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Cisco Bug: CSCul14164 - FRR trigger during the reoptmization timer for LSP

Last Modified

Sep 13, 2018

Products (15)

  • Cisco Carrier Routing System
  • Cisco CRS-1 Line Card Chassis (Dual)
  • Cisco CRS-3 Multishelf System
  • Cisco CRS-1 16-Slot Line Card Chassis
  • Cisco CRS-1 Line Card Chassis (Multi)
  • Cisco CRS-1 4-Slot Single-Shelf System
  • Cisco IOS XR Software
  • Cisco CRS-3 8-Slot Single-Shelf System
  • Cisco CRS-3 16-Slot Single-Shelf System
  • Cisco CRS-1 Fabric Card Chassis
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Known Affected Releases

4.1.2.MPLS

Description (partial)

Symptom:
Traffic loss after tunnel installation of a reoptimized lsp

Conditions:
Tunnel optimizes to a new path and then if the new path goes bad (for example, a link goes down) at the exact instant the install timer expires we can run into this traffic-loss issue.
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