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Cisco Bug: CSCvu38228 - High convergence time seen over port-channel switchover for CEM-TDM traffic

Last Modified

Sep 02, 2020

Products (1)

  • Cisco ASR 900 Series Aggregation Services Routers

Known Affected Releases

16.9.4

Description (partial)

Symptom:
High convergence for CEM TDM traffic will be seen upon port-channel switchover. Convergence time is in the order of 90-140 msec.

Conditions:
Any member link failure or port-channel group failure will cause a high convergence time for CEM-TDM traffic.
Port-channel failure can be induced due to shutdown /no shutdown CLI on Port-channel members or port-channel itself. It can also be seen during fiber pull scenarios on members of port-channel.
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