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Cisco Systems 7300-6T3 manuel d'utilisation

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Un bon manuel d’utilisation

Les règles imposent au revendeur l'obligation de fournir à l'acheteur, avec des marchandises, le manuel d’utilisation Cisco Systems 7300-6T3. Le manque du manuel d’utilisation ou les informations incorrectes fournies au consommateur sont à la base d'une plainte pour non-conformité du dispositif avec le contrat. Conformément à la loi, l’inclusion du manuel d’utilisation sous une forme autre que le papier est autorisée, ce qui est souvent utilisé récemment, en incluant la forme graphique ou électronique du manuel Cisco Systems 7300-6T3 ou les vidéos d'instruction pour les utilisateurs. La condition est son caractère lisible et compréhensible.

Qu'est ce que le manuel d’utilisation?

Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation Cisco Systems 7300-6T3 décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.

Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.

Donc, ce qui devrait contenir le manuel parfait?

Tout d'abord, le manuel d’utilisation Cisco Systems 7300-6T3 devrait contenir:
- informations sur les caractéristiques techniques du dispositif Cisco Systems 7300-6T3
- nom du fabricant et année de fabrication Cisco Systems 7300-6T3
- instructions d'utilisation, de réglage et d’entretien de l'équipement Cisco Systems 7300-6T3
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes

Pourquoi nous ne lisons pas les manuels d’utilisation?

Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Cisco Systems 7300-6T3 ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Cisco Systems 7300-6T3 et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Cisco Systems en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Cisco Systems 7300-6T3, comme c’est le cas pour la version papier.

Pourquoi lire le manuel d’utilisation?

Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Cisco Systems 7300-6T3, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.

Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation Cisco Systems 7300-6T3. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.

Table des matières du manuel d’utilisation

  • Page 1

    Corporate He adquarters Cisc o Syst ems , Inc . 170 West Ta sman Drive San Jos e, CA 95 134-1706 USA http://www.ci sco.com Tel: 408 526-4000 800 553- NETS (638 7) Fax: 408 526-4100 Clear Channel 6-P or t T3 (DS3) Line Card Installation and C onf iguration Pr oduct Numbe rs: 730 0-6T3 Platform Suppor ted: Cisco 7304 Text Pa rt Nu mber: OL-3449- 02[...]

  • Page 2

    THE SPECIFICATIONS AND INFORMATION REG ARDING THE PRODUCTS IN THIS MANUAL ARE SUBJECT TO CHANGE WITHOU T NOTICE. ALL STATEMENT S, INFORMATI ON, AND RECOMMENDA TIONS IN T HIS MANUAL ARE BELIEVED TO BE ACCURATE BU T ARE PRESEN TED WITHOUT WARRANTY OF ANY KIND, EXPRE SS OR IMPLIED. USERS MUST TAKE FULL RESPON SIBILITY FOR THEIR AP PLICATION OF ANY PRO[...]

  • Page 3

    iii Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 CONTENTS Preface vi i Object ives vii Organi zation vi i Relat ed D ocum ent atio n vii i Obtain ing Docu mentati on vii i Cisco. com viii Document ation C D-ROM ix Orderi ng Documenta tion ix Document ation F eedback ix Obtain ing Tec hnical As sistanc e x Cisco.[...]

  • Page 4

    Cont ent s iv Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Softw are and Har dwa re Re quir emen ts 2-2 75-O hm In-Li ne C oaxial Atte nuator (Opt ional) 2-2 Safe ty Guid elines 2-2 Safe ty War nings 2-2 Warni ng Defi nition 2-3 Electr ical Eq uipment Gui deline s 2-7 Teleph one Wiri ng Gu ideli nes 2-8 Preven t[...]

  • Page 5

    Content s v Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Using the sh ow di ag C om mand 4-12 Using the sh ow in terf ace s Com ma nd 4-13 DS3 Alarm and Event Dete ction 4-14 Using th e ping Co mma nd to Verify Ne twork Co nnectiv ity 4-15 Using lo opbac k Commands 4-15 Bit Erro r Rat e Te stin g 4-1 7 CLI-Co nt[...]

  • Page 6

    Cont ent s vi Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02[...]

  • Page 7

    vii Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Preface This pr efa ce d escri b es t he ob j ectives and o rganiza tio n of th is do cu me nt a nd expla ins h ow to find additional info rmation on related prod ucts and services. This pref ace contains the fo llowin g sections: • Obje cti v es, pa ge vii • [...]

  • Page 8

    viii Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Preface Related Documenta tion Related Documentation Y our router an d the Cisco I OS software ru nnin g on it contain extensive features and func tional ity , which are do cu me nt ed in t he f ol lowin g r es ource s: • Cisco IOS software: For configurat ion [...]

  • Page 9

    ix Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Pre face Ob ta ining Documentation Internatio nal Cisco website s can be accessed from t his URL: http://www .cisco.com/pub lic/countries_la nguages.shtml Documenta tion C D-ROM Cisco documentati on and additio nal literature are a v ailable in a Cisco Documentatio[...]

  • Page 10

    x Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Preface Obtain in g Technical Assis ta nce Obtaining Tech nical Ass istanc e Cisco provid es Ci sco.c om , w hich i ncl udes the Cisc o T ech ni cal A ssist anc e Ce nter (T A C) w ebsit e, a s a sta rting point for all techni cal assis tanc e. Cus tomer s and pa rt[...]

  • Page 11

    xi Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Pre face Ob ta ining Additional Publications and Information Cisco TAC Website The Ci sco T AC website provides onl ine d ocument s an d tools t o help trouble shoot and re solve techn ical issues with Cisco products and technologie s. T o access the Cisco T A C we[...]

  • Page 12

    xii Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Preface Obtainin g Addi ti ona l Publicat io ns and Info rmatio n • P a cket magazine is the Cisco qua rterly pub licatio n that provides t he latest networ king trend s, technol ogy breakthr oughs, an d Cisco produ cts and sol utions to help industry pr ofessio[...]

  • Page 13

    C HAPTER 1-1 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 1 Overview This chapte r describes the 6T3 line card and con tains the follo wing sections: • Line Car d Overview , page 1-1 • Feat ures , page 1- 2 • Intero pera bil ity Gui del ine s f or 6T3 L ine Car d D SU s, page 1 -3 • LEDs, pa ge 1-3 • T[...]

  • Page 14

    1-2 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Ch ap ter 1 Ov er vi ew Feature s Features The 6T3 line card pro vides the follo wing features: • Single-wi de l ine ca rd for the Cisco 73 04 rout er • Full-dupl ex synchronous seri al DS3 interfa ce • High-Le vel Data Link Con trol (HDLC) data • Integrat[...]

  • Page 15

    1-3 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 1 Overview Interoperability Guidelines for 6T3 Line Card DSUs Interoperability Guidelines for 6T3 Line Card DSUs The 6T3 line card sup ports several types of integrated da ta service units (DSUs) . Ta b l e 1 - 1 lists the feature compatibilitie s of 6T3 l[...]

  • Page 16

    1-4 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Ch ap ter 1 Ov er vi ew T3 SMB Cables The follo wing conditions must all be met before the 6T3 line car d is enabled: • The 6T3 line card is corr ectly connecte d and recei ving po wer . • The Networ k Service s Engi ne 100 (NSE- 100) recog nizes t he 6T3 lin [...]

  • Page 17

    1-5 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 1 Overview T3 SMB Cables Figur e 1 -3 T3 SMB Cable s (SMB T er minat es int o BNC) Note Electromagnetic co mpliance (EMC) was v erif ied with the 10-foot ( 3.048 meters) shielded cabl es that are or de rabl e t hr ough Ci sco. W e re co mme nd tha t you u [...]

  • Page 18

    1-6 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Ch ap ter 1 Ov er vi ew T3 SMB Cables After you connec t the cables to a conf igured port on the line card, it takes up to 35 seconds to initial ize the line card and light the green LN K LED. Ordering Cable s Y o u must orde r cable s separat ely with th e 6T3 li[...]

  • Page 19

    1-7 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 1 Overview Managem ent I nformati on Base Cautio n Cisco assumes no responsibility for system operation with othe r than Cisco-supplied adapter ca bles. The custome r is responsible for ensurin g that any custom er-b uilt cables meet al l of th e applica b[...]

  • Page 20

    1-8 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Ch ap ter 1 Ov er vi ew Line Card Slot Loc ations on the Supported Pla tform Cisco 7304 R outer Slot Numbe ring Figure 1-5 sh ows a Cisco 7304 wit h t he ne twork se rvi ces engi ne (N SE) inst alle d in slot s 0 a nd 1 a nd line cards inst a lled in sl ot s 2 thr[...]

  • Page 21

    1-9 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 1 Overview Identifying Interface Addresses Identifying Interface Addresses This sec tion d escribes h ow to identify inter face addres ses for the 6 T3 line c ard in the Cisco 7304 ro uter . Inter face addres ses sp ecify th e actu al phys ical loc ation o[...]

  • Page 22

    1-10 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Ch ap ter 1 Ov er vi ew Identi fy in g Interfac e Addre sses[...]

  • Page 23

    C HAPTER 2-1 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 2 Preparing for Installation This chap ter describes t he general equip ment, safety , and site pre paration requir ements for insta lling the 6T3 lin e card. Th is chapter co ntains the follo wing sec tions: • Required T ools and Equ ipment, page 2-1 ?[...]

  • Page 24

    2-2 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 2 Preparing for Installation Software an d Hardw are Requ ire ments Software and Hardware Requirements Ta b l e 2 - 1 lists the recomm ended minimum Cisco IOS soft ware relea se required to use the 6-por t 6T3 line card in the 730 4 router platfor m. 75-Oh[...]

  • Page 25

    2-3 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 2 Preparing fo r Inst allation Safety Gu ideli nes Warning Definition War ni n g IMPORT ANT SAFE TY INSTRUC TIONS This warning symbol means danger . Y ou are in a situation that could cause bodily injury. Before you work on any equipment, be aware o f the [...]

  • Page 26

    2-4 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 2 Preparing for Installation Safety Guideli nes Attention IMPORTANTES IN FORM A TIONS DE SÉ CU RI TÉ Ce symbole d'avertissement indique un danger . V ous vous trouvez dans une situation pouvant causer des blessures ou des dommages corpo rels. Avant [...]

  • Page 27

    2-5 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 2 Preparing fo r Inst allation Safety Gu ideli nes Adva rsel VIKTIGE S IKKERHETSI NSTRUKSJO NER Dette varselssymbolet bety r fare. Du befinner deg i en situasjon som kan forårsake personskade. Før du utfører arbeid med utstyret, bør du være oppm erkso[...]

  • Page 28

    2-6 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 2 Preparing for Installation Safety Guideli nes[...]

  • Page 29

    2-7 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 2 Preparing fo r Inst allation Safety Gu ideli nes Electrical Equipmen t Guideline s Foll ow these basic guidelines when wo rking with an y electrical equ ipment: • Before begin ning an y proc edure re quiring ac cess to the ch assis inter ior , locate t[...]

  • Page 30

    2-8 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 2 Preparing for Installation Safety Guideli nes • Do not perfor m an y action that cre ate s a potentia l ha zar d to people or mak es the equipmen t unsaf e; caref ully exami ne y our work ar ea for po ssibl e haz ards s uc h a s moist fl oors, ung rou [...]

  • Page 31

    C HAPTER 3-1 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 3 Removing and Installing Line Ca rds This chap ter describes ho w to remo ve the 6T3 line card fr om supported platforms a nd also ho w to install a new or r epla cem e nt li ne ca rd. T hi s c hapt er co ntai n s th e f oll owing sec ti ons: • Install[...]

  • Page 32

    3-2 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 3 Removing and Installing Line Cards Handling L ine Cards Handling Lin e Cards Cautio n Always hand le the l ine c ard by t he ca rri er e dges and h an dle; never touch the li ne c ard co mp one nts or connec tor pins. (See Figure 3 -1 .) Figur e 3-1 Hand[...]

  • Page 33

    3-3 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 3 Removing and Installing Li ne Cards Warnin gs and Cauti ons Warnings an d Cau tions Observ e the follo wing warnings and cautio ns when installing or re moving line car ds. Cautio n Do not slid e a line card a ll the wa y into the slot unt il you ha ve c[...]

  • Page 34

    3-4 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 3 Removing and Installing Line Cards Line Card Re m ov al and Inst al lation Cisco 7304—Removing and Installing a Line Card 1. To remove the line card, loosen the locking thumbscrews on both sides of the line card. 2. Pull out the line card levers and ca[...]

  • Page 35

    3-5 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 3 Removing and Installing Li ne Cards Conne ctin g a T3 SM B C ab le Connecting a T3 SMB Cable On a 6T3 line ca rd, you ca n use six T 3 SM B ca ble s ( one for eac h T3 l ink) . Each T3 l ink require s separ ate rece i ve and tran smit connec tions t o yo[...]

  • Page 36

    3-6 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 3 Removing and Installing Line Cards Connecti ng a T 3 SMB Cab le[...]

  • Page 37

    C HAPTER 4-1 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 4 Configuring the 6T3 Line Card T o c on tinue yo ur 6T3 lin e ca rd inst al lation, y ou must configur e t he se ria l int erfac e s. This chap ter cont ains the foll ow ing section s: • Using th e EXEC C ommand Int erpre ter , page 4-1 • Conf igurin[...]

  • Page 38

    4-2 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuring the 6T3 Line Card Configur ing the Interfac es Configuring the Interfaces After you v erify that the ne w 6 T3 line card is installed corre ctly (the ST A TUS LED goes on), use the privileged-l evel configur e comman d to conf igure the ne w [...]

  • Page 39

    4-3 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuri ng the 6T3 L ine Card Configuring the Interfaces When you have f inished, press Ctrl-Z — hold down the Con trol key while you pre ss Z — or enter end or exi t to exit conf iguration mode and return to the EXE C command interpr eter . Note I[...]

  • Page 40

    4-4 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuring the 6T3 Line Card Configur ing the Interfac es Step 6 Reenable interf aces by doing th e follo wing: a. Repea t Step 3 to reen able an interf ace. Substitut e the no shutdo wn comman d for the shutdown comm and. b. Repeat Ste p 4 to write the[...]

  • Page 41

    4-5 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuri ng the 6T3 L ine Card Configuring the Interfaces Step 5 Reenable the inte rface s using the no shutdo wn co mmand. (See the “ Shutting D own an Interface ” section on page 4-2 .) Step 6 Configure all ad ditional line card inter faces as req[...]

  • Page 42

    4-6 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuring the 6T3 Line Card Configur ing the Interfac es Customizing the 6T3 Line Card Configuration There a re two sid es to the networ k, a lo cal ne twork side and a remote custom er side , or ne ar and fa r ends. The 6T3 line card supports thir d-p[...]

  • Page 43

    4-7 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuri ng the 6T3 L ine Card Configuring the Interfaces Setting the Sending and Receiving R ate The loc al and r em ote DS 3 port s m ust a lso agr e e on w heth er t o use a s ubr ate or f ul lra te sen ding a nd receiving ra te, b ecause the sp eed [...]

  • Page 44

    4-8 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuring the 6T3 Line Card Configur ing the Interfac es CRC is an error-checking technique that uses a calculated num eric value to detect errors in transmitted data. All inter faces use a 16-bit CRC (CRC-CITT) by def ault b ut also support a 32-bit C[...]

  • Page 45

    4-9 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuri ng the 6T3 L ine Card Check ing the C onfigu ration adtran for connect ion from a 6T3 line card to an Adtra n DSU. Specify digital-link for conn ection to a Digital Link DSU (DL310 0). Spec ify ken trox for connec tion fro m a 6T3 line card to [...]

  • Page 46

    4-10 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuring the 6T3 Line Card Checking the Co nfigurat ion Using show Commands to Verify the New Interface Status Ta b l e 4 - 7 demonstra te s how you c a n us e the show commands to v erify t hat n e w interf aces are configured and o perat ing cor re[...]

  • Page 47

    4-11 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuri ng the 6T3 L ine Card Check ing the C onfigu ration Choose th e subsect i on ap propria te for yo ur syst em . Proc eed to the “ Usin g t he ping Co mman d to V erify Network Conn ectivity ” se cti on on pa ge 4-15 wh en yo u have finished[...]

  • Page 48

    4-12 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuring the 6T3 Line Card Checking the Co nfigurat ion Using the show diag Command Display th e types of line cards installe d in your syst em (and specif ic information about e ach) using the show diag sl ot command. Note Th e outp ut s tha t a pp [...]

  • Page 49

    4-13 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuri ng the 6T3 L ine Card Check ing the C onfigu ration Using the show interface s Command The show i nterfa ces command d ispl ays sta tus in for mat ion ( inc ludi ng the p hysical slo t an d int erface addres s) for the inter faces y ou specify[...]

  • Page 50

    4-14 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuring the 6T3 Line Card Checking the Co nfigurat ion DS3 Alarm and E vent Detection This section assumes that you are f amiliar with DS3 alar ms and line state s. The 6T3 line car d does not have an LE D for alarm and event detecti on. Howev er , [...]

  • Page 51

    4-15 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuri ng the 6T3 L ine Card Check ing the C onfigu ration Using the ping Command to Verify Network Connectivity Usin g th e ping command, you can v erify that an interface port is functioning pro perly . This section pro vides a br ief des cript ion[...]

  • Page 52

    4-16 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuring the 6T3 Line Card Checking the Co nfigurat ion Figure 4-1 sh ows the d ata f low for thre e l oo pback c onfigura tion p ath s, in clu ding no loop ba ck . Figur e 4-1 DS3 Loo pback P aths loopback network payload Sets the interf ace into ne[...]

  • Page 53

    4-17 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuri ng the 6T3 L ine Card CLI-Controlled OIR Bit Error Rate Testing The ratio of rece ived bits o n an int erface tha t cont ain e rrors i s ca lled th e bi t error rate (BER) . A b it er ror rate te st (BER T) is used to check the BER. T3 bit er [...]

  • Page 54

    4-18 Clear Channel 6-Port T3 (DS3) Line Card Installation and Configuration OL-3449-02 Chapter 4 Configuring the 6T3 Line Card Line Card Crash Reco very The fo llowing messa ges ar e asso ciat ed wi th line card recovery: Error Message 00:00:06:% LC-3-RECOVERY: Line card ( slot <x>) recovery in progress Error Message 00:00:06:% LC-3-EXCESSERR[...]