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Cisco Bug: CSCvw01612 - 9130AX AP - Not sending M1 over the air [SF 04859236]

Last Modified

Oct 23, 2020

Products (1)

  • Cisco Aironet 1850 Series Access Points

Known Affected Releases

8.10(122.2)

Description (partial)

Symptom:
It is observed that clients are not able to connect to specific 9130AXI APs due to 4-way handshake time out.

AP client trace shows that the M1 is passed to the radio driver. However, OTA pcap reveals that the M1s are never sent over the air.  AP reload clears the issue and 4 way handshake completes for the affected clients/WLAN.

Conditions:
WLC code: 8.10.122.2
AP models: 9130AXI
SSID: PSK
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