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Cisco Bug: CSCvt64766 - SR-TE Policy Tunnel flaps when switchover from the primary to the secondary path

Last Modified

Sep 11, 2020

Products (1)

  • Cisco Network Convergence System 5500 Series

Known Affected Releases

6.6.3.BASE

Description (partial)

Symptom:
SR-TE Policy Tunnel flaps when switchover from the primary to the secondary path

Conditions:
Example config:
segment-routing
 traffic-eng
  segment-list sl_1
   index 1 address ipv4 10.10.10.1
   index 2 address ipv4 14.14.14.2
  !
  segment-list sl_2
   index 1 address ipv4 11.11.11.1
   index 2 address ipv4 17.17.17.3
  !
  policy asdf
   color 234 end-point ipv4 192.168.0.5
   candidate-paths
    preference 100
     explicit segment-list sl_1
     !
    !
    preference 200
     explicit segment-list sl_2
     !
    !
   !
  !

When the interface 11.11.11.1 goes down, the policy will flap, even though 10.10.10.1 is available.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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