Controller Based WLANs

Q:

How to check the transmit buffers on an AP radio?

We could check the below command to verify the transmit buffers available on the AP. This will show that the AP is in stuck state and cannot accept client traffic

show ap debug radio-stats ap-name "CHI1-09-03-F614" radio 0 advanced 


RADIO Stats
-----------
Parameter                           Value
---------                           -----
-------------------                 General
Total Radio Resets                  1
Resets Beacon Fail                  0
BB Check Positives                  0
TX Power Changes                    4
Channel Changes                     20
Radio Band Changes                  0
Current Noise Floor                 97
Dummy NF pkts on home channel       0
Dummy NF pkts on scan channel       0
Avail TX Buffers                    0  >>>>>>>>>>>>>>>>>>>>>>>>> it will be zero when the AP buffer is full

In normal working scenarios.

RADIO Stats
-----------
Parameter                           Value
---------                           -----
-------------------                 General
Total Radio Resets                  12
Resets Beacon Fail                  0
BB Check Positives                  0
Resets BeacQ Stuck                  0
Resets Fatal Intr                   0
Radio Band Changes                  0
Current Noise Floor                 94
Dummy NF pkts on home channel       0
Dummy NF pkts on scan channel       0
Avail TX Buffers                    2024 >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>