Advanced Testing and Troubleshooting for Carrier
Contents
1. CONFIGURATIONS Typical ATM OC3 STM 1 DS1 DS3 E1 E3 Example configuration for distributed and portable testing of ATM QXU 1000 only networks Ideally suited for carrier test head applications Typical ATM WAN OC3 STM 1 DS1 DS3 V Series E1 WAN Example configuration for portable testing of ATM and Frame Relay QXU 1000 networks Ideally suited for carrier and ISP applications Typical LAN WAN FDX Fast Ethernet T1 Token Ring FDDI Example configuration for portable testing of traditional non ATM PXU 600 networks Ideally suited for enterprise applications GNI Nettest ATM LAN WAN Analyser Total care for networks GN Nettest is a worldwide designer manufacturer and marketer of advanced equipment and systems for the test and measurement of telecommunication data communication and optical networks GN Nettest provides carriers vendors enterprises and communication research laboratories with the network testing solutions they need These solutions troubleshoot and optimize performance in today s most complex and hybrid networks as well as those planned for tomorrow Want to know more We ll get back to you fast We re as interested as you are in keeping your network up and running at peak performance And we re ready to prove it with a complete range of network analysis products from lab tools to monitoring and troubleshooting tools to field equipment for testing and service deployment To find2. Physical through scalable and ideally suited to guaranteeing 3 Adaptation are automatically configured by the Quality of Service QoS However these o Es analyser within seconds of starting a passive monitoring benefits can be only realized when switches session WinPharaoh works even further up the stack are properly configured and tuned by automatically identifying the encapsulations used by all AAL5 traffic types TLL in a i a STS 3 UTP 5 Fa J i E rs z po m l me FE i a ee e CAEL E odg be oa E1 E3 Test Set on a Board Each modular WinPharaoh ATM adapter is actually a high performance self contained test set on a board with programmable hardware and its own on board dedicated 64 MB capture buffer A full duplex circuit is easily accommodated with two adapters interconnected through an internal high speed bus with 128 MB capture buffer Designed to work seamlessly within the WinPharaoh architecture multiple adapters in any test set can be used for simultaneous testing of separate ATM circuits operated by multiple users Concurrent tests are supported on LAN and WAN adapters in the same chassis You also get a full complement of other advanced capabilities such as e Full line rate data capture and analysis at speeds up to 155 Mbps e Real time monitoring and analysis of up to 1 023 Virtual Connections e Auto
3. connections WinPharaoh ATM architecture allows for future testing of up to 1 000 simultaneous VCs Pre capture filtering Pre capture filtering allows you to focus your troubleshooting efforts to specific IP source and or flow destination addresses This reduces troubleshooting time while maximizing use of the capture buffer Over 300 protocols decoded WinPharaoh lets you decode directly trom the capture buffer or load data previously saved to a Tile With autorecognition of numerous AAL5 encapsulations all traffic is automatically decoded ATM Layer and signaling protocols include e UNI 3 0 3 1 and 4 0 e ILMI e PNNI Signaling and PNNI Routing e LANE 1 0 MPOA RFC 1483 e PPP LLC and Multiplexed e Frame Relay RFC 1490 PDU level decodes support over 300 protocols Additional protocol support is constantly being introduced Direm Tarna GL iF TEN Hi Fi FHE illi Eti ET z H ETAT i Gi Ii a tah EF GE ie Eii lM Be df 40 iD tt Li dE EL fl om 6 2 e m a e M a EL Ga wi Er eL dd oo dhE n i aoe Ete E I BE oa wD Pei i Ma EE EE OE EI EF LE ee ee E ATM decoding in an understandable form Data is displayed in a multi view window showing reference VCC protocol protocol interpretation and raw data octets Full duplex data is displayed interleaved in the same window showing data flow in the order of arrival for both directions Reference can be displayed as PDU number absolute time or delta time
4. out more about our WinPharaoh solution give us a call or visit GN Nettest on the web at www gnnettest com www gnnettest com
5. troubleshooting situations this virtually eliminates the need for time consuming manual protocol decoding Expert Analysis System WinPharaoh s unique Expert system gives you yet another powerful tool for measuring the performance of your network It is based on a four part model that includes Statistical Analysis WinPharaoh monitors traffic patterns on local LAN WAN segments and detects when statistical parameters have been violated You can define your own expert thresholds for statistics including broadcast counts per station or router utilization and datalink layer error conditions such as collisions ring purges or alignment errors Error Code Detection WinPharaoh can automatically detect error codes flag the individual frames that include an error and provide an English description of the error Context Sensitive Events The Expert system can examine multiple frames and compare events in time relation to recognize when errors have occurred Detailed Analysis This includes hundreds of detailed expert event descriptions interpreting the reason for detected errors and suggesting possible network solutions Servi Ee Earki i T Shalt al r ia kar Fi Rey Lt i ios fuk iri i eee ee LET i 1E AAEE A of Using WinPharaoh s comprehensive Traffic Analysis features you can monitor traffic patterns and set your own expert thresholds Baseline statistics help keep y
6. ances in networking technology Please Contact GN Nettest for availability Powerful easy to use interface simplifies complicated troubleshooting routines WinPharaoh runs simultaneous ATM and LAN WAN tests on the same hardware platform while viewing results for both segments either locally or remotely from any PC flexible monitoring analysis and emulation capabilities pinpoint LAN WAN problems fast To really earn its keep a test tool has do more than just monitor packets and watch traffic It has to perform under actual operating conditions including worst case scenarios And it has to help you identify trouble spots and figure out what s causing them Your most common LAN WAN testing activities can be configured and carried out with only a few mouse clicks including New Services Provisioning Centralized Monitoring Maintenance amp Troubleshooting and Service Restoration Verification PXU 600 Full line rate capture of network traffic WinPharaoh captures data at full line rate to on board RAM or directly to a PC hard drive With 64MB of base RAM upgradable to 128MB it can see more data than any other product in its class Real time monitoring and analysis Detailed real time statistics provide the most effective means of troubleshooting most network problems WinPharaoh delivers extensive real time traffic statistics with Expert protocol analysis all the way through layers 3 and 4 For most
7. araoh s ATM testing capability includes a battery of standardized and user customizable ATM QoS tests Tests conform to international standards Metrics include Cell Error Ratio CER Cell Loss Ratio CLR Cell Misinsertion Ratio CMR Cell Delay Variation CDV and Cell Delay Variation Tolerance CDVT A number of WinPharaoh features simplify the QoS testing process For example you can e Perform 0 191 QoS testing on multiple background channels e Specify your own thresholds for Pass Fail results or use built in standards e Generate test cells at rates from 1 cell sec to full line rate e Create negative testing conditions to analyse physical layer PLCP if used and ATM layer performance e Create traffic profiles based on Generic Cell Rate Algorithm GCRA or Markovian Distribution Patterns Non intrusive UPC NPC testing UPC NPC algorithms are used to police traffic contracts and ensure fair allocation of bandwidth and buffering resources among ATM network users WinPharaoh UPC NPC tests provide non intrusive verification of contormance and report the nature and frequency of service agreement violations The testing setup includes four typical GCRA parameter configurations using single or dual leaky buckets based on ATM Forum Traffic Management Specifications Test results track non conformance per leaky bucket using Standard or user specified thresholds Concurrent tests can be run on two virtual
8. inehanon aman aa i i a for Carrier and Enterprise Networks i GNI Nettest Total care for networks WinPharaoh troubleshooting tool that s up to any job on any network No matter how big or complex your network is the WinPharaoh ATM LAN WAN Analyser gives Network Operations and support staff all the monitoring analysis and troubleshooting tools they need maintain network availability reduce the mean time to repair and improve Quality of Service QoS At its core is fast reliable hardware that is able to tackle whatever high speed technology you need tested WinPharaoh delivers performance you can depend on all in a convenient compact and fully customizable choice of expansion units QXU 1000 PXU 600 Typical WAN Service ATM or Frame Relay SERVICE PROVIDER S s BACKBONE LAN Connections Ethernet or T R LAN Connections Ethernet or T R T K We Test Here Demarcation Demarcation Find trouble fast anywhere on the network WinPharaoh lets you test both sides of inter connection devices simultaneously capturing data at full line rate and accurately time stamping it Advanced GPS time synchronization and statistical correlation extends your reach to any location on the network anywhere in the world and tracks down even the most subtle Private Network Internet and WAN related problems LAN WAN and ATM Interfaces Powerful WinPharaoh Application Suite WinPha
9. inh eaer a TA Fam L m L mri a a ee ero i i FE illob P3 I alo Ek Hl resi Se i mfime m iml a Ei WinPharaoh s Autocorrelation feature automatically identities packets on either side of a router switch or other forwarding device With a single mouse click you can compare entire trace files and precisely measure the latency introduced by a switch over time or determine if a forwarding device is dropping frames Analyser Access Unit permanently monitors multiple segments An optional Analyser Access Unit AAU provides permanent monitoring connections to multiple segments of LAN or WAN networks Up to two WinPharaoh adapters can be linked into an AAU each AAU can be linked into eight different network segments or daisy chained to support additional connections QXU 1000 Treats multiple network segments as a single network WinPharaoh s Autocorrelation capability accommodates simultaneous testing of both sides of interconnecting devices such as switches routers and bridges allowing you to treat any number of multiple network segments as a single network Test results are displayed in a consistent manner independent of the physical LAN or WAN network connection and all tests run concurrently in the same chassis Carrier Network Demarcation 4 We Test Here MultiTrak synchronized time stamping with optional GPS time synchronization WinPharaoh s MultiTrak capability p
10. our network healthy A powerful suite of real time statistical applications report network metrics reveals long term trends and defines traffic baselines Wire speed hardware based statistical counters assure no data loss and accurately monitor layers 1 and 2 for network utilization broadcast counts error conditions and frame size distribution The Traffic Analysis application combines complex sorting operations on network traffic with powerful statistical analysis functions e Matrix view of the conversation pairs on the network details the top talkers and measures their communication exchanges with the datalink layer or network layer end stations e Network utilization is precisely measured on a Frame Relay line with a breakdown of the protocol and station utilization of individual DLCls e Error conditions on the network are correlated with stations introducing problems e Protocol utilization is detailed as a hierarchical breakdown Seven layer decoding of over 300 protocols The Detailed Decode option lets you instantly examine a full seven layer decode of the data captured by the analyser without interrupting the monitoring process No need to stop the analyser and no lost frames The data can be cached in the on board RAM buffer or saved directly to a hard drive e Major protocol suites including TCP IP Novell Netware SNA SMB OSI DECnet Vines and Appletalk e Standards based WAN pro
11. raoh s intuitive Windows based applications make short work of tracking down and fixing network problems Using an easy to read easy to learn user interface even complex testing routines can be performed with just a few mouse clicks Stee eee hemme Lol BHO Cost Effective Modular Hardware Architecture In addition to the software the WinPharaoh testing solution includes high performance data acquisition hardware The modular design lets you build and if needed re configure a tool that s perfectly matched to the needs at hand Offering the highest interface port density available in a field portable product the same instrument can be used for LAN WAN and ATM testing without any hardware swapping In addition to 6 or 10 slot portable chassis configurations WinPharaoh can also be rack mounted for distributed and test head applications or incorporated into a desktop PC or luggable PC QXU 1000 PPC Card A full range of integrated high performance line interface modules LIMs allows line rate monitoring transmission and microsecond time stamping of captured network data e LAN Ethernet Fast Ethernet Token Ring FDDI e WAN RS232 RS422 RS423 RS449 RS530 V 35 X 21 V 11 DS1 E1 Primary Rate ISDN T1 E1 e ATM 155 Mbps OC3 STM 1 Single Mode and Multi Mode STM 1e 155 Mbps UTP 5 DS3 DS1 E3 E1 ATM 25 6 New interfaces are continually in development to keep pace with recent adv
12. recognition of AAL5 encapsulations e Non intrusive UPC NPC conformance verification on multiple virtual channels e Integrated remote via CORBA over TCP IP e User defined Emulation Tests AutoContigqure SO lnitialzing Sutolontigure af ULC Mode if HEC Coset Enabled if AUboLontigure Successtul Autoconfiguration simplifies setup WinPharaoh automatically configures the test set for the physical layer and ATM layer framing coding PLCP and ATM cell scrambling ici ue Scie Fii es m hi a kjg AH dees O Ce Dee ENT a Lind ies Cae a WinPharaoh s simple point and click interface puts you in command of powerful performance features For example the Physical Link Quality Results appear as easy to read Pass Fail instrument style LEDs with push button error insertion for negative testing Comprehensive Physical Layer Testing WinPharaoh ATM delivers extensive physical layer testing capabilities which include LED signal and alarm monitoring frequency measurement and physical layer error insertion Real time statistics are reported on three distinct pages Physical Interface ATM Layer and Monitored VCs Additional tabs are dynamically added as tests are selected in setup Currently available tests include e ATM QoS e UNI Signalling Emulation e Circuit Emulation Services CES with AAL1 monitor and BERT e BERT over DS1 DS3 and E1 E3 Quality of Service Testing WinPh
13. rovides synchronized time stamping across multiple adapters in the same chassis a critical feature for QOS measurements such as data loss and latency WinPharaoh adapters located in the same physical enclosure remain synchronized within 4 microseconds With the GPS option this time stamp synchronization is extended across multiple geographically dispersed analysis units Please contact GN Nettest for availability Replay and simulation features enable off line problem solving You can replay captured data on the network or simulate specific traffic patterns to isolate error conditions independent of actual network traffic User specitied transmit settings include Percentage Utilization Frame Rate Frame Size and Number of Frames On Frame Relay for example you can send captured or custom created frames onto a network or transmit an entire trace file complete with time simulation You can also emulate a DTE or DCE device or use WinPharaoh to send and respond to Frame Relay Link Management Information LMI and Full Status Enquiry FSE messages In addition special statistic displays provide information based on the DLCI for the Frame Relay connection Connectivity variable length frame and network verification tests are provided for verifying the type and correctness of network Frame Relay activity Physical Layer Testing All WAN Line Interface Modules support full duplex operation and are ideally suited for WAN tro
14. tocols including PPP Frame Relay X 25 ISDN SDLC and SMDS e Embedded LAN protocols crossing propriety WAN links such as Cisco 3Com Bay ASCOM Timeplex and Proteon e Popular database applications such as SQL and Oracle New protocols are continually under development Please contact GN Nettest for a detailed list of supported protocols Flexible powerful filtering WinPharaoh s Instant Filter feature lets you filter network data based on address protocol or specific pattern hex ASCII or binary Settings can be saved as files and used for a number of different analyser operations such as pre capture and post capture filtering start stop triggers frame search event counts and frame correlation The sophisticated Instant Filter capability links with WinPharaoh s decode functionality to make it easy to create powerful filters based on address protocol or even specific patterns including complex TCP IP connection conditions Even new users can easily create and save powerful filtering systems A unique Relative To setting lets the same filter be used across different adapter types Remote options let you be anywhere on the network Using any number of third party remote control programs PC Anywhere Netsupport etc WinPharaoh can easily troubleshoot intermittent problems at remote sites via dial up modem or TCP IP connection az Si p E irea Ger Wikile Bas iiinis L
15. ubleshooting Physical layer testing capabilities include specific interface signal monitoring and Bit Error Rate Testing BERT with user configurable settings for patterns block size duration and error injection rates LULL Le ee ee a mE E l C E bhaa a i a a a d p iR i Fi P nai pe eget of bem lere aah Bik iasi 1 Ete T nos F ernim c ET i ii abe Ipa mn aT Dem E CET pe Pasi Lire Tee Poin Ba em Figg is aaa ar Boi Eii len l ee Se i hai Ha Ereni beret i i pemeri ed m Pek Perce a Disi Bites E Li im bii Dri E og S Er A rence feet Eo T ie i Ei pmi ii i Cede E Diiia Lies jai MIES Home Fares Fan bk E m aE Ea oi Hil Traa mn n DEui kii Bed boel m bm Hn Ur A complete ATM testing solution for verification of end to end QoS At the physical layer ATM supports a large number of interfaces each with unique framing and coding parameters at the ATM layer cell mapping parameters introduce further challenges to successfully monitoring a link Perhaps even more uniquely problematic is ATM s ability to interleave voice and data services in a single cell stream leaving technicians the unenviable hh z task of distinguishing traffic types by channel identifiers VPIVCls i a With its unique Autoconfiguration feature WinPharaoh Ii As a network transport ATM is both extremely ATM makes the technician s task considerably easier All parameters associated with layers 1
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