee 1 9 RMON MultiProbe M odule in the ONline System Concentrator 0 cee eee 2 6 Main Configuration Menu 0 000 cee eee ee 2 9 RMON MultiProbe Module Front Panel LEDs and Reset Button ouaaa naaa aaa a 2 11 Configuration Menu Flow Chart 00000 3 3 Main Configuration Menu 000 cee eee ee 3 7 Download Menu 1 ees 3 9 Modify View Configuration ValuesMenu 3 11 M odify View Serial Configuration ValuesMenu 3 14 Modify View Network Settings Menu 3 21 M odify View Network Interface 1 Settings Menu 3 24 DIP Switch Location sssusa cece ee ees 3
32. e Installation and Operation Guide Using the Modify View Configuration Values Menu Use the Modify View Configuration Values menu to Q Set module values such as date and time Q Display the Modify View Network Settings menu Q Display the M odify View Serial Port Settings menu To display this menu select option 1 from the Main configuration menu Figure 3 4 is an example of the Configuration Values menu Modify view configuration values menu Rev N NN Memory configuration 8M bytes Three ethernet network interfaces H Modify View network settings 2 Autodiscovery echo interval secs 1800 3 Date Sat 1 28 1995 4 Time 22 45 05 5 Timezone PST 6 Modify View serial port settings n Save changes and exit io Cancel changes and exit Enter one of 123 456S 0 Figure 3 4 Modify View Configuration Values Menu Configuring the Module 3 11 Table 3 3 describes the Configuration Values menu options Table 3 3 Modify View Configuration Values Menu Description Option Result 1 Displaysthe M odify View Network Settings menu M odify View For a description of this menu refer to the section network settings Using the M odify View Network Settings menu 2 Autodiscovery Echo Interval Displays the Autodiscovery Echo Interval and enables you to enter a new interval in seconds after which the RM ON MultiProbe M odule sends an Internet Control M essage Protocol ICM P echo request to th
33. e Module 2 11 Table 2 2 Module LED Interpretations LED Name Color State Indicates Interfacel Green Off Interface is set to isolated Interface 2 not assigned to any network Interface 3 Interface Status On Interface is configured to a network and is enabled Blinking LED blinks briefly during diagnostics Collision Yellow Off Interface is not experiencing Interface collisions or is isolated Collision ae ai Blinking Interface is experiencing collisions Blinks once for each collision detected Activity Yellow Off No traffic is being passed or Interface interface is isolated Activit y Blinking Monitors received traffic Blinks once for each packet received Module Status Green Off M odule failed diagnostics This indicates an unrecoverable hardware or software error Contact the 3Com Customer Service Center On M odule is operating correctly Blinking Blinks at 1 second intervals during module initialization 2 12 Ethernet RMON MultiProbe M odule Installation and Operation Guide Table 2 2 Module LED Interpretations Continued LED Name Color State Indicates Serial Activity Yellow Blinking Activity over the RS 232 port Blinks once for each character received or transmitted Reset Button Black When Re initializes module software pressed and resets module hardware Installing the Module 2 13 Configuring the Module
34. e RMON MultiProbe Module in slot 7 to Ethernet 3 use the following network management command SET PORT 7 3 NETWORK ETHERNET_3 Port 07 03 network id set to ETHERNET_3 You cannot assign an interface to a network other than its corresponding network For example a management module aborts the following command SET PORT 7 3 NETWORK ETHERNET_1 Port 3 can only be set to ETHERNET_3 or ISOLATED command aborted 3 36 Ethernet RMON MultiProbe M odule Installation and Operation Guide Saving Netw ork Assignments After you make configuration changes to the module issue the SAVE MODULE_PORT command as shown to save the interface network configurations SAVE MODULE_PORT Note Failure to save the interface network configurations may result in loss of configuration data Showing Module and Interface Configurations To display module and interface configuration information use the following management commands Q SHOW MODULE OQ SHOW PORT These commands are described below Show Module Command The SHOW MODULE command enables you to display both brief no_verbose and verbose information about a particular module Brief is the default The syntax of the SHOW MODULE command is SHOW MODULE slot verbose no_verbose Configuring the Module 3 37 The following output is an example of the SHOW MODULE VERBOSE command issued for an RMON MultiProbe M odule installe
35. e default gateway 3 Displays the date and enables you to enter a new Date value Use the format mm dd yyyy Changes are saved immediately and cannot be canceled To correct an error re enter the date 4 Displays the time and enables you to enter a new Time value Use the format hh mm ss Changes are saved immediately and cannot be canceled To correct an error re enter the time 5 Displays the time zone and enables you to enter a Timezone new value for example EST GMT 6 Displays the Serial Port Configuration menu M odify View containing the current serial port settings For a Serial Port settings description of thismenu refer to the section Using the Serial Port Configuration menu later in this chapter 3 12 Ethernet RMON MultiProbe M odule Installation and Operation Guide Table 3 3 Modify View Configuration Values Menu Description Continued Option Result S Saves all changes to the configuration menu to Save Changes and non volatile memory and returns to the Main Exit menu 0 Cancels changes to the configuration menu and Cancel Changes returns to the Main menu and Exit Note All configuration settings except for the Autodiscovery Echo Interval field value are preserved after a cold start Using the Modify View Serial Configuration Values Menu Use the M odify View Serial Configuration Values menu to configure the module RS 232 serial port to run Serial IP SLIP Q Using a mode
36. e the following numbers Country Telephone Number Fax Number U S and Canada 800 724 2447 508 787 3400 Europe 44 1442 275860 No Fax Asia Pacific 508 787 5296 508 787 3400 Accessing the 3Com MIB The 3Com M anagement Information Base M IB forthe Integrated Systems Division describes commands that enable you to manage 3Com SNM P based products The M IB is available over the Internet on an anonymous FIP server Updates to these M IBs are released as new 3Com products are introduced To access Internet versions 1 FIP to ftp chipcom com 151 104 9 65 2 Enter the login name anonymous B 4 Ethernet RMON MultiProbe Module Installation and Operation Guide 3 Enter your full Internet e mail address as the password for example jdoe company com 4 Changeto the mib or schema directory using the ca pub mibs or cd pub mibs schemas command 5 To view the 3Com MIB OID or schema entries enter the dir command QO To pause the display press CTRL S Q To continue the display press CTRL Q 6 Copythe MIB OID or schema filesto your current directory using the appropriate command for example get chipcom mib 7 To exit the FTP session invoke the quit command 3Com Technical Publications If you have comments or questions on 3Com Integrated Systems Division Technical Publications documents please contact the Technical Publications group by FAX 508 229 1551 Technical Support B 5
37. e you install the module it automatically begins self diagnostics and initializes Installing the Module 2 5 Figure 2 1 shows the RMON MultiProbe Module installed in an ONline System Concentrator You can also install the RMON M ultiProbe M odule in the ONcore M ultiProtocol Switching Hub using an ONline M odule Adapter Kit o o o o o o o o o o o ee oe n ie head Io o oll O feof E M E e io i o o ie a A g N NS o IIS INEN 0 0 N NEN 0 o i LIN HX S 0 RMON MultiProbe Module Figure 2 1 RMON MultiProbe Module in the ONline System Concentrator 4 Using your fingers tighten the spring loaded screws on the front of the module faceplate do not overtighten Once you install the RMON MultiProbe M odule it begins diagnostic testing automatically 5 Connect one end of an RS 232 cable to the RS 232 port on the front of the module 6 Connect the other end of the cable to a terminal asdescribed in the next section 2 6 Ethernet RMON MultiProbe Module Installation and Operation Guide Connecting a Terminal You can connect a terminal or workstation running a terminal emulation program to the RMON MultiProbe M odule RS 232 port to Q Configure IP address information for the RMON MultiProbe M odule interfaces Q Display the RMON MultiProbe Module configuration To connect a terminal to the RMON MultiProbe M odule 1 Verify that t
38. ed Management M odule Version V2 10 Q ONline Ethernet Management M odule Version V4 20 This chapter contains the following sections a RMON Overview O RMON MultiProbe M odule Overview O RMON MultiProbe M odule Features Introduction 1 1 RMON Overview Remote Monitoring RM ON is a standards based network management tool that allows you to efficiently and effectively monitor segments throughout the network You can use RMON to identify and isolate potential problems in your network before disruptions occur RM ON compliant devices operate without impacting network operation They function as promiscuous devices which listen to and capture data on the network but do not add additional traffic The following sections describe O RMON Architecture QO Ethernet RMON Groups RMON Architecture RM ON technology requires two components within a network a RMON Probe O RMON Client RMON Probe An RMON probe contains both hardware and software and is referred to as the RMON agent As a promiscuous device the RMON probe QO Observes packets on the network QO Captures packets that match user defined criteria Q Stores packets from the network segment Through the packet capture and store feature the RMON agent provides an extensive set of Ethernet based statistics to the network manager 1 2 Ethernet RMON MultiProbe Module Installation and Operation Guide RMON Client The RM ON Client consist
39. erview 1 5 procedures for handling 2 2 re initializing 3 40 reset button 2 10 RS 232 25 pin connector A 5 sample application 1 9 saving configuration 3 37 serial IP address 3 13 3 15 showing configurations 3 37 software download 3 9 subnet mask 3 9 supports 1 5 Theory of Operation 1 8 troubleshooting 4 3 unpacking procedures 2 4 using amodem A 7 warm starting 3 41 RM ON Overview 1 2 RMON Probe 1 2 RM ON compliant devices 1 2 RS 232 25 Pin connector A 5 RS 232 crossover cable pinouts A 6 RS 232 null modem cable pinouts A 11 RS 232 serial port 3 13 RS 232 straight through cable pinouts A 10 S Save Module Port command 3 37 Selecting a network using the DIP switch 3 32 Serial Configuration Values menu options 3 14 Serial connection value 3 15 Serial interface bps rate 3 20 Serial IP Address SLIP 3 13 4 Index Serial Line Internet Protocol SLIP 1 5 Serial Port pinouts A 5 speed 3 15 Serial Port Mode configuration 2 9 Set Port Network command 3 36 Show Module command 3 37 Show Port command 3 38 Simple Network Management Protocol SNMP 1 5 Slot Independence 1 7 SNMP Commands B 4 Startup problems troubleshooting 4 2 Subnet M ask assigning 3 26 T Technical Assistance 4 9 Technical assistance obtaining 4 9 Technical Support 4 9 technical support B 1 Terminal attaching 2 7 Terminal malfunctions 4 5 TFTP Server IP address 3 10 TriChannel Arc
40. es angezeigt und die Berechtigung zur Ueberpr efung der Serie auf Einhaltung der Bestimmungen eingerdeumt Einhaltung mit betreffenden Bestimmugen kommt darauf an dass geschirmte Ausfuehrungen gebraucht werden Fuer die Beschaffung richtiger Ausfuehrungen ist der Betreiber verantwortlich This is to certify that the RMON EM P 3 is shielded against radio interference in accordance with the provisions of Vfg 243 1991 The German Postal Services have been advised that this equipment is being placed on the market and that they have been given the right to inspect the series for compliance with regulations Compliance with applicable regulations depends on the use of shielded cables The user is responsible for procuring the appropriate cables EN55022 CISPR22 Compliance This equipment conforms to the Class A emissions limits for a digital device as defined by EN55022 CISPR22 VCCI Class 1 Compliance Tei ATARE RTS 6 TER oe ee ee ee eee CT E TTT iis CE jj aA Tees T T TRE ee ENT Ur FL ie ee g Iddh ERRARE Eig This equipment isin the 1st Class category information equipment to be used in commercial or industrial areas and conforms to the standards set by the Voluntary Control Council for Interference by Information Technology Equipment aimed at preventing radio interference in commercial or industrial areas Consequently when the equipment is used in a residential area or in an adjacent area radio interference may be c
41. ffer Control Table Counted Packets History Control Table Historical Ethernet Statistics Alarm Table Current Ethernet Statistics Event Table M atrix Tables Community Access Table Entries Host Top N Tables Client Table Entries Host Tables Module Configuration Entries IP Address Subnet M ask Logs TFTP Server Address Download Filename Time Zone Serial Port Configuration Information Serial Connection Table Trap Destination Table Configuring the Module 3 41 Cold Starting the RMON MultiProbe Module When you re initialize the RMON M ultiProbe M odule by initiating a cold start for example by selecting option 4 from the Main Configuration menu all network management information is lost with the exception of the following interface and module configuration information QO IP address for each interface O Subnet mask for each interface Q Default gateway for the module Table 3 11 lists the information that is preserved and lost upon a cold start of the module Table 3 11 RMON MultiProbe Module Information Preserved and Lost on Cold Start Information Preserved M odule Configuration Information IP Address Subnet M ask Default Gatew ay Information Lost Community Access Table Entries reverts to defaults TFTP Server Address Client Table Entries reverts to defaults Download Filename Packet Capture Filters
42. figurations 0000 Show Module Command 3 0 s s 0co De oP ee enews cet ee ehae a bale t Show Port Command 0 cece ees Re initializing the RMON MultiProbe Module 005 Warm Starting the RMON MultiProbe Module Cold Starting the RMON MultiProbe Module vi Ethernet RMON MultiProbe M odule Installation and Operation Guide Chapter 4 Troubleshooting Troubleshooting Startup Problems 0c ccc cee eee eee 4 2 Troubleshooting Malfunctions 000s 4 3 Troubleshooting Network Connectivity Problems 000 05 4 8 Technical A SSiStanCe 5 v4 5 2 Aan gu E iaae KAS ak oo paw oh es 4 9 Appendix A Specifications Electrical Specifications 0 keene A 2 Environmental Specifications sssaaa aeaea A 2 Mechanical Specifications oaa aaa A 3 General Specifications aa aaa Kel hd aca hid do Raa A 3 Connectors and Cables 4 jin die OPE SHAS ID EER PERRET Ra GER A 4 RS 232 25 Pin Port Connector PinoutS 0 00 cece eee A 5 RS 232 Crossover Cable fora PC or Terminal 0005 A 6 Modem Cable Pinouts a oa naw e oe ak OS a ae ha Rae ad aes A 7 Sample Out of Band ConnectionS 0c ee eee eee A 7 Using the RMON MultiProbe Module SLIP Address A 9 RS 232 Straight Through Cable cc eee eee A 10 RS 232 Null Modem Cable 0 0 cece ees A 11 Memory Configuration Allocation 0 00 cece eee ee ee
43. he product The model number on the shipping box contains the prefix 3C9 2 Remove the module in its antistatic bag from the shipping carton 3 Remove the module from the antistatic shielding bag and inspect it for damage Always handle the module by the faceplate being careful not to touch the components If the module appears to be damaged return it to the anti static shielding bag repack it in the shipping carton and contact your local supplier Keep the shipping carton and anti static shielding bag in which your module was shipped so that you can repackage the module for storage or shipment 2 4 Ethernet RMON MultiProbe Module Installation and Operation Guide Installing the RMON MultiProbe Module You do not need to power down the hub to install or remove the RMON M ultiProbe M odule You can insert the module while the hub is operating this is called a hot swap To install the RMON MultiProbe Module 1 Properly ground yourself prior to handling the module For example wear a static wrist guard or touch a grounded static mat prior to handling the module 2 Locate an open slot in the hub Remove a blank panel on the hub to expose a slot for the module if necessary 3 Insert the module into the board guides at the top and bottom of the slot and slide it into the hub by pressing firmly at the top and bottom of the faceplate M ake sure the connectors are well seated into the backplane of the hub Onc
44. he terminal is configured as follows Q 8 bit data Q No parity Q 1 stop bit a 9600 baud rate Note The RMON MultiProbe M odule does not support XON and XOFF 2 Using an RS 232 null modem cable attach a terminal or a workstation running ASCII terminal emulation software to the RMON MultiProbe M odule RS 232 port Installing the Module 2 7 Initializing the RMON MultiProbe Module Once you complete module installation procedures and attach an RS 232 cable to the front panel you can initialize the RMON MultiProbe M odule and display the configuration menus To initialize the RMON MultiProbe Module and display the configuration menus 1 Press the front panel Reset button Pressing the Reset button warm starts the module Refer to Chapter 3 Configuring the M odule for a description of warm and cold starts When reset the module completes diagnostics and initializes 2 To display the RMON MultiProbe M odule M ain configuration menu hold down the X key on the terminal keyboard within 15 seconds of powering up or resetting the module If you do not hold down the X key within 15 seconds the RMON MultiProbe M odule a Begins monitoring the network b Reports any error messages if the module experiences an error condition 3 If you miss the 15 second window press the Reset button to re initialize the module 4 When you hold down the X key the following banner is displayed Tests interrupted Boot S
45. hitecture 1 7 Troubleshooting 4 1 4 3 network connectivity problems 4 1 4 8 operating malfunctions to 4 6 startup problems 4 2 to Technical Assistance 4 9 U Unpacking procedures 2 4 User Datagram Protocol Internet Protocol UDP IP 1 5 V VDE compliance ii W Warm start 2 10 configuration information 3 41 Index 5
46. ide iii iv Ethernet RMON MultiProbe Module Installation and Operation Guide Contents How to Use This Guide Audience ss hn sea te tery han a tes hy tite a nagen ah t ayak bP ra ae eee xiii Structure of THIS GUId ic ea keke Roane bie Ba ahh wa eal xiv Document Conventions 0 0c ce ee ee eee XV Related DOCUMENTS orra hea ei eta a coed nae we wee ates xvi 3Com Documents 0 ccc eee es xvii Reference Doc mMmentS i sia i eee ana i Ava das Pee a acy xviii Chapter 1 Introduction RMON OVERVIEW e inn e a a a ee al ee A E ee 1 2 RMON Architecture enan pa dae daa ede e E eee A ee 1 2 RMON Prope matenee kee e a a he a e aae bee Ya 1 2 RMONCIENE sewi aroan pd m a a NE EA A ewes 1 3 Ethernet RM ON GroupS 0 ccc ee tenes 1 3 RMON MultiProbe Module Overview ouaaa eee 1 5 RMON MultiProbe Module Features 0 cee ee es 1 6 Theory of Operation 4 6 60 aciale ote eee sth wl ee eed 1 8 Sample Application ss veyavuntavmads ooh ee Sule ees eee 1 9 Chapter 2 Installing the Module Precautionary Procedures 0 s ve eeu va dae deere Iie eee es 2 2 Oure Installation 2234h3 ee ees ee eter eden Seine cans Bel ate Madden d 2 3 Unpacking Procedures iM hc haa tex ate bend See ER hk RR 2 4 Installing the RMON MultiProbe Module 0 00 eee eee 2 5 Connecting a Terminal 0 0 cc ee ees 2 7 Initializing the RMON MultiProbe Module 0 cee 2 8 Monitoring the Front Panel 0 ccc eee
47. ion of the data byte Two ASCII characters 0 9 a f A F must follow the 0x control prefix For example 0x0D 0x0A is interpreted asa carriage return followed bya line feed Modem Response Strings This section describes the modem response string formats QO Connect Response Strings QO No Connect Response Strings Connect Response An ASCII string that contains substrings that describe the expected modem connection response code and associated bps rate The substrings are delimited by the first character in the string The following connect response string example is interpreted in Table 3 6 CONNECT 300 CONNECT 1200 1200 CONNECT 2400 2400 CONNECT 4800 4800 CONNECT 9600 9600 Table 3 6 Connect Response String Example Response code Bps rate CONNECT 300 CONNECT1200 1200 CONNECT 2400 2400 CONNECT 4800 4800 CONNECT 9600 9600 Configuring the Module 3 19 The RM ON MultiProbe M odule uses the information in this string to adjust the bpsrate of the serial interface once you establish a modem connection No Connect Response An ASCII string that contains response codes generated by a modem to report the reason for a connection attempt failure The response codes are delimited by the first character in the string For example NO CARRIER BUSY NO DIALTONE NO ANSWER ERROR If the RMON MultiProbe M odule receives one of the response codes on its serial interface while attempting to makea modem con necti
48. it Enter one of 1234 Rev x x Figure 3 2 Main Configuration M enu The configuration menus for options 1 and 2 are described in the following sections Options 3 and 4 are described in the section Re initializing the RM ON MultiProbe M odule later in this chapter Configuring the Module 3 7 Table 3 1 describes the M ain menu options Table 3 1 Main Configuration Menu Description Option Result 1 Displays the M odify View Configuration Value M odify View menu For a description of this menu refer to the configuration section Using the M odify View Configuration menu Value M enu later in this chapter 2 Downloads new firmware to FLASH memory For Download new a description of this menu refer to the section firmware Using the Download Menu later in this chapter 3 Warm starts the module and exits the menu Warm start and Exit system 4 Cold start and Exit Cold starts the module and exits the menu system 3 8 Ethernet RM ON MultiProbe Module Installation and Operation Guide Using the Download Menu Use the Download menu to Q Configure the RMON MultiProbe M odule for a software download Q Display the current IP address and subnet mask for each interface To display the Download menu select option 2 from the Main configuration menu Figure 3 3 is an example of the Download menu Download Menu Rev x xx 1 Filename to download gt chome spe onown rmon_mod mar06 ax3_field
49. le installation or operation Appendix A Specifications Provides specifications for the RMON M ultiProbe M odule Appendix B Technical Support Lists the various methods for contacting the 3Com technical support organization and for accessing other product support services Index xiv Ethernet RMON MultiProbe M odule Installation and Operation Guide Document Conventions The following document conventions are used in this guide Convention Courier text Indicates User input Example Inthe Agent Information Form enter MIS in the New Contact field System output After pressing the Apply button the system displays the message Transmitting data Bold command Path names Before you begin read the string readme txt file located in usr snm agents Italic text in braces User substituted Use the following command to identifiers show port details SHOW PORT slot all VERBOSE Capitalized text in plain brackets Keyboard entry by the user Type your password and press ENTER Italics Text emphasis document titles Ensure that you press the A pply button after you add the new search parameters Ethernet RMON MultiProbe M odule Installation and Operation Guide xv Convention Indicates Example Note A Note The Note Use STP lobe information is cables for your system important Caution A Caution A Caution Do not put condition may
50. m QO Over a direct link The Serial IP feature enables the RM ON MultiProbe M odule and a network management workstation to communicate when a network link is not available To display this menu select option 6 from the M odify View Configuration Values Menu and press Return The Serial Configuration Values menu is displayed with factory default settings for the serial port Figure 3 5 Configuring the Module 3 13 Figure 3 5 is an example of the Serial Configuration Values menu options odify view serial configuration values menu Rev N NN 1 Serial port IP address LEP LOTS 193 2 Serial port subnet mask 20932903299192 3 Serial port speed 9600 4 Serial port mode Direct 5 Modem Init String s MATEOQ0V1X4 S0 1 S2 43 M d2 6 Modem Hangup String d2 st d2 s ATHO M d2 7 Modem Connect Responses CONNECT 300 CONNECT 1200 1200 CONNECT 2400 2400 CONNECT 4800 4800 CONNECT 9600 9600 CONNECT 14400 14400 CONNECT 19200 19200 CONNECT 38400 38400 8 Modem No Connect Responses NO CARRIER BUSY NO DIALTONE NO ANSWER ERROR S Save changes and exit 0 Cancel changes and exit Enter one of 123 456 78S 0 Figure 3 5 Modify View Serial Configuration Values Menu 3 14 Ethernet RMON MultiProbe M odule Installation and Operation Guide Table 3 4 describes the Serial Configuration Values menu options Table 3 4 Modify View Serial Configuration Values Menu Description Option 1 Serial
51. mands to Assign Interfaces to Networks With a terminal attached to a 3Com management module console you can use management commands to assign the RMON MultiProbe M odule interfaces to networks The following 3Com network management modules enable you to assign interfaces to networks Q ONline Ethernet Management Module EMM Version V4 20 a ONcore Distributed Management Module DMM Version V2 10 To configure all other RMON MultiProbe M odule parameters such as IP address subnet mask and serial configurations use the RMON M ultiProbe M odule configuration menus Examples of the management commands for assigning networks are discussed here briefly For additional information on management commands refer to the appropriate management module commands guide Note Management commands that refer to ports are applicable to the RMON MultiProbe M odule interfaces For example the SET PORTand SHOW MODULE PORTcommands apply to the module interfaces Configuring the Module 3 35 Management Command Examples To assign interface 1 on the RMON MultiProbe M odule in slot 7 to Ethernet 1 use the following network management command SET PORT 7 1 NETWORK ETHERNET_1 Port 07 01 network id set to ETHERNET_1 To assign interface 1 to isolated use the following command SET PORT 7 1 NETWORK SOLATED Port 07 01 network id set to ISOLATED To assign interface 3 on th
52. nd of the cable is a 25 pin female connector The RMON MultiProbe M odule end of the cable is a 25 pin female connector RMON MultiProbe Module PC or Terminal Figure A 3 RS 232 Straight Through Cable Pinouts Specifications A 11 Memory Configuration Allocation This section describes how the 8 MB of RAM shipped with the RMON MultiProbe M odule is allocated for each Ethernet table Table A 3 lists the maximum number of entries for each Ethernet table Table A 3 Maximum Number of Entries for Ethernet Tables Ethernet Table Maximum Number of Entries hostTopN entries 10 historyControl entries 10 alarm entries 60 event entries 150 filter entries 60 channel entries 40 bufferControl entries 16 commAccess entries 20 client entries 20 trapDest entries 300 serialConnect entries 20 log table entries 2800 host table entries 4000 matrix table entries 18 000 A 12 Ethernet RMON MultiProbe M odule Installation and Operation Guide Technical Support 3Com provides easy access to technical support information through a variety of services This appendix describes the following services Q On line Technical Support Support from Your Network Supplier Support from 3Com Returning Products for Repair Accessing the 3Com MIB CO oOo O OU D 3Com Technical Publications On line Technical Support 3Com offers worldwide product support through the following on lin
53. net Control M essage Protocol Echo and Redirect Introduction 1 5 RMON MultiProbe Module Features When you usethe RMON M ultiProbe M odulein conjunction with an RMON client application you can m CO oO O O Monitor the network Generate reports based on network information Filter and capture packets Process events and thresholds Detect network events In addition the RMON MultiProbe Module monitors m m m Per network collisions Per port collisions PPC Port address correlation PAC 1 6 Ethernet RMON MultiProbe Module Installation and Operation Guide Other benefits of the RMON MultiProbe M odule include Q 3Com TriChannel Architecture The RMON MultiProbe M odule operatesin an ONline System Concentrator and an ONcore Switching Hub Slot Independence You can install modulesinto any available slot ina 3Com ONline or ONcore hub This flexibility eliminates the need to shut down the network and rearrange the existing configuration of the concentrator when you install new modules Hot Swap Capability You can install or remove modules from the ONline or ONcore hubs when the hub is powered up without affecting the operation of any other modules in the concentrator Management Support You can manage the RMON MultiProbe Module through the 3Com ONdemand LANsentry application You can also manage the module using terminal management through an ONline Ethernet Management M odule EMM or
54. ng 3Com modules use this table as a checklist Otherwise consult the remainder of this chapter Table 2 1 Quick Installation Steps Step 1 Procedure Unpack the module Chapter Section Chapter 2 Unpacking Procedures section Install the module into an open slot in the hub Chapter 2 Installing the Module section Connect a terminal or management workstation to the RS 232 console port on the module faceplate Chapter 2 Connecting a Terminal section Assign an IP address and subnet mask for each RM ON interface using a BOOTP server or the configuration menus Chapter 3 Assigning the Interface IP Address and Subnet M ask section Assign a default gateway for the moduleusing theconfiguration menus or BOOTP Chapter 3 Assigning the M odule Default Gateway section Configure the RMON interfaces to a network using either the DIP switch or the SET PORT command Chapter 3 Assigning Interfaces to Networks section Configure optional module parameters using the configuration menus Chapter3 Configuring the Module Installing the Module 2 3 Unpacking Procedures To unpack the RMON MultiProbe M odule 1 Verify that the RMON MultiProbe Module M odel Number RMON EM P 3 is the model you ordered by checking the model number listed on the side of the shipping carton Note that the product model number printed on the shipping box differs from the model number on t
55. on the module issues the hangup command as specified by modem Hangup String Using the Modify View Network Settings Menu Use the M odify View Network Settings menu to Q Display the M odify View Network Interface Settings menu for each interface Q Display and modify the module default gateway Q Display and modify the BOOTP network interface To display this menu select option 1 from the M odify View Configuration Values menu 3 20 Ethernet RMON MultiProbe M odule Installation and Operation Guide Figure 3 6 is an example of the M odify View Network Settings menu 5 S 0 Enter one of 12 3 45 S 0 Modify View Network Settings Menu Modify View settings for network interface 1 Modify View settings for network interface 2 Modify View settings for network interface 3 Default gateway IP address 151 104 3 6 BOOTP network interface 1 Save changes and exit Cancel changes and exit Figure 3 6 Modify View Network Settings Menu Configuring the Module 3 21 Table 3 7 describes the M odify View Network Settings menu options Table 3 7 Modify View Network Settings Menu Description Option Result 1 Displays the M odify View Network Interface 1 Modify View Settings menu For a description of this menu settings for refer to the section Using the M odify View network Network Interface Settings menu later in this interface 1 chapter 2 Displays the M odify View Network Interface 2 Mo
56. on information to the interface configured for BOOTP Configuring the Module 3 29 To configure other interfaces use the M odify View Network Settings configuration menu to change the BOOTP network interface BOOTP Requirements The BOOTP server must perform the following functions Map hardware addresses to IP addresses Q Respond to BOOTP requests from clients Q Support the vendor specific subnet mask and default gateway fields Using BOOTP To use BOOTP add the following information to the BOOTP server bootptab configuration file QO MAC address Hardware address of the RMON MultiProbe M odule interface to be configured QO IP address IP address for the module interface O Subnet mask Subnet mask for the module interface Q Default gateway Default gateway for the RMON MultiProbe Module For additional information on BOOTP configurations refer to your server documentation Sample BOOTPtab file A sample bootptab file is shown on the next page If necessary create this file on the BOOTP server 3 30 Ethernet RMON MultiProbe M odule Installation and Operation Guide etc bootptab database for bootp server etc bootpd Blank lines and lines beginning with are ignored Legend first field hostname should be full domain name hd home directory bf bootfile cs cookie servers ds domain name servers gw gateways ha hardware address ht hardware type im
57. r for parsing t Sets timeout to the value represented by the decimal digits that follow Thedefault timeout is 20 seconds The timeout may be overridden by a smaller serial Timeout configured for the associated serial interface Configuring the Module 3 17 Table 3 5 Modem Init Strings and Hangup Strings Continued Command AN Ww Result Waits for the reply string that follows which is terminated by the next command or the end of string Partial and case insensitive matching is applied that is if the RM ON MultiProbe M odule finds the reply string any case combination anywhere in the received string the match is found If the current timeout elapses without a match the module ignores the remaining control string The character d Delays the number of seconds specified by the decimal digits that follow b Sends break for the number of milliseconds specified by the decimal digits that follow If no digits follow breakis enforced for 250 ms by default You may insert the following ASCII control characters into the s send string or the w reply string A M Z al A al nw 0x00 0x01 0x0D 0x1A 0x1B 0x1C 0x1D 0x1E Ox1F 3 18 Ethernet RMON MultiProbe M odule Installation and Operation Guide You may also insert binary data into the data stream using the following control sequence for each byte of binary data Ox where is the hexadecimal representat
58. required for a crossover cable RMON Terminal MultiProbe Module Tx 2 Tx Rx 3 Rx GND 7 GND Figure A 1 RS 232 Crossover Cable for a Terminal With a 25 Pin Connector A 6 Ethernet RM ON MultiProbe M odule Installation and Operation Guide Modem Cable Pinouts You can connect a modem to the RMON MultiProbe M odule to allow a remote client to have out of band accessto the module if the main network link fails For example you can access the RM ON M ultiProbe M odule using Serial Line Internet Protocol SLIP From amanagement workstation such as one using the 3Com ONdemand LANsentry software you can physically connect the RMON MultiProbe Module to any of the following devices O Modem QO Data switch QO Serial line Sample Out of Band Connections Figure A 2 providestwo examplesof out of band connectionsto theRM ON M ultiProbe M odule in an ONline System Concentrator with the following connections O Modem QO Direct SLIP The modem that you connect to the RMON MultiProbe M odule must be Hayes compatible Specifications A 7 Modem Modem oe ES ONline System Straight Through Concentrator Cable Ze MM 11 Ethernet Null M odem Cable Direct SLIP Connection f X ONline System Concentrator see ott MMM muun ME ee
59. rface Q Default gateway for the module Assigning the Interface IP Address and Subnet Mask You must assign a unique IP network address for each interface For example if you do not bridge the three interfaces you could assign IP addresses for a subnetted class B network as shown in the following IP address examples Note In both of the IP address examples each interface has a subnet mask of 255 255 255 0 QO Interface 1 151 104 36 7 QO Interface 2 151 104 37 8 QO Interface 3 151 104 38 9 For example if you bridge the three interfaces the network portion of the IP addresses can be identical as shown in the following IP address examples QO Interface 1 151 104 36 7 QO Interface 2 151 104 36 8 QO Interface 3 151 104 36 9 3 26 Ethernet RMON MultiProbe M odule Installation and Operation Guide This configuration sets up one interface for each bridged segment To assign an IP address or subnet mask for an interface 1 From the Main menu select option 1 Modify View Configuration Values and press Return The M odify View Configuration Values menu is displayed see Figure 3 4 2 From the Modify View Configuration Values menu select option 1 M odify View Network Settings and press Return The Modify View Network Settings menu is displayed see Figure 3 6 3 From the Modify View Network Settings menu select option 1 2 or 3 depending on which interface you want to modify and press Return
60. robe M odule front panel also contains a recessed Reset button for resetting the module Resetting the module is equivalent to a warm start Refer to Chapter 3 Configuring the M odule the section titled Re Initializing the RMON M ultiProbe M odule for information on warm and cold starts When you install the RMON MultiProbe M odule in the hub an Interface Status LED illuminates for each interface after the following conditions are met QO The RMON MultiProbe Module completes self diagnostics and initializes Q You assign an interface to a network the interface is enabled automatically once you assign a network using a 3Com management module or set the DIP switches The M odule Status LED illuminates once the module completes self diagnostics and initializes 45 seconds 2 10 Ethernet RMON MultiProbe M odule Installation and Operation Guide Figure 2 3 shows the LEDs Reset button and RS 232 port on the module faceplate Each LED indicates the state of the module or interface as described in Table 2 2 lt Interface 1 LEDs Sy yy e a lt Interface 2 LEDs Interface 3 LEDs Status LEDs N N N Collision LEDs X N X Activity LEDs X NaS lt Module Status M odule Reset lt Serial Activity lt RS 232 SLIP Port 25 Pin Connector Figure 2 3 RMON MultiProbe Module Front Panel LEDs and Reset Button Installing th
61. rom cf 1 20 2 tftp server IP address gt 151 104 3 6 3 Download to firmware gt 4 Temporary download 0 Return to previous menu IP address 1 151 104 6 7 Subnet mask 1 255 255 295 0 IP address 2 151 104 7 8 Subnet mask 2 255 255 255 0 IP address 3 151 104 8 9 Subnet mask 3 255 255 255 0 Default gateway IP address 151 104 6 1 Enter one of 123 40 Figure 3 3 Download Menu Configuring the Module 3 9 Table 3 2 describes the Download menu options Table 3 2 Download Menu Description Option Result 1 Displaysthe pathname of the fileto download and Filename to enables you to enter a new value The filename can download be a maximum of 127 characters If the download file a Resides in the tftpboot directory of the server you only need to enter the filename QO Does not reside in the tftpboot directory you must entire the complete directory path 2 Displays the TFTP server IP address and enables you TFTP Server IP to enter a new value address 3 Initiates a download to FLASH memory Download to firmware 4 Initiates a download to RAM This option enables Temporary you to run and verify the new software before you download initiate a download to FLASH memory After being reset the module revertsto the softw are contained in FLASH memory 0 Closes the current menu and returns to the Main Return to previous menu menu 3 10 Ethernet RMON MultiProbe M odul
62. s and Cables Use the information in this section to ensure that the cables and connecting hardware meet requirements For proper operation use only approved cables when you install all equipment This section describes a RS 232 25 Pin Port Connector Pinouts O RS 232 Crossover Cable for a Terminal With a 25 Pin Connector Q RS 232 Straight Through Cable for a PC With a 9 Pin Connector QO Modem Cable Pinouts A 4 Ethernet RMON MultiProbe Module Installation and Operation Guide RS 232 25 Pin Port Connector Pinouts This section describes the serial port pinouts for the RS 232 25 pin connector on the RMON MultiProbe M odule faceplate Table A 1 lists the pinouts for the RS 232 25 pin connector Table A 1 RMON MultiProbe Module RS 232 25 Pin Port Connector Pinouts Pin US CCITT DIN 1 CHS GND 101 2 Tx 103 D1 3 Rx 104 D2 4 RTS 105 S2 5 CTS 106 M2 6 DSR 107 M1 7 GND 102 8 DCD 109 M5 20 DTR 108 S1 22 RI 125 M3 23 SR 111 Note The RMON MultiProbe Module asserts pins 20 and 4 continuously Pins 20 and 4 are de asserted only when the serial line is hung up in a modem connection Specifications A 5 RS 232 Crossover Cable for a PC or Terminal This section describes pinouts for an RS 232 crossover cable when you connect a PC or terminal to the RMON MultiProbe Module The RMON M ultiProbe M odule end of the cable is a 25 pin female connector Figure A 1 represents the minimum pinouts
63. s of a management station running an application that uses SNM P such as the 3Com ONdemand LANsentry software to request data from the probe and display that data in various formats You can also use the graphical interface to configure the RMON agent The client application does not have to be located on the same segments as the network to which the probe is assigned but does need connectivity to the networks Ethernet RMON Groups The Ethernet RM ON standard is defined in Request For Comment RFC 1757 formerly 1271 The goal of the standard isto ensure interoperability in multivendor environments As defined bythe RFC standards for Ethernet RMON the Ethernet RMON specification identifies the following RMON groups Q Alarm Group Allows you to define and set thresholds for various counters If a counter reaches a predefined threshold an event is generated See Event Group below Q Event Group Controls the action taken asa result of an event an event can be triggered by an alarm For example if a counter reaches a threshold then a trap may be generated or an event may be logged Q Filter Group Instructs the RMON MultiProbe Module to capture only those packets that match a specific criteria such as IP Protocol or a specific MAC address Q History Group Provides historical views of statistics based on predefined sampling intervals This information illustrates traffic or error patterns which can be useful in tren
64. sible Cause The RS 232 cable pinouts are wired incorrectly or the cable is defective Corrective Action Try a different RS 232 cable Refer to Appendix A Specifications for information on RS 232 cable pinouts The terminal is malfunctioning Repair or replace the terminal Panic message appears on the terminal M odule parameters are lost from NVRAM Contact the 3Com CustomerSupportC enter Troubleshooting 4 7 Troubleshooting Network Connectivity Problems If the RMON MultiProbe M odule does not appear to be transmitting or receving traffic properly on the network it could indicate that there is no connection to the network Try performing one or more of the following troubleshooting actions Q From the 3Com management interface for example ONline management module verify that the RMON MultiProbe Module interfaces are set to the appropriate networks Using the RM ON MultiProbeM odule configuration menus verify that the following terminal parameters are set correctly IP address Subnet mask Default gateway For terminal configuration information refer to Chapter 2 Installing the Module the section Connecting a Terminal Use the ping utility to confirm there is network connectivity Verify that the Ethernet configuration is valid Refer to the documentation that accompanied the Ethernet media modules for more information If the RM ON MultiProbe M odule responds to
65. sion levels Q Details about recent configuration changes if applicable If you are unable to contact your network supplier see the following section on how to contact 3Com Support from 3Com If you are unable to receive support from your network supplier technical support contracts are available from 3Com For direct access to customer service for Integrated Systems Division products in a U S A and Canada call 800 724 2447 QO Asia Pacific call 508 787 5151 Q Europe refer to the table below For European countries not listed call 31 30 60 299 00 Country Telephone Number Country Telephone Number Belgium 0800 71429 Netherlands 06 0227788 Denmark 800 17309 Norway 800 11376 Finland 0800 113153 Spain 900 983125 France 05 917959 Sweden 020 795482 Germany 0130 821502 U K 0800 966197 Ireland 1 800 553117 U S 800 876 3266 Italy 1678 79489 Technical Support B 3 For access to customer service for all 3Com products call 800 876 3266 You can also contact the Integrated Systems Division ISD on the Internet by using the e mail address techsupp chipcom com Returning Products for Repair A product sent directly to 3Com for repair must first be assigned a Return Materials Authorization RMA number A product sent to 3Com without an RMA number will be returned to the sender unopened at the sender s expense To obtain an RMA number for Integrated Systems Division products formerly Chipcom us
66. stallation and Operation Guide Using the DIP Switch to Assign Networks If you have an unmanaged hub use the DIP switch on the module to assign networks to the RMON MultiProbe Module interfaces However the DIP switch settings are ignored if the following two conditions are met Q A network management module is installed in the hub Q Themaster management modulehasDIP_CONFIGURATION disabled The RMON MultiProbe Module contains an 8 position DIP switch SW1 This DIP switch allows you to configure and enable the three RMON M ultiProbe M odule interfaces to the corresponding Ethernet networks Figure 3 8 shows the DIP switch location on the module y Dip Sw itches On 6 12 off N 3 jan AA AAA Backplane DIN aa Ha 2266 Z222 Connector 6or2 7000 22Z20U00Z2ZZ 5 Figure 3 8 DIP Switch Location Configuring the Module 3 33 Table 3 9 describes the positions of the DIP switches required to configure and enable the RMON MultiProbe M odule interfaces to corresponding Ethernet networks As the table shows switches 1 2 6 7 and 8 are not used Table 3 9 Network Selection DIP Switch Settings Switch Network Selection Setting ON OFF 1 Reserved 2 Reserved 3 Ethernet 1 Isolated 4 Ethernet 2 Isolated 5 Ethernet 3 Isolated 6 Reserved 7 Reserved 8 Reserved 3 34 Ethernet RMON MultiProbe M odule Installation and Operation Guide Using Management Com
67. t Enter one of 1 2 S 0 Figure 3 1 Configuration Menu Flow Chart Continued The following sections provide examples of each configuration menu Each section also contains a table describing the menu options 3 4 Ethernet RMON MultiProbe Module Installation and Operation Guide Modifying Configuration Menu Values The configuration menus contain options that enable you to Q Display additional configuration menus Q Display and modify configuration values To display a menu from within a menu type the number of the option and press Return To display or modify a value from a configuration menu I Type the number of the option you want to display or modify and press Return The configuration menus have a timeout value of 2 minutes Therefore you must enter a keystroke to a menu within 2 minutes or the following message displays and the module automatically warm starts Keyboard input timeout Module warm started and config system exited To modify configuration menu values delete one character at atime using the Backspace key To delete the entire value press Ctrl U When you press Ctrl U lt CANCEL gt appears at the end of the current value to verify that the current value is canceled Enter the new value and press Return Select S to save changes and exit the current menu or 0 zero to cancel changes and exit the current menu Exiting a current menu brings you up one menu level When you return to
68. the Main menu you must select either a warm or cold start to re initialize the RM ON M ultiProbe M odule To re initialize the RMON MultiProbe Module select option 3 fora warm start or select option 4 for cold start Refer to the section Re initializing the RM ON MultiProbe Module later in this chapter for information on the effects of warm and cold starts Configuring the Module 3 5 Using the Main Configuration Menu Use the Main configuration menu to Q Display the Modify View Configuration Values menu O Download new firmware Q Initiate a warm or cold start To display the Main configuration menu 1 Press the front panel Reset button to re initialize the module 2 Hold down the X key within 15 seconds of powering up or resetting the module 3 If you miss the 15 second window press the Reset button to re initialize warm start the module 4 When you hold down the X key diagnostics are terminated and the following banner is displayed Tests interrupted Boot System Version x xx for Ethernet RMON ultiProbe Rev x Built on Thu April x 17 36 58 EST 199x Loading configuration system Entering configuration system Please 3 6 Ethernet RMON MultiProbe Module Installation and Operation Guide The Main configuration menu appears Figure 3 2 H Main menu Rev x xx Modify View configuration values gt 2 Download new firmware gt 3 Warm start and 4 Cold start and Exit Ex
69. the terminal conforms to the specification as described in Appendix A Specifications the section titled Connectors and Cables The terminal is Check the console port configured configuration Verify that incorrectly the terminal is configured as 8 bit data no parity 1 stop bit and 9600 baud rate Troubleshooting 4 5 Table 4 2 Troubleshooting Malfunctions Continued Symptom The terminal fails to respond to commandsentered at the keyboard Possible Cause The terminal is not receiving commands Corrective Action Power off the terminal wait 30 seconds and then power it on again The keyboard cable is attached incorrectly If the terminal still does not respond to commands power off the terminal and disconnect the keyboard cable Then reattach the keyboard cable and power on the terminal The RS 232 port is malfunctioning Check the state of the Serial Activity LED on the module faceplate see Figure 2 3 If the LEDs indicate a problem contact your 3Com representative for assistance Verify the RS 232 port configuration using the RMON configuration menus Ensure the RS 232 port isconfigured to 9600 baud 8 bit no parity and 1 stop bit 4 6 Ethernet RMON MultiProbe Module Installation and Operation Guide Table 4 2 Troubleshooting Malfunctions Continued Symptom The terminal fails to respond to commandsentered at the keyboard continued Pos
70. ups 1 3 Interface configurations Event Group 1 3 showing 3 37 Filter Group 1 3 Internet Control M essage Protocol ICM P 1 5 History Group 1 3 3 12 Host Group 1 3 IP address HostTopN Group 1 4 assigning 3 26 Matrix Group 1 4 displaying 3 9 Packet Capture Group 1 4 Statistics Group 1 4 L Ethernet RMON groups Alarm Group 1 3 LEDs Ethernet RMON standard 1 3 interpretations 2 12 Ethernet tables operations 2 10 maximum entries A 12 M Main configuration menu 2 9 3 6 F FCC notice ii description 3 8 Front panel options 3 7 LEDs 2 11 Management commands 3 35 monitoring 2 10 assigning interfaces to networks 3 35 reset button 2 13 examples 3 36 Save All 3 37 H Set Port Network 3 36 Show Module 3 37 Hangup string 3 17 Show Port 3 38 Hardware flow control 2 9 Mechanical specifications A 3 Help Memory Configuration Allocation A 12 see Technical assistance 4 9 MIB B 4 Hot Swap Capability 1 7 Modem cable pinouts A 7 l connect response 3 16 hangup string 3 16 Installation init string 3 16 2 Index no connect response 3 16 response strings 3 19 Modem Init string 3 17 ModifyMView Configuration Values menu description 3 12 options 3 11 Modify View Network Interface Settings menu description 3 25 options 3 23 ModifyView Network Settings menu description 3 22 options 3 20 Modify View Serial Configuration Values menu description 3 15 options 3 13 Module Configurations saving an
71. you to enter a new value In modem mode this string lists the modem connection failure response codes S Save Changes and Exit Saves changes to the serial port configuration menu to non volatile memory and returns to the M odify View Configuration Values menu 0 Cancel Changes and Exit Cancels changes to the configuration menu and returns to theM odify View Configuration Values menu Note Allserial configuration information is preserved after a cold start 3 16 Ethernet RMON MultiProbe M odule Installation and Operation Guide Modem Init Strings and Hangup Strings This section describes the format of the modem Q Init Strings QO Hangup Strings To allow the RM ON MultiProbe M odule to communicate with a modem or a serial data switch use the modem Init String and Hangup String The strings contain embedded commands to control how the module interacts with a remote device through the serial interface Commands are represented as 2 character sequences beginning with the character Table 3 5 describes the modem Init Strings and Hangup Strings that the RMON MultiProbe Module supports Note Command characters are case sensitive Table 3 5 Modem Init Strings and Hangup Strings Command Result s Sends string that follows which is terminated by the next command or the end of string NE Delays for the number of seconds that follows Discard any data received instead of storing it in a buffe
72. your installation damage diskettes on a software or magnetic surface hardware This may damage the diskettes Warning A Warning A Warning Wear eye condition may protection when threaten performing these Related Documents personal safety maintenance procedures This section providesinformation on supporting documentation including QO 3Com Documents O Reference Documents xvi Ethernet RMON MultiProbe M odule Installation and Operation Guide 3Com Documents The following documents provide additional information on 3Com products ONline System Concentrator Installation and Operation Guide Provides information on the installation operation and configuration of the ONline System Concentrator This guide also describes the principal features of the ONline Fault Tolerant Controller M odule ONcore Switching Hub Installation and Operation Guide Provides information on the installation operation and configuration of the ONcore Switching Hub This guide also describes the principal features of the ONcore Fault Tolerant Controller Module ONline Ethernet Management M odule Installation and Operation Guide Provides information on the operation installation and configuration of the ONline Ethernet Management Module Distributed Management M odule User s Guide Provides information on the operation installation and configuration of the ONcore Distributed Management M odule This guide also describes the
73. ystem Version x xx for Ethernet RMON ultiProbe Rev x Built on Thu April x 17 36 58 EST 199x Loading configuration system Entering configuration system Please 2 8 Ethernet RMON MultiProbe Module Installation and Operation Guide The Main configuration menu appears Figure 2 2 Main menu Rev x xx Rev x x 1 Modify View configuration values gt 2 Download new firmware gt 3 Warm start and Exit 4 Cold start and Exit Enter one of 12 3 4 Figure 2 2 Main Configuration Menu 5 Referto Chapter 3 Configuring the Module for a description of the configuration menusand instructions for configuring the moduleand its interfaces using the configuration menus Once you configure the RMON MultiProbe M odule and it initializes successfully the module begins to operate normally and monitor the network Note Hardware flow control is not active on the RMON M ultiProbe M odule when you are using the configuration menus Depending on the Serial Port M ode setting hardware flow control is active when you exit the configuration menus For information on the Serial Port M ode settings refer to Chapter 3 Configuring the Module Table 3 4 M odify View Serial Configuration Values M enu Description Installing the Module 2 9 Monitoring the Front Panel Use the LEDs on the front panel of the RMON MultiProbe M odule to monitor the status of the module and the module interfaces The RM ON M ultiP

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