Contents
xxiv
Catalyst 2960 Switch Software Configuration Guide
OL-8603-04
CHAPTER
32 Troubleshooting 32-1
Recovering from a Software Failure 32-2
Recovering from a Lost or Forgotten Password 32-3
Procedure with Password Recovery Enabled 32-4
Procedure with Password Recovery Disabled 32-6
Recovering from a Command Switch Failure 32-7
Replacing a Failed Command Switch with a Cluster Member 32-8
Replacing a Failed Command Switch with Another Switch 32-10
Recovering from Lost Cluster Member Connectivity 32-11
Preventing Autonegotiation Mismatches 32-11
SFP Module Security and Identification 32-12
Monitoring SFP Module Status 32-12
Using Ping 32-12
Understanding Ping 32-13
Executing Ping 32-13
Using Layer 2 Traceroute 32-14
Understanding Layer 2 Traceroute 32-14
Usage Guidelines 32-14
Displaying the Physical Path 32-15
Using IP Traceroute 32-15
Understanding IP Traceroute 32-15
Executing IP Traceroute 32-16
Using TDR 32-17
Understanding TDR 32-17
Running TDR and Displaying the Results 32-18
Using Debug Commands 32-18
Enabling Debugging on a Specific Feature 32-18
Enabling All-System Diagnostics 32-19
Redirecting Debug and Error Message Output 32-19
Using the show platform forward Command 32-20
Using the crashinfo Files 32-21
Basic crashinfo Files 32-21
Extended crashinfo Files 32-22
APPENDIX
A Supported MIBs A-1
MIB List A-1
Using FTP to Access the MIB Files A-3
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