Contents
xxxviii
Catalyst 3750-E and 3560-E Switch Software Configuration Guide
OL-9775-02
Recovering from Lost Cluster Member Connectivity 45-13
Preventing Autonegotiation Mismatches 45-13
Troubleshooting Power over Ethernet Switch Ports 45-13
Disabled Port Caused by Power Loss 45-14
Disabled Port Caused by False Link Up 45-14
SFP Module Security and Identification 45-14
Monitoring SFP Module Status 45-15
Monitoring Temperature 45-15
Using Ping 45-15
Understanding Ping 45-15
Executing Ping 45-16
Using Layer 2 Traceroute 45-17
Understanding Layer 2 Traceroute 45-17
Usage Guidelines 45-17
Displaying the Physical Path 45-18
Using IP Traceroute 45-18
Understanding IP Traceroute 45-18
Executing IP Traceroute 45-19
Using TDR 45-20
Understanding TDR 45-20
Running TDR and Displaying the Results 45-21
Using Debug Commands 45-21
Enabling Debugging on a Specific Feature 45-21
Enabling All-System Diagnostics 45-22
Redirecting Debug and Error Message Output 45-22
Using the show platform forward Command 45-23
Using the crashinfo Files 45-25
Basic crashinfo Files 45-25
Extended crashinfo Files 45-26
Using On-Board Failure Logging 45-26
Understanding OBFL 45-26
Configuring OBFL 45-27
Displaying OBFL Information 45-28
CHAPTER
46 Configuring Online Diagnostics 46-1
Understanding Online Diagnostics 46-1
