Instruction/ maintenance manual of the product WM-4T1i 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.
An important point after buying a device Extreme Networks WM-4T1i (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Extreme Networks WM-4T1i yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Extreme Networks WM-4T1i - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Extreme Networks WM-4T1i you will learn all the available features of the product, as well as information on its operation. The information that you get Extreme Networks WM-4T1i will certainly help you make a decision on the purchase.
If you already are a holder of Extreme Networks WM-4T1i, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Extreme Networks WM-4T1i.
However, one of the most important roles played by the user manual is to help in solving problems with Extreme Networks WM-4T1i. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Extreme Networks WM-4T1i along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
