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Cisco Bug: CSCun72311 - bsnAPReasonCodeTrapVariable is noReason(0) at a radarClear event

Last Modified

Mar 02, 2018

Products (1)

  • Cisco 5500 Series Wireless Controllers

Known Affected Releases

7.4(121.0)

Description (partial)

Symptom:
WLC SNMP Trap bsnAPReasonCodeTrapVariable is noReason(0) when a radarClear event occurs, so PI unable to show the correct reason as below.

 // PI event //
Channel changed due to 'None', from '**' to '**' on interface '802.11a' of AP 'APhostname', connected to Controller '***.***.***.***'. Interference Energy before update was '0' and after update is '0'. Noise before update was '0' and after update is '0'. Interference before update was '0' and after update is '0'.

// WLC Traplog //
Channel changed for Base Radio MAC: **:**:**:**:**:** on 802.11a radio. Old Channel: **. New Channel: **. Why: Radar Cleared. Energy before/after change: 0/0. Noise before/after change: 0/0. Interference before/after change: 0/0.

Conditions:
Software: 7_4_121_0, radar clear event
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