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Cisco Bug: CSCuw51336 - traplog shows "Cause=Unknown Status:NA" on some APs at DFS events

Last Modified

Nov 19, 2018

Products (1)

  • Cisco Aironet 3700 Series Access Points

Known Affected Releases


Description (partial)

When the DFS event occurs, traplog shows "Cause=Unknown Status:NA" on some APs.
This is unexpected logs.

 // traplog //
AP's Interface:1(802.11a) Operation State Up: Bas
e Radio MAC:xx:xx:xx:xx:xx:xx  Cause=Unknown Stat

AP's Interface:1(802.11a) Operation State Down: B
ase Radio MAC:xx:xx:xx:xx:xx:xx  Cause=Unknown St

Channel changed for Base Radio MAC: xx:xx:xx:xx:x
x:xx on 802.11a radio. Old Channel: 104. New Chan
nel: 36. Why: Radar. Energy before/after change: 
0/0. Noise before/after change: 0/0. Interference
before/after change: 0/0.

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