Benutzeranleitung / Produktwartung WM-4T1i des Produzenten Extreme Networks
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Extreme Netwo rks, Inc. 3585 M onroe St reet Santa Cl ara, Cali fornia 9505 1 (888) 257-3000 http:// www . extrem enetwork s.com WM-4T1i Module Installation and User Guide Publish ed: June 200 1 Part nu mber: 10009 5-00 Rev .
ii ©2001 Extreme Networks, Inc. All rights reserved. Extreme Networks and BlackDiamo nd ar e register ed trademarks of Extreme Networks, Inc. in the United States and certain other jurisdictions.
WM-4T1i Installation and Use r Guide iii Contents Pref ace In tr od ucti on v Conventions vi Related Publica tions vii 1 Installing the WM -4T1i Module Overview 1-1 Installin g the WM-4T1 i Module 1-2.
iv WM-4T1i Installation and User Gui de Y ellow A larms 2-5 T1 Port Config uration Comman ds 2-5 Monitori ng T1 Phys ical Link 2-6 Loopback 2- 6 Near -end Loopback Mo des 2-7 Far -End Loopback Mo des .
WM-4T1i Module Insta llation and Us er Guide v Preface This Preface pr ovides an overview of this guide, describes guide conventions, and lists othe r pub lica tions th at ma y be us efu l.
vi WM-4T1i Module Insta llation and Us er Guide Conventions T a b l e 1 a n d T a b l e 2 l i s t c o n v e n t i o n s t h a t a r e u s e d t h r o u g h o u t t h i s g u i d e . Ta b l e 1 : Notice Icons Icon Noti ce Type Alerts yo u to... Note Impo rtant feature s or ins tructions .
WM-4T1i Module Insta llation and Us er Guide vii Related Publications Related Publication s The publicatio ns related to this o ne are: • ExtremeW ar e ™ rel eas e not es • ExtremeWar e Software.
viii WM-4T1i Module Insta llation and Us er Guide.
WM-4T1i Module Insta llation and Us er Guide 1-1 1 Installing the WM-4T1i M odule This chapter cov ers the followin g topics: • Installin g the WM-4T1 i Module on page 1-2 • Ports and Co nnectors .
1-2 WM- 4T1i Module I nstallation an d User Guid e Installing the WM-4T1i Mod ule Installi ng the WM-4 T1i Module All Alpine ™ 3800 series sw itch module card s (SMMi modules and I/ O modules) ar e hot-swappa ble. Y ou do not need to pow er off the system to remove or inse rt a module card.
WM-4T1i Module Insta llation and Us er Guide 1-3 Ports an d Connectors Note: Tighten the s crews b efore i nsertin g addit ional m odule s. If you in sert additi onal modul es befo re tighten ing the sc rews, yo u might uns eat modu les that you have no t secu red.
1-4 WM- 4T1i Module I nstallation an d User Guid e Installing the WM-4T1i Mod ule Figure 1-2: WM- 4T1i LED s T able 1-1 describes the LED behavior on the WM- 4T1i module.
WM-4T1i Module Insta llation and Us er Guide 1-5 Installing the WM-4T1 i M odule Software The slowly blinking LEDs cycle on ce per second. The rapidly blinking LEDs cycle twice a sec ond. Installi ng the WM-4 T1i Module Software Once the WM-4T1i module is installed in the chassi s, you must down load an ima ge file to the module.
1-6 WM- 4T1i Module I nstallation an d User Guid e Installing the WM-4T1i Mod ule use image [primary | secondary].
WM-4T1i Module Insta llation and Us er Guide 2-1 2 Configuring the T1 Physical Link This chapter cov ers the followin g topics: • Configurin g T1 Physi cal link on pag e 2-1 • M o n i t o r i n g T 1 P h y s i c a l L i n k o n p a g e 2 - 6 Overview T1 is a mature technology origin ally developed for v oice telephone transmi ssion.
2-2 WM- 4T1i Module I nstallation an d User Guid e Conf igu rin g the T1 Ph ysica l Link • Clock Source • Facility Da ta Link • Framing • Inband Loopback Detectio n • Linecodin g • Y ellow A larms Alarms The T1 stand ar d, ANSI T1.403, Bel lcor e TR-54016 an d others, defin es red, y ellow , and blue alarms .
WM-4T1i Module Insta llation and Us er Guide 2-3 Configuring T1 Physical link cablelength command al lows you to control the transm itter signal l evel for your conditions . T ypically , your service provider will sug gest the correct level. For short ha ul connectio ns (less then 700 f eet) the typical equi pment uses less s ensitive receivers.
2-4 WM- 4T1i Module I nstallation an d User Guid e Conf igu rin g the T1 Ph ysica l Link are ignored when a port is configu red for SF framing . See “ Framin g ” fo r informa tion on configurin g framin g. The two standar ds supported for FDL ar e A TT , described by the A TT 54016 specification, and ANSI, described by the T1.
WM-4T1i Module Insta llation and Us er Guide 2-5 Configuring T1 Physical link Ye l l o w A l a r m s A yellow ala rm occurs on a d evice when it s signal is no t received at the remote end. It is also call ed a Remote Alarm Indication (RA I). Y ou can disable detection and generation of yello w alarms fo r a T1 port.
2-6 WM- 4T1i Module I nstallation an d User Guid e Conf igu rin g the T1 Ph ysica l Link Monitoring T1 Physica l Link T1 devices have a built-in facility designed for troubleshootin g the physica l link, called loopback.
WM-4T1i Module Insta llation and Us er Guide 2-7 Monito ring T1 Phys ical Link Near-end Loopback Modes The near-end of th e link can be ena bled for the follo wing t hree loopback modes : • Local • Network Line • Network Payl oad The local loopba ck mode reflects the data stream internally to the n ear-end.
2-8 WM- 4T1i Module I nstallation an d User Guid e Conf igu rin g the T1 Ph ysica l Link Figure 2-3: Networ k line lo opback mode Network Line Loopback M ode. When the lo cal port is enabled for network lin e loopback mode, the received signa l is sent back to the remote end without reframing the data.
WM-4T1i Module Insta llation and Us er Guide 2-9 Monito ring T1 Phys ical Link The remote line mode reflects the received signal back to the n ear-end. The r emote payload mode reflects the data and regenerates the framing informatio n back to the near-end.
2-10 WM- 4T1i Module I nstallation an d User Guid e Conf igu rin g the T1 Ph ysica l Link remote end r emoves the frami ng bits from the received signal and recovers the transmitted data. This same data is then reframed and transmitted back to the local end.
WM-4T1i Module Insta llation and Us er Guide 2-1 1 Monito ring T1 Phys ical Link show ports {<po rtlist>} t1 e rrors [near-en d | far-end] [to tals | int ervals | c urrent] Display s current an d past errors . show ports {<portli st>} t1 info Display s the po rt configur ation and status.
2-12 WM- 4T1i Module I nstallation an d User Guid e Conf igu rin g the T1 Ph ysica l Link.
WM-4T1i Module Insta llation and Us er Guide 3-1 3 Configuring PPP and MLPPP This chapter cov ers the followin g topics: • Multilink PPP an d Multil ink Groups on page 3-2 • Configurin g a PPP/M L.
3-2 WM- 4T1i Module I nstallation an d User Guid e Configuring PPP and MLPPP Multilink PPP and Multilink Groups Each multili nk PPP g roup is given a nam e, up to 16 cha racters in length. All nam ed components of the s witch configu ration m ust have un ique na mes, so multi link groups and VLANs cannot have identical names.
WM-4T1i Module Insta llation and Us er Guide 3-3 Configuring a PPP/MLPPP Li nk Configuring a PPP/MLPPP Link All of the PP P configuratio n comman ds can be used to co nfigure a single po rt or to configure a multi link group, so the follo wing se ctions for P PP links a lso apply to MLPPP link s.
3-4 WM- 4T1i Module I nstallation an d User Guid e Configuring PPP and MLPPP config ppp user <username> {encrypted} <password> [ports <portli st> | multilink <groupname>] The e.
WM-4T1i Module Insta llation and Us er Guide 3-5 Configuring a PPP/MLPPP Li nk config ppp [b cp [on | off] | ipc p [on | off]] [p orts <portlist> | multilink <groupname>] PPP/MLPPP Configuration Com mands T a ble 3-1 describes t he comman ds used to configure a PPP/ MLPPP l ink.
3-6 WM- 4T1i Module I nstallation an d User Guid e Configuring PPP and MLPPP Monitoring PPP/MLPPP Links The followin g comman ds monitor th e status of the PPP and M LPPP links. PPP/MLPPP Configuration Examples The followin g examples show how to co nfigure multilink groups.
WM-4T1i Module Insta llation and Us er Guide 3-7 PPP/MLPPP Con figuration Ex amples have the same T1 and PPP configuration s. If you chan ge the config uration for a single port, the change will aff ect the entire gr oup.
3-8 WM- 4T1i Module I nstallation an d User Guid e Configuring PPP and MLPPP Figure 3-2: IPCP m ultil ink exam ple config default delete ports 4:1-4:3 create vlan beta config beta tag 1001 config beta ipaddress 10.
I Index Numerics 802.1p 3- 4 802.1Q 3- 4 A alarms 2-2 altern ate ma rk in versio n (AMI) 2-4 AMI l inecoding 2-4 authenti catio n 3-3 B B8ZS l inecoding 2-4 BCP encapsula tion 3-4 bipol ar eigh t zero.
II - I NDEX P PA P 3 - 3 Point-to-Point Protocol (PPP) 3-1 PPP 3-1 PPP authentica tion protocol (P AP) 3-3 PPP links bridge d 3-4 rou te d 3 -4 PPP user account s 3-4 PPP username 3-3 PPP/MLPPP config.
Index of C ommands - i Index of Commands C config m ultilin k add port s 3-5 config m ultilink delete por ts 3-5 config ports t1 alar ms 2-5 config ports t1 cab lelength 2-5 config ports t1 cl ock so .
ii - Index of Co mmands.
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