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Cisco Bug: CSCup55822 - Delays in Convergence time during link-flap between VSS and 3750

Last Modified

May 21, 2018

Products (1)

  • Cisco Catalyst 3750-X Series Switches

Known Affected Releases


Description (partial)

Symptom:The convergence time ( measured using packet loss duration in IXNetwork) is higher than expected when links on the multi-chassis port-channel between VSS and 3750 access switches flap or failover.

Conditions:This convergence value (packet loss duration) is specifically high when the port-channel member port is coming up ( either using no shut command or during the link insert) on the member switch of 3750 stack
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