Cisco Catalyst 9400 - Page 16

Consent Token 385
CHAPTER 18
Restrictions for Consent Token 385
Information About Consent Token 385
Consent Token Authorization Process for System Shell Access 386
Feature History for Consent Token 387
Troubleshooting the Software Configuration 389
CHAPTER 19
Information About Troubleshooting the Software Configuration 389
Software Failure on a Switch 389
Lost or Forgotten Password on a Device 389
Power over Ethernet Ports 390
Disabled Port Caused by Power Loss 390
Disabled Port Caused by False Link-Up 391
Ping 391
Layer 2 Traceroute 391
Layer 2 Traceroute Guidelines 391
IP Traceroute 392
Time Domain Reflector Guidelines 393
Debug Commands 394
System Report 394
Onboard Failure Logging on the Switch 396
Fan Failures 397
Possible Symptoms of High CPU Utilization 397
How to Troubleshoot the Software Configuration 398
Recovering from a Software Failure 398
Recovering from a Lost or Forgotten Password 402
Procedure with Password Recovery Enabled 402
Procedure with Password Recovery Disabled 404
Preventing Switch Stack Problems 405
Preventing Autonegotiation Mismatches 406
Troubleshooting SFP Module Security and Identification 407
Monitoring SFP Module Status 407
Executing Ping 407
System Management Configuration Guide, Cisco IOS XE Bengaluru 17.4.x (Catalyst 9400 Switches)
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Contents