Chapter 34 Troubleshooting - Cisco IE 3000 Software Configuration Manual

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Troubleshooting

This chapter describes how to identify and resolve software problems related to the Cisco IOS software

on the IE 3000 switch. Depending on the nature of the problem, you can use the command-line interface

(CLI), the device manager, or Network Assistant to identify and solve problems.

Additional troubleshooting information, such as LED descriptions, is provided in the hardware

installation guide.

For complete syntax and usage information for the commands used in this chapter, see the command

reference for this release and the Cisco IOS Commands Master List, Release 12.2 from the Cisco.com

page under Documentation > Cisco IOS Software > 12.2 Mainline > Command References.

This chapter consists of these sections:

Recovering from a Software Failure, page 34-2

Recovering from a Lost or Forgotten Password, page 34-3

Recovering from a Command Switch Failure, page 34-4

Recovering from Lost Cluster Member Connectivity, page 34-7

Preventing Autonegotiation Mismatches, page 34-7

SFP Module Security and Identification, page 34-8

Monitoring SFP Module Status, page 34-8

Using Ping, page 34-8

Using Layer 2 Traceroute, page 34-10

Using IP Traceroute, page 34-11

Using TDR, page 34-13

Using Debug Commands, page 34-14

Using the show platform forward Command, page 34-15

Using the crashinfo Files, page 34-17

Recovery procedures require that you have physical access to the switch.

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Cisco IE 3000 Switch Software Configuration Guide

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