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Cisco Bug: CSCvs25346 - NCS4k: Continuous Link and tunnel BFD flap seen during churn resulting in traffic hit.

Last Modified

Sep 02, 2020

Products (4)

  • Cisco Carrier Routing System
  • Cisco NCS 4016
  • Cisco IOS XR Software
  • Cisco NCS 4009

Known Affected Releases


Description (partial)

BFD over Flex-lsp tunnel continuous flapping after quick link flap.

Flex-lsp with GAL BFD and LSP Wrap feature enabled.
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