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Cisco Bug: CSCun10825 - Unexpected S,G convergence after spanning tree TCN

Last Modified

Jul 14, 2016

Products (2)

  • Cisco Nexus 3000 Series Switches
  • Cisco Nexus 3548 Switch

Known Affected Releases


Description (partial)

When a TCN notification is received, it may cause the vlan outgoing interface for a few S,Gs to be removed from the route. The outgoing interface may be subsequently reprogrammed after several minutes.

This was observed on a small number of S,Gs when a TCN notification was received. The S,G was reprogramed
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