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Cisco Bug: CSCuq56918 - VSM control vnic sending STP BPDU

Last Modified

Sep 09, 2019

Products (3)

  • Cisco Nexus 1000V Switch for VMware vSphere
  • Cisco Nexus 1000V Switch
  • Cisco Application Virtual Switch

Known Affected Releases


Description (partial)

At bootup the VSM sends out a few BPDUs.  Depending upon the placement of the VSM (VSB vs VM) this may result in the upstream switch places interfaces into ErrDisable BPDUguard.

Happens only after upgrading to SV3(1.1) release.  Will not occur on previous versions.
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