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Catalyst 2960 and 2960-S Switch Software Configuration Guide
OL-8603-09
Understanding TDR 38-19
Running TDR and Displaying the Results 38-19
Using Debug Commands 38-20
Enabling Debugging on a Specific Feature 38-20
Enabling All-System Diagnostics 38-21
Redirecting Debug and Error Message Output 38-21
Using the show platform forward Command 38-22
Using the crashinfo Files 38-23
Basic crashinfo Files 38-23
Extended crashinfo Files 38-24
Using On-Board Failure Logging 38-24
Understanding OBFL 38-24
Configuring OBFL 38-25
Displaying OBFL Information 38-26
Memory Consistency Check Routines 38-26
Displaying TCAM Memory Consistency Check Errors 38-27
Troubleshooting Tables 38-27
Troubleshooting CPU Utilization 38-28
Possible Symptoms of High CPU Utilization 38-28
Verifying the Problem and Cause 38-28
Troubleshooting Power over Ethernet (PoE) 38-29
Troubleshooting Switch Stacks 38-32
CHAPTER
39 Configuring Online Diagnostics 39-1
Understanding How Online Diagnostics Work 39-1
Scheduling Online Diagnostics 39-2
Configuring Health-Monitoring Diagnostics 39-2
Running Online Diagnostic Tests 39-3
Starting Online Diagnostic Tests 39-3
Displaying Online Diagnostic Tests and Test Results 39-4
APPENDIX
A Working with the Cisco IOS File System, Configuration Files, and Software Images A-1
Working with the Flash File System A-1
Displaying Available File Systems A-2
Setting the Default File System A-3
Displaying Information about Files on a File System A-3
Changing Directories and Displaying the Working Directory A-4
Creating and Removing Directories A-4