Wednesday 5 April 2023

PART 2 - C9800 - TroubleShooting Commands- Client Connectivity Issues

 Client Connectivity Issues


This scenario covers client connectivity issues, association issues, authentication issues, disconnections, and roam issues.

Outputs to check key performance indicators KPIs to identify if there could be client connectivity issues:

Check for client delete reasons, identify top delete reason and see if counters increase

show wireless stats client delete reasons | ex 0

Additional logs to collect for client connectivity issues.

Always-On Tracing: 

show logging profile wireless filter mac <Client_MAC> to-file always-on-<FILENAME.txt>

RadioActive Tracing:

debug wireless mac <Client_MAC> 

Embedded Captures filtered by client MAC:

monitor capture MYCAP clear

monitor capture MYCAP interface Po1 both

monitor capture MYCAP buffer size 100

monitor capture MYCAP match any

monitor capture MYCAP inner mac <Client_MAC>

monitor capture MYCAP start

!!Reproduce

monitor capture MYCAP stop

monitor capture MYCAP export flash:|tftp:|http:.../filename.pcap


show wireless stats client summary | i MAC|<Client_MAC>

show tech-support wireless client

show tech-support wireless client mac-address <Client_MAC>


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