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Cisco Bug: CSCur53809 - AP2702 sometimes unable to receive packets/ACK from STA with 20MHz wide

Last Modified

May 09, 2018

Products (31)

  • Cisco Aironet 3700 Series
  • Cisco AP802 Integrated Access Point
  • Cisco Aironet 1552I Outdoor Access Point
  • Cisco Aironet 2600i Access Point
  • Cisco Aironet 1040 Series Access Point
  • Cisco Aironet 2700e Access Point
  • Cisco Aironet 1600i Access Point
  • Cisco Aironet 1700i Access Points
  • Cisco Industrial Wireless 3702 Access Point
  • Cisco Aironet 1260 Access Point
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Known Affected Releases

15.3(3)JBB1 7.6(120.0) 8.0(120.0) 8.1(131.0)

Description (partial)

Symptom:
AP sometimes unable to receive packets/ACK from STA. During the issue, AP can forward the packet from wired to wireless, but unable to receive packets/ACK from STA.

Conditions:
Access points affected are 2600/3600/2700/3700 and possibly 1570 series.  Issue is not seen with an AP3502.  Most commonly observed on 20MHz wide channels in the UNII-3 band.  Problem is seen especially on channel 153.

Related Community Discussions

8.0MR4 Beta Availability
Release 8.0.140.0 is now posted in CCO, the beta program is over Thanks for your interest! Updated August  26h. Resolved Caveats up to 8.0.134.71: CSCuq28038 Hop2- multiple attempts to rejoin WLC in very-fast convergence CSCur63031 AP error: %ENTROPY-0-ENTROPY_ERROR: Unable to collect sufficient entropy CSCur68316 802AP-891 in flexconnect mode are losing vlan mapping after power cycle CSCut51019 observing error message adding oeap mode ap to apgroup CSCut71612 BGL-Alpha: OUI string should be synched ...
Latest activity: Aug 26, 2016
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