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Cisco Bug: CSCvh61939 - Cisco 1562 MAP is not forwarding BPDUs sent by the RAP when using ethernet bridging

Last Modified

Sep 15, 2019

Products (1)

  • Cisco Aironet 1850 Series Access Points

Known Affected Releases

8.5(110.0)

Description (partial)

Symptom:
1562 MAP is not forwarding BPDUs sent by the RAP when using ethernet bridging

Router------SW1------1562RAP>>>>>>1562MAP------SW2

SW2#sh spanning-tree interface g1/0/24 de

BPDU: sent 3716, received 0

In certain topology this can cause STP dispute on RAP switch port leading to connectivity issues to networks behind the MAP.

Conditions:
1562 mesh APs
ethernet bridging
executing the command "config mesh ethernet-bridging allow-bdpu enable" doesn't help.

Related Community Discussions

85MR3 Interim Build Availability
We are pleased to announce the fourth 85MR3 Interim (8.5.124.64) for production deployment.   Access Request :  http://cs.co/85MR3Interim (Within 24 hours automatic access to software download will be given)   Software Image Download : http://cs.co/85MR3imagerepository [NOTE: Please make sure to use Aspera Client to download files, if downloading for the first time from shares.cisco.com you will be prompted to install Aspera Client on top of Website]   Feedback Form :http://cs.co/85MR3Feedback   ...
Latest activity: May 27, 2018
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