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Cisco Bug: CSCvr93760 - VLAN bridging problem on Cisco 1810W AP with RLANs

Last Modified

Aug 12, 2020

Products (1)

  • Cisco Aironet 1850 Series Access Points

Known Affected Releases

8.10(109.15) 8.10(109.5) 8.10(118.48) 8.5(140.0) 8.5(151.0)

Description (partial)

Multiple VLANs behind an AP may be incorrectly bridged together by the AP.  This may case
various failure symptoms:

* AP may cause a spanning tree loop in the wired network, hence AP unable to rejoin controller
* RLAN clients may be unable to connect to the network
* traffic from one VLAN (e.g. broadcasts/multicasts) may incorrectly appear in another

Seen with an AP1810W, with RLANs in multiple VLANs
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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