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Cisco Bug: CSCul38639 - BGP repair path is not installed in RIB after a short flap of network

Last Modified

Feb 13, 2018

Products (13)

  • Cisco IOS
  • Cisco ASR 901-6CZ-F-D Router
  • Cisco ME 3600X-24TS-M Switch
  • Cisco ASR 901-4C-FT-D Router
  • Cisco ASR 901-6CZ-F-A Router
  • Cisco ASR 901-6CZ-FT-A Router
  • Cisco ASR 901-12C-FT-D Router
  • Cisco ME 3600X-24CX-M Switch
  • Cisco ASR 901-4C-F-D Router
  • Cisco ME 3600X-24FS-M Switch
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Known Affected Releases

15.3(2)S

Description (partial) 

Symptom:BGP repair path is not installed in RIB after a short flap of network for a VPNv4 route, though the repair path is present in BGP table. Once after this issue occurs.

Conditions:When there is a short flap of prefix. After the route disaperars, if it appears before the scanner has a chance to run (it runs every 60 seconds), the problem will occur.

VPNv4 routes must have a different RD.
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