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Cisco Bug: CSCvu34608 - Fix demux failure recovery handling for N+2 BFD

Last Modified

Jul 20, 2020

Products (2)

  • Cisco ASR 5000 Series
  • Cisco ASR 5500

Known Affected Releases

21.19.3 21.19.n1.75794 21.19.n2 21.19.n2.75854 21.20.0

Description (partial)

Symptom:
This handle double fault issue where (N+2) BFD links are down and at same time switchover (ICSR) happens on CP. 
To counter this issue recovery part is added to and BFD state is sync between new machines.

Conditions:
This handle double fault issue where (N+2) BFD links are down and at same time switchover (ICSR) happens on CP.
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