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Cisco 10000 Series Troubleshooting Guide
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A-
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Cisco 10000 Se
ries Router Tr
oubleshooti
ng Guide
OL-0439-02
Appe
ndix
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Comm
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Unsupported MLPPP Commands
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Table of Contents
Default Chapter
3
Table of Contents
3
About this Guide
8
Related Documentation
8
Document Conventions
8
Obtaining Documentation
9
Cisco.com
9
Product Documentation DVD
10
Ordering Documentation
10
Documentation Feedback
10
Cisco Product Security Overview
10
Reporting Security Problems in Cisco Products
11
Obtaining Technical Assistance
11
Cisco Technical Support & Documentation Website
12
Submitting a Service Request
12
Definitions of Service Request Severity
12
Obtaining Additional Publications and Information
13
Chapter 1 Basic Troubleshooting Tasks and Startup Issues
15
Basic Troubleshooting Tasks
15
Confirming the Hardware Installation
15
Displaying Cisco IOS Software Version and System Environment Information
16
Using the Show Version Command
16
Using the Show Environment Command for Basic Troubleshooting
17
Hardware Troubleshooting Flowchart
18
Cisco 10000 Series Router System Startup Sequence
19
Chapter 2 PEM Faults and Blower Failures
21
DC PEM Faults
21
AC PEM Faults
23
Other Electrical Problems
24
Blower Module Faults
25
Chapter 3 Troubleshooting Pres
27
Troubleshooting Pres
27
PRE Module Faults
27
PRE Module Faults
29
Ethernet Connection Problems
29
Console Port Serial Connection Problems
30
Troubleshooting the OC-12 Packet-Over-SONET Line Card
33
Troubleshooting Line Cards
33
Chapter 4 Troubleshooting Line Card
35
Troubleshooting the Channelized T3 Line Card
36
Troubleshooting the Gigabit Ethernet Line Card
38
Chapter 5 Cisco 10000 Series Router Alarms and Error Messages
41
OC-12 POS Line Card Alarms and Error Messages
41
OC-12 POS Line Card SONET Alarms
41
OC-12 POS Line Card Bit Error Rate Alarms
43
OC-12 POS Line Card Error Messages
44
Channelized T3 Line Card Alarms and Error Messages
46
Channelized T3 Line Card Alarms
46
Channelized T3 Line Card Error Messages
47
Gigabit Ethernet Line Card Error Messages
48
Chapter 6 Troubleshooting Serial Lines
49
Optical Signal Input/Output Problems
49
Fiber-Optic Connections
49
Evaluating the Power Budget
50
Managing Receiver Overload
50
Using Bit Error Rate Tests
51
Configuring a BER Test on a T1 Line
51
Sending a BER Test Pattern on a T1 Line
52
Viewing the Results of a BER Test
53
Terminating a BER Test
54
Using Loopback Tests
54
Configuring the Loopback Mode for a T3 Controller
55
Configuring a T3 Controller to Respond to Remote Loopback Commands
55
Configuring the Loopback Mode for a Gigabit Ethernet Interface
56
Configuring the Loopback Mode for an OC-12 POS Interface
56
Chapter 7 Replacing or Recovering Passwords
57
Password Recovery Procedure Overview
57
Password Recovery Procedure
58
Appendix
61
Unsupported Commands
61
Appendix
63
Recommended Tools and Test Equipment
63
Testing with Digital Multimeters and Cable Testers
63
Testing with Tdrs and Otdrs
64
Testing with Tdrs
64
Testing with Otdrs
64
Testing with Breakout Boxes, Fox Boxes, and Berts/Blerts
65
Testing with Network Monitors
65
Testing with Network Analyzers
65
I N D E X
67
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Cisco 10000 Series Specifications
General
Brand
Cisco
Model
10000 Series
Category
Network Router
Language
English
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