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Manual Cisco Systems UBR10012

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  • Cisco Systems UBR10012 - 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 Cisco uBR1 0 0 1 2 Univer sal Broadband Router T r oubleshooting Guide October 20 04 Text Pa rt Nu mber: OL-1237- 01 ...

  • Cisco Systems UBR10012 - page 2

    THE SPECIFICATIONS AND INFORMATION REGARDING TH E PRODUCTS IN THIS MANUAL ARE SUBJE CT TO CHANGE WITHOUT NO TICE. 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, E XPRESSED OR IMPLIED. USERS MUST TAKE FULL RESPONSIBILI TY FOR THEIR APPLICATION OF ANY P ...

  • Cisco Systems UBR10012 - page 3

    iii Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 CONTENTS Preface vi i Pur pose vii Audienc e vii Document Organi zation vii i Relat ed D ocum ent atio n vii i Obtain ing Docu mentati on ix Cisco. com ix Orderi ng Documenta tion ix Document ation F eedback ix Obtain ing Tec hnical As sist ance x Cisco TAC Website x ...

  • Cisco Systems UBR10012 - page 4

    Cont ent s iv Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 PRE Module Not Suppo rted 3-2 PRE-1 Module Stat us Scre en 3-2 Bootin g Up with Redun dant PRE -1 Modules 3-3 PRE- 1 Module Faults 3-4 Ethern et Co nnectio n Probl ems 3-6 Consol e Port Se rial Conn ection Pr oblems 3-7 Troubl eshooti ng Common Syst em Probl ...

  • Cisco Systems UBR10012 - page 5

    Content s v Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 CHAPTER 5 Replacing or Recovering Passwords 7-1 Password Recove ry Procedu re Overvi ew 7-1 Password Recove ry Procedu re 7-1 APPENDI X A Unsupport ed Commands A- 1 Unsuppor ted Frame Re lay Comma nds A-1 HCCP Commands A-2 MLPPP Command s A-2 Unsuppor ted MPL ...

  • Cisco Systems UBR10012 - page 6

    Cont ent s vi Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 ...

  • Cisco Systems UBR10012 - page 7

    vii Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 Preface This gu ide docu ments p rocesses and pro cedu res f or user lev el ha rdware t rouble shootin g on the Cisco uBR10012 universal broadba nd rou ter. For co mplet e configurat ion inst ructions, please r efer to t he Cisco u BR10012 U niversal Broadband Rout e ...

  • Cisco Systems UBR10012 - page 8

    viii Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Preface Docum ent Organ izatio n Document Orga nization The sect ions of this gui de are as fo llows: Related Documentation When t roubles hooting the C isco uB R10012 ro uter, you sh ould use the Cisco uBR 10012 Unive rsal Br oadband R outer T r o ubleshoo ting G ui ...

  • Cisco Systems UBR10012 - page 9

    ix Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 Pre face Obtaining Documentat ion For more infor mation a bout the IO S software t hat run s on the Cisco uBR1 0012 rou ter, see the Cisco IOS comm and ref ere nce boo ks and con figuration g uide s: • Cisco Broadband Cable C ommand Refe r ence Guide —Des cr ibes ...

  • Cisco Systems UBR10012 - page 10

    x Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Preface Obtain ing Techni cal Ass istance Y ou can submi t commen ts by using the re sponse car d (if pre sent) beh ind the front cover of your documen t or by writi ng to the following a ddres s: Cisco Systems Attn: Custo mer Docu ment Or dering 170 W est T asman Dr i ...

  • Cisco Systems UBR10012 - page 11

    xi Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 Pre face Obtaining Additional Publications and Information TAC Case Priority Definitions T o ensure that all cases are reported in a standard format, Ci sco has established case prior ity defi nitions. Priority 1 (P1)—Y our netwo rk is “down” or the re is a crit ...

  • Cisco Systems UBR10012 - page 12

    xii Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Preface Obtainin g Addi tional Pub lications and Informat ion • T rainin g—Cisc o offers world-cla ss networking tra ining. C urren t offerings in network tra ining are listed a t this URL: http://www .cisco.com/en /US/learn ing/index .html ...

  • Cisco Systems UBR10012 - page 13

    C HAPTER 1-1 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 1 Basic Trouble shooting Tasks and Startup Issues This se ction descri bes th e basi c proce dure s that user s should perf orm bef ore underta king a deta iled troublesh ooting analysis of the Cisco uBR10 012 route r or loggin g a case with the Ci sco T ech ...

  • Cisco Systems UBR10012 - page 14

    1-2 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapter 1 Basic Troub leshooti ng Tasks and St artup Is sues Confirmi ng the Hard ware Inst allation Confirming the Hardware Installation Start troublesho oting the installation b y issuing the show hardwar e comm and. Th e show hard ware comm and displ ays all hardwa ...

  • Cisco Systems UBR10012 - page 15

    1-3 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 1 Basic Tro ubleshoo ting Task s and Sta rtup Issu es Displaying the Cisco IOS Software Version 2 Gigabit Ethernet/IEEE 802.3 interface(s) 4 Cable Modem network interface(s) 509K bytes of non-volatile configuration memory. 125440K bytes of ATA PCMCIA card at ...

  • Cisco Systems UBR10012 - page 16

    1-4 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapter 1 Basic Troub leshooti ng Tasks and St artup Is sues Display ing Syste m Environme nt Inform ation Displaying System Environment Informati on Use the show en vi ronment command t o display the basic system en vironmen t status , to verify the following: • Ma ...

  • Cisco Systems UBR10012 - page 17

    1-5 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 1 Basic Tro ubleshoo ting Task s and Sta rtup Issu es Cisco uBR10012 Syste m Startup Seq uence Figur e 1 -1 Har dwar e T r oubleshoo ting Flo w char t Cisco uBR10012 System Startup Sequence Ta b l e 1 - 1 de scribes t he visi ble sequ ence of events that oc c ...

  • Cisco Systems UBR10012 - page 18

    1-6 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapter 1 Basic Troub leshooti ng Tasks and St artup Is sues Cisco uBR10012 System Startup Seque nce T able 1 -1 Ci sc o uB R 1 0000 S er ies Sy st em S ta r t up Se qu en c e Start up Even t Event De scripti on PEM is po wered of f The F ault LE D on each PEM is l ...

  • Cisco Systems UBR10012 - page 19

    C HAPTER 2-1 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 2 PEM Faults and Fan Assembly Failures The follo w ing sections provide metho ds for troubleshootin g faults in volvi ng the Cisco uBR10012 DC Power Entry Mod ules (PE Ms), t he opt ional 24 00W AC-input p ower shelf, and fan a ssembly module . This chap ter ...

  • Cisco Systems UBR10012 - page 20

    2-2 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 2 PEM Faults and Fan Assembly Fai lures AC PEM Fa ults Figur e 2-1 A C PEM F ro nt P anel Ta b l e 2 - 2 lists the AC PEM fault symptoms and cor recti ve actions. T able 2-1 A C PEM LEDs LED Color Descriptio n Power Green The PE M is on, is re ceiving power f ...

  • Cisco Systems UBR10012 - page 21

    2-3 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 2 PEM Faults and Fan As sembly F ailures DC PEM Faults Ti p Secu rely tighten the cap tiv e scre ws on your PEMs to prev ent height ened le vels of elec tromagne tic interf erence. DC PEM Faults On th e Cisco u BR10012 ro uter, two DC PEMs are i n a redunda n ...

  • Cisco Systems UBR10012 - page 22

    2-4 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 2 PEM Faults and Fan Assembly Fai lures DC PEM Fa ults Figur e 2-2 DC PEM F r ont P anel (or iginal mode l, UBR1 0-PWR-DC) Figur e 2-3 DC PEM F r ont P anel (cur r ent mode l with alar m connect or , UBR1 0-PWR-DC-M) 56480 POWER MISWIRE FAU LT 62518 POW ER M ...

  • Cisco Systems UBR10012 - page 23

    2-5 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 2 PEM Faults and Fan As sembly F ailures 2400W AC-Input P ower Shelf Ta b l e 2 - 4 lists the DC PEM fault sympt oms and correcti ve actions. Ti p Secu rely tighten the cap tiv e scre ws on your PEMs to prev ent height ened le vels of elec tromagne tic interf ...

  • Cisco Systems UBR10012 - page 24

    2-6 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 2 PEM Faults and Fan Assembly Fai lures Other Elect rical Probl ems The power shelf i nclude s three 120 0-watt (W) A C-inp ut power modules t hat plug in to a comm on power backpl ane in th e 2400W A C-i nput power shelf. T wo 1200W AC-input power modules ar ...

  • Cisco Systems UBR10012 - page 25

    2-7 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 2 PEM Faults and Fan As sembly F ailures Fan Assembly Module Faults Check the s ite f or: • Improp erly gro unded equipment , particu larly equi pment racks and power gro unds • Fluctuat ing voltage, w hich ca n result f rom excessive pow er dra ins cause ...

  • Cisco Systems UBR10012 - page 26

    2-8 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 2 PEM Faults and Fan Assembly Fai lures Fan Asse mbly Mod ule Fa ults Figur e 2-6 F an Assembly Air Cir culation P att er n The LEDs on the front pane l indicate the curr ent status of the fa ns. Ta b l e 2 - 6 lists the fan assembl y module fault indicati on ...

  • Cisco Systems UBR10012 - page 27

    2-9 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 2 PEM Faults and Fan As sembly F ailures Fan Assembly Module Faults T able 2-6 F an Assembly Module F ault Indications and Recomm ended A ction Symptom Steps to T ake Fans O K LED is n ot lit 1. Make sure the fan assembly module is fully inserted into the cha ...

  • Cisco Systems UBR10012 - page 28

    2-10 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 2 PEM Faults and Fan Assembly Fai lures Fan Asse mbly Mod ule Fa ults ...

  • Cisco Systems UBR10012 - page 29

    C HAPTER 3-1 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 3 Troubleshooting PRE-1 Modules This cha pter desc ribes how to troubl eshoo t Performa nce Rou ting Engi ne (PRE-1 ) modul es. It pr ovides inform ation on tro ubleshoo ting PR E-1 fa ult sta tes, t he man agemen t Eth ernet po rt, and th e seri al por t. ? ...

  • Cisco Systems UBR10012 - page 30

    3-2 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les PRE Modu le Not Supporte d PRE Module Not Sup ported The Ci sco uBR10 012 r outer supports only the PRE-1 module in Ci sco IO S Rele ase 12. 2(8)BC1 , an d later release s. If you attempt to boot the Ci sco uBR10012 route ...

  • Cisco Systems UBR10012 - page 31

    3-3 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 3 Troubleshoot ing PRE-1 Mo dules Booting Up with Redundant PRE-1 Modules Booting Up with Redundan t PRE-1 Modules When two PRE-1 modu les are installed i n the Cisco u BR10012 ro uter, t he ac tiv e PRE-1 modul e is whiche ver module that first loads the C i ...

  • Cisco Systems UBR10012 - page 32

    3-4 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les PRE-1 Modul e Faults • V erif y th at both PRE-1 modules a re boot ing the same version of Cisco I OS soft ware. Slight v ariat ions in the load ing of dif ferent images co uld allo w the slot B PRE- 1 module to bo ot f ...

  • Cisco Systems UBR10012 - page 33

    3-5 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 3 Troubleshoot ing PRE-1 Mo dules PRE-1 Module Faults Figur e 3-1 PRE-1 F acepla te and LEDs Ta b l e 3 - 2 lists the P RE-1 fault indicati ons and recommended ac tions. T he informatio n conta ined in t he table is base d on t he assump tion th at y ou have ...

  • Cisco Systems UBR10012 - page 34

    3-6 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les Ethernet Connectio n Problems Ethernet Connection Problems If the manage ment Fast Ethernet interf ace (F0/ 0/0) on the PRE-1 fails to w ork properly , and the corresp ondin g Link LED is not lit (ste ady green ): • V i ...

  • Cisco Systems UBR10012 - page 35

    3-7 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 3 Troubleshoot ing PRE-1 Mo dules Consol e Port S erial C onnect ion Pr oblems Step 2 Check that the Et hernet port in quest ion is assigned a v alid IP address. For more inform ation about configuring Eth ernet por ts, refe r to the Cisco uB R100 12 Universa ...

  • Cisco Systems UBR10012 - page 36

    3-8 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les Troublesho oting Co mmon Sy stem Pr oblems Step 8 The consol e can be froz en if the PRE -1 proce ss is ge neratin g a la rge volume of d ebug message s. If this is the case , hit the retu rn ke y a coup le of times and t ...

  • Cisco Systems UBR10012 - page 37

    3-9 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 3 Troubleshoot ing PRE-1 Mo dules Troubl eshooti ng Common Sys tem Proble ms For additional informatio n on troubleshooting system crashe s, see the follo wing URLs: • T roubleshooting Ro uter Crashes , at the follo wing URL: http://www .cisco.com/en/US/pro ...

  • Cisco Systems UBR10012 - page 38

    3-10 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les Troublesho oting Co mmon Sy stem Pr oblems In additio n, the Cisco CMTS ro uter au tomatical ly monitors ARP traf f ic and enter s the IP addr esses found in ARP r eques ts into its own ARP table , in the expecta tion th ...

  • Cisco Systems UBR10012 - page 39

    3-11 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 3 Troubleshoot ing PRE-1 Mo dules Troubl eshooti ng Common Sys tem Proble ms CPUHOG Errors The rou ter displays a %SYS -3-CPUHOG err or message when a process is using an excessi ve amount o f processo r cycles. For example, usin g the loggi ng buffered comm ...

  • Cisco Systems UBR10012 - page 40

    3-12 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les Troublesho oting Co mmon Sy stem Pr oblems For informat ion on resol ving prob lems with high CPU usage ca used by the Exec and V irtua l EXEC processes, see the docume nt High CPU Ut ilization in E xec and V irtual Exec ...

  • Cisco Systems UBR10012 - page 41

    3-13 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 3 Troubleshoot ing PRE-1 Mo dules Troubl eshooti ng Common Sys tem Proble ms Fo r more informati on, se e the docu ment T r oubleshooting High CPU Utilization Due to Pr ocesses , at the following U RL: http://www .cisco.com/en /US/products/hw/ro uters/ps35 9 ...

  • Cisco Systems UBR10012 - page 42

    3-14 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les Troublesho oting Co mmon Sy stem Pr oblems Cisco Internetwork Operating System Software IOS (tm) 10000 Software (UBR10K-P6-M), Experimental Version 12.2(20031215:22350] Copyright (c) 1986-2003 by cisco Systems, Inc. Comp ...

  • Cisco Systems UBR10012 - page 43

    3-15 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 3 Troubleshoot ing PRE-1 Mo dules Troubl eshooti ng Common Sys tem Proble ms Ti p The most effect i ve w ay of using the Output Inter preter tool is to cap ture the output of the show stacks and show tech-support comma nds an d uploa d the output into the to ...

  • Cisco Systems UBR10012 - page 44

    3-16 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les Troublesho oting Co mmon Sy stem Pr oblems Fatal Ali gnment Errors If the alignment er ror wa s a fa tal error , it display s a message similar to the follo wing: %ALIGN-1-FATAL: Corrupted program counter error. ERROR: S ...

  • Cisco Systems UBR10012 - page 45

    3-17 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 3 Troubleshoot ing PRE-1 Mo dules Troubl eshooti ng Common Sys tem Proble ms System returned to ROM by processor memory parity error at PC 0x60301298, address 0x0 at 17:19:47 PDT Mon Dec 15 2003 System restarted at 17:19:47 PDT Mon Dec 15 2003 ... Router# Pa ...

  • Cisco Systems UBR10012 - page 46

    3-18 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les Troublesho oting Co mmon Sy stem Pr oblems The syste m also allo cates pu blic pools in a number of di f fer ent sizes for more gene ral use. If a pac ket requires special handl ing, or if a packet c annot be com pletely ...

  • Cisco Systems UBR10012 - page 47

    3-19 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 3 Troubleshoot ing PRE-1 Mo dules Troubl eshooti ng Common Sys tem Proble ms Spurious Memory Accesses A spurio us memor y access o ccurs when a C isco IOS s oftwar e proces s attempts to access me mory in the lowest 16 K B region o f me mory , which is a res ...

  • Cisco Systems UBR10012 - page 48

    3-20 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Cha pter 3 Trou bl eshoo ti ng P RE-1 Modu les Troublesho oting Co mmon Sy stem Pr oblems ...

  • Cisco Systems UBR10012 - page 49

    C HAPTER 4-1 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 4 Troubleshooting Line Cards This c hapter d iscus ses trou bleshoot ing fau lts on the f ollowing Cisco uB R10012 line cards: • Gene ral I nfo rmat ion fo r T rouble sho otin g Li ne Ca rd C rashe s, page 4-2 • T roublesh ooting the Timing, Com muni cat ...

  • Cisco Systems UBR10012 - page 50

    4-2 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s General Information for Troub leshooting Line Card Cras hes General Informa tion for Troubl eshooting Line Ca rd Crashes Line car d crashes occur wh en the hardw are or so ftwa re encoun ter une xpect ed situat ions that are no ...

  • Cisco Systems UBR10012 - page 51

    4-3 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 4 Troublesh ooting Line Ca rds General Information for Troubleshooting Line Card Crashes Slot 5/1: 0 crashes Slot 6/0: 0 crashes Slot 6/1: 0 crashes Slot 7/0: 0 crashes Slot 7/1: 0 crashes Slot 8/0: 0 crashes Slot 8/1: 0 crashes Router# Step 6 Afte r identify ...

  • Cisco Systems UBR10012 - page 52

    4-4 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s General Information for Troub leshooting Line Card Cras hes Step 8 The vast majorit y of line card crash es are either Cache P arity Exceptio n (SIG type=2 0), Bus Erro r Exception (S IG type=10), and Softw are-forced Crashes ( ...

  • Cisco Systems UBR10012 - page 53

    4-5 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 4 Troublesh ooting Line Ca rds General Information for Troubleshooting Line Card Crashes • Hard pa rity error s occur when a hardware de fect in the DRAM or proce ssor board causes d ata to be repea tedly co rrup ted at the sam e ad dress. In ge nera l, a h ...

  • Cisco Systems UBR10012 - page 54

    4-6 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s General Information for Troub leshooting Line Card Cras hes Step 2 If the re sults from the Output Interpr eter indicate a har dware-rela ted problem, try remo ving and reinserting the hardware into the chassis. If this does no ...

  • Cisco Systems UBR10012 - page 55

    4-7 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 4 Troublesh ooting Line Ca rds General Information for Troubleshooting Line Card Crashes If the crash is accomp anied b y %IPC-3-NO BUFF messages , see T r oublesh ooting IPC-3 -NOBUFF Messages on the Cisco 120 00, 10000 and 750 0 Series , at the follo wing U ...

  • Cisco Systems UBR10012 - page 56

    4-8 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s Troubles hooting t he T iming, Com municat ion, and Cont rol Plus Card Troubleshooting the Timing, Communi cation, and Control Plus Card At least one wor king Timing, C ommun ication, and Control Pl us (TCC+ ) car d must be ins ...

  • Cisco Systems UBR10012 - page 57

    4-9 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 4 Troublesh ooting Line Ca rds Troub lesh oot ing t he Ti mi ng, Co mmu nicat ion, and Cont rol P lus C ard When perf orming any tro ublesho oting on th e TCC+ cards, first check the LE Ds as follows: 1. Check the PO WER LEDs o n each TCC+ c ard. A re the PO ...

  • Cisco Systems UBR10012 - page 58

    4-10 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s Troubles hooting t he T iming, Com municat ion, and Cont rol Plus Card T able 4-4 TCC+ Card F aults and Rec ommended Re sponses Fault T ype Response The sh ow cable clock command shows that no TCC+ cards ar e installe d: Route ...

  • Cisco Systems UBR10012 - page 59

    4-11 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 4 Troublesh ooting Line Ca rds Troub lesh oot ing t he Ti mi ng, Co mmu nicat ion, and Cont rol P lus C ard The show controlle rs clock-r efer ence command displa ys comp are er rors b etween t he tw o TCC + cards insta lled i n the Cisco u BR10012 rout er . ...

  • Cisco Systems UBR10012 - page 60

    4-12 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s Troubles hooting the O C-12 Packet-O ver-SONE T Line Card Troubleshooting the OC-12 Packet-Over-SON ET Line Card Figure 4-2 de scribe s the LEDs on the Ci sco uBR1 0-1O C12/P-SMI O C-12 Packet- Over-SONET (POS) line card f ace ...

  • Cisco Systems UBR10012 - page 61

    4-13 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 4 Troublesh ooting Line Ca rds Troubl eshooti ng the OC-12 Packet -Over-SONE T Line Card T able 4-5 OC-12 POS Line Ca rd F ault Indica tions and Recommende d Action Faul t Corre ctive A ction Fail LE D is li t indicating that the l ine card has faile d 1. Re ...

  • Cisco Systems UBR10012 - page 62

    4-14 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s Troubles hooting the OC-12 D ynamic Pac ket Transp ort Spatial Reuse Proto col WAN Card Troubleshooting the OC-12 Dynamic Packet Transport Sp atial Reuse Protocol WAN Card Figure 4-3 sh ows and Ta b l e 4 - 6 describes the LED ...

  • Cisco Systems UBR10012 - page 63

    4-15 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 4 Troublesh ooting Line Ca rds Troubl eshoot ing the OC-12 Dyn amic P acket Tran sport Sp atial Re use Pr otocol WA N Card RX PKTS (P acke ts) Blinking Gree n Off Indi cates th at the DPT po rt line ha s rec ei ved a pa cket. This LED f lickers in norma l op ...

  • Cisco Systems UBR10012 - page 64

    4-16 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s Troubles hooting the Cisco uB R10012 OC- 48 DPT /POS Line Card Troubleshooting the Cisco uBR10012 OC-48 DPT/POS Line Card The C isco OC-4 8 DPT ⁄ POS interf ace mod ule has a pair o f OC- 48c, fiber-optic stan dard con necto ...

  • Cisco Systems UBR10012 - page 65

    4-17 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 4 Troublesh ooting Line Ca rds Troublesh ooting th e Cisco uBR10012 OC- 48 DPT/POS Line Card SYNC Green Off Card synchr onized to ma te card Card not synchr onized WRAP Y ell o w Off Interface is wrapped Interface not wrapp ed P ASS THRU Y ello w Off DPT por ...

  • Cisco Systems UBR10012 - page 66

    4-18 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s Troubles hooting the G igabit Etherne t Line Card Troubleshooting the Gigabit Ethern et Line Card Figure 4-5 describes the LEDs on the Cisco uBR10-1GE Gigab it Ethernet lin e card fa ceplate to help you verify corr ect ope rat ...

  • Cisco Systems UBR10012 - page 67

    4-19 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 4 Troublesh ooting Line Ca rds Troub le shoot in g the Giga bi t Eth ern et Lin e C ard Ta b l e 4 - 8 de scribes the gi gabit Et herne t line card faul t indic ations and su ggests r esponses to each . T able 4-8 Gigabit Ether net Lin e Car d F aults an d R ...

  • Cisco Systems UBR10012 - page 68

    4-20 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chapt er 4 Troublesho oting Li ne Card s Troubles hooting the G igabit Etherne t Line Card ...

  • Cisco Systems UBR10012 - page 69

    C HAPTER 5-1 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 5 Replacing or Recovering Passwo rds This sec tion d escribes h ow to recover a lost ena ble or console login pas sword, a nd how to repla ce a lost enab le secre t passwo rd on t he C isco uBR 10012 rou ter. Note It i s possible to recover the enab le or co ...

  • Cisco Systems UBR10012 - page 70

    5-2 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chap ter 5 R epla cing or Re cove rin g Pas swor ds Password Rec overy Proce dure Step 2 Conf igure the termi nal to opera te at 9600 ba ud, 8 data bits , no parity , and 1 stop bit. Step 3 If you can log in to the route r as a nonprivileged user , ente r the s how ve ...

  • Cisco Systems UBR10012 - page 71

    5-3 Cisco uBR10012 Unive rsal Broadb and Router Tr oubleshootin g Guide OL-1237-01 Chapter 5 Replacing or Reco vering Passwords Password R ecovery Pr ocedu re Cautio n Do not ex ecute the next step unless you have determ ined you must cha nge or replac e the en able, e nable secret , or c onsole login passwords. Failure to foll ow the steps as sh o ...

  • Cisco Systems UBR10012 - page 72

    5-4 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Chap ter 5 R epla cing or Re cove rin g Pas swor ds Password Rec overy Proce dure ...

  • Cisco Systems UBR10012 - page 73

    A- 1 Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 APPEND IX A Unsupported Commands The fol lo wing are lists of t he commands that a re presen t b ut not sup ported fo r the Cisco uBR10 012 r outer in various rele ases of the C isco IO S software . • Unsuppor ted Frame Rela y Commands, page A-1 • HCCP Commands, ...

  • Cisco Systems UBR10012 - page 74

    A- 2 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Appe ndix A U nsupp orte d Co mman ds HCCP Commands • frame-relay map ip ip -addr ess dlci [b roadcast] [ci sco | ietf] [noc ompr ess] tcp header -compr ession {activ e | passive} • frame-relay mincir {i n | out} bps • frame-relay traf fic-rate avera ge [ pe ak ...

  • Cisco Systems UBR10012 - page 75

    A-3 Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 Append ix A Unsu pported Com mands Unsuppor ted MPLS VPN C ommands Unsupported MPLS VPN Commands The fo llowing commands ar e not suppor ted in any Cisco IO S software release. • ip vrf • ip vrf forwarding • mpls ip • mpls label-pr otocol ldp • show ip pr o ...

  • Cisco Systems UBR10012 - page 76

    A- 4 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Appe ndix A U nsupp orte d Co mman ds Unsupp orted Telc o-Return Comm ands • cable telco-r etur n spd factor y-default • cable telco-r etur n spd manual-dial • cable telco-r etur n spd password • cable telco-r etur n spd phonenum • cable telco-r etur n spd ...

  • Cisco Systems UBR10012 - page 77

    B-1 Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 APPEND IX B Recommended Tools and Test Eq uipment Ta b l e B - 1 lists the basic tools and test equipment necessar y to perform general maintenan ce and troublesh ooting tasks on the Cisco uBR1 0012 router. The fol lo wing sections describe a dva nced testin g equipm ...

  • Cisco Systems UBR10012 - page 78

    B-2 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Appendi x B Recommended To ols and Te st Equipmen t Testin g with TD Rs and OTD Rs T est f iber -optic c able b oth before i nstallation (on-the-reel testing) a nd after installation. Continuity testing of the fiber re quires eith er a v isib le lig ht sourc e or a re ...

  • Cisco Systems UBR10012 - page 79

    B-3 Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 Append ix B Recommen ded Tool s and Test Equipme nt Testing with Breakout Bo xes, Fox Boxe s, and BERT s/BLERTs Testing with Breakout Boxe s, Fox Boxes, and BERTs/BLERTs Use bre akout boxes, fox boxes, and bit /block er ror ra te tester s (BER Ts/ BLE R Ts) t o measu ...

  • Cisco Systems UBR10012 - page 80

    B-4 Cisco uBR10012 Unive rsal Broadba nd Router Troubleshootin g Guide OL-1237-01 Appendi x B Recommended To ols and Te st Equipmen t Testin g with Ne twork An alyzers Testing with Network Analyzers Use net work analy zers (al so cal led protoc ol ana lyzers) t o decode proto col laye rs in a reco rded f rame an d present the layer s as r eadabl e ...

  • Cisco Systems UBR10012 - page 81

    IN-1 Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 INDEX A acces s-list com piled c ommand 3-13 access lists 3-13 AC PEM faults 2-1 to 2-3 ACTIVE L ED OC-12 DPT/ SRP 4-14 TCC+ 4-9 alignment er rors 3-15 corr ectab le 3-15 fatal 3-16 alpha numer ic displa y list of messages 3-2 messages 1-6 ARP traf fic pr oblems 3-9 ...

  • Cisco Systems UBR10012 - page 82

    Index IN-2 Cisco uBR10012 Unive rsal Broadba nd Router Tro ublesho oting Guide OL-1237-01 enabl e secr et comm and 7-3 environmen tal information, displaying 1-4 Ethern et prob lems 3-6 exec proces ses 3-11 F Fail LED Giga bi t Eth erne t 4-19 OC-12 POS line c ard 4-13 OC-48 DPT/ POS 4-16 fallbac ks 3-17 fan assembly failures 2-7 fatal a lignment e ...

  • Cisco Systems UBR10012 - page 83

    Inde x IN-3 Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 PRE-1 module 3-4 to 3-6 PRES ENT, TCC+ 4-9 RX, OC- 48 DPT/ POS 4-16 RX CA RRI ER, OC- 12 DP T/SR P 4-14 RX PKTS, OC-12 DPT/SRP 4-14 SRP, OC-48 DPT/POS 4-16 Status 3-4 STATUS, OC -12 DPT/SRP 4-14 STATUS, T CC+ 4-9 SYNC , OC -48 DP T/PO S 4-17 TCC+ 4-8 transmit ...

  • Cisco Systems UBR10012 - page 84

    Index IN-4 Cisco uBR10012 Unive rsal Broadba nd Router Tro ublesho oting Guide OL-1237-01 OC-12 DPT/ SRP 4-14 TCC+ 4-9 PPP commands A-3 PRE-1 module 3-1 alpha numer ic displa y 1-6, 3-2 conso le connec tion 3-6 facepl ate 3-5 fault indicati ons 3-5 faults 3-4, 3-5 redunda nt modu les 3-3 status screen 1-6, 3-2 support for PR E-1 m odule an d not PR ...

  • Cisco Systems UBR10012 - page 85

    Inde x IN-5 Cisco uBR10012 Univ ersal Broadb and Router Tr oubleshooti ng Guide OL-1237-01 T TCC+ LEDs 4-8 troublesh ooting 4-8 TDR B-2 telco-re turn commands A-3 terminal setti ngs 3-8 test equi pment B-1 time domain reflecto meters B-2 Timing, Commu nicati on, and Contro l Plus card , see a lso TCC+ car d tools an d test equip ment B-1 troublesh ...

  • Cisco Systems UBR10012 - page 86

    Index IN-6 Cisco uBR10012 Unive rsal Broadba nd Router Tro ublesho oting Guide OL-1237-01 ...

Manufacturer Cisco Systems Category Network Router

Documents that we receive from a manufacturer of a Cisco Systems UBR10012 can be divided into several groups. They are, among others:
- Cisco Systems technical drawings
- UBR10012 manuals
- Cisco Systems product data sheets
- information booklets
- or energy labels Cisco Systems UBR10012
All of them are important, but the most important information from the point of view of use of the device are in the user manual Cisco Systems UBR10012.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Cisco Systems UBR10012, service manual, brief instructions and user manuals Cisco Systems UBR10012. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Cisco Systems UBR10012.

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A complete manual for the device Cisco Systems UBR10012, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Cisco Systems UBR10012 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Cisco Systems UBR10012.

A complete Cisco Systems manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Cisco Systems UBR10012 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Cisco Systems UBR10012, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Cisco Systems UBR10012, that we can find in the current document
3. Tips how to use the basic functions of the device Cisco Systems UBR10012 - which should help us in our first steps of using Cisco Systems UBR10012
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Cisco Systems UBR10012
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Cisco Systems UBR10012 in a specific country, if it was not possible to solve the problem on our own.

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