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Cisco Bug: CSCuw50168 - 2.4GHz radio flapping on 1040 AP

Last Modified

Sep 25, 2018

Products (1)

  • Cisco Aironet 3700 Series Access Points

Known Affected Releases

8.1(102.0)

Description (partial)

Symptom:
2.4GHz radios on the 1040 APs are resetting multiple times

From AP logs:
*Aug 18 14:16:15.370: %LINEPROTO-5-UPDOWN: Line protocol on Interface Dot11Radio0, changed state to up
*Aug 18 14:39:10.432: beacons 499EECB, time since jammed 3E1D5A, current 3E1D61, host_timestamp CBD44BAD
*Aug 18 14:39:10.473: %LINK-5-CHANGED: Interface Dot11Radio0, changed state to reset
*Aug 18 14:39:11.886: %LINEPROTO-5-UPDOWN: Line protocol on Interface Dot11Radio0, changed state to down

Conditions:
1040 APs 2.4GHz
2504 WLC running 8.1.102.0
EDRRM disabled on the WLC
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