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Cisco Bug: CSCte19450 - ASR9K: Critical timer enhancement for BFD on Trident LC

Last Modified

Jan 09, 2017

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases

4.0.0.BASE 4.0.1.BASE

Description (partial)

Symptoms:
BFD sessions hosted on ASR9K Trident LC flap during route instability

Condition:
BFD sessions are running with 50ms*3 or lesser.
This is seen on all IOS-XR releases for ASR9K
Routing instability is present and route download is being done on the LC
The LC CPU utilization increases beyond 40%
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  • Full Description (including symptoms, conditions and workarounds)
  • Status
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