Specifications

Contents

xxii

Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide

78-11380-07

Configuring the LACP Port Priority 28-12

Configuring Hot Standby Ports 28-13

Configuring the LACP System Priority 28-13

Displaying EtherChannel, PAgP, and LACP Status 28-15

CHAPTER

29 Troubleshooting 29-1

Using Recovery Procedures 29-1

Recovering from Corrupted Software 29-2

Recovering from a Lost or Forgotten Password 29-2

Recovering from a Lost or Forgotten Password on the Catalyst 2955 Switch 29-4

Recovering from a Command Switch Failure 29-6

Replacing a Failed Command Switch with a Cluster Member 29-7

Replacing a Failed Command Switch with Another Switch 29-8

Recovering from Lost Member Connectivity 29-10

Preventing Autonegotiation Mismatches 29-10

GBIC Module Security and Identification 29-10

Diagnosing Connectivity Problems 29-11

Using Ping 29-11

Understanding Ping 29-11

Executing Ping 29-11

Using Layer 2 Traceroute 29-12

Understanding Layer 2 Traceroute 29-12

Switches Supporting Layer 2 Traceroute 29-13

Usage Guidelines 29-13

Displaying the Physical Path 29-14

Using Debug Commands 29-14

Enabling Debugging on a Specific Feature 29-15

Enabling All-System Diagnostics 29-15

Redirecting Debug and Error Message Output 29-15

Using the debug autoqos Command 29-16

Using the crashinfo File 29-17

APPENDIX

A Supported MIBs A-1

MIB List A-1

Using FTP to Access the MIB Files A-3

NDEX