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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)

BFD sessions hosted on ASR9K Trident LC flap during route instability

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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