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xxiv
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
OL-10101-02
Configuring Layer 2 EtherChannels 30-9
Configuring EtherChannel Load Balancing 30-11
Configuring the PAgP Learn Method and Priority 30-12
Configuring the LACP Port Priority 30-12
Configuring Hot Standby Ports 30-13
Configuring the LACP System Priority 30-13
Displaying EtherChannel, PAgP, and LACP Status 30-14
CHAPTER
31 Troubleshooting 31-1
Using Recovery Procedures 31-1
Recovering from a Software Failure 31-2
Recovering from Lost or Forgotten Passwords on Non-LRE Catalyst 2950 Switches 31-2
Recovering from Lost or Forgotten Passwords on Catalyst 2950 LRE Switches 31-4
Password Recovery with Password Recovery Enabled 31-5
Procedure with Password Recovery Disabled 31-6
Recovering from Lost or Forgotten Passwords on Catalyst 2955 Switches 31-7
Recovering from a Command Switch Failure 31-10
Replacing a Failed Command Switch with a Cluster Member 31-10
Replacing a Failed Command Switch with Another Switch 31-12
Recovering from Lost Member Connectivity 31-13
Preventing Autonegotiation Mismatches 31-13
GBIC and SFP Module Security and Identification 31-14
Diagnosing Connectivity Problems 31-14
Using Ping 31-14
Understanding Ping 31-14
Executing Ping 31-15
Using Layer 2 Traceroute 31-16
Understanding Layer 2 Traceroute 31-16
Usage Guidelines 31-16
Displaying the Physical Path 31-17
Diagnosing LRE Connection Problems 31-17
Using Debug Commands 31-18
Enabling Debugging on a Specific Feature 31-19
Enabling All-System Diagnostics 31-19
Redirecting Debug and Error Message Output 31-20
Using the debug auto qos Command 31-20
Using the show controllers Commands 31-21
Using the crashinfo File 31-21