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Cisco Bug: CSCvi84239 - Traffic loss on core facing mLDP interface on add/remove local VRF IP receiver

Last Modified

Jan 18, 2019

Products (11)

  • Cisco ASR 9000 Series Aggregation Services Routers
  • Cisco ASR 9910 Router
  • Cisco ASR 9922 Router
  • Cisco IOS XR Software
  • Cisco ASR 9010 Router
  • Cisco ASR 9904 Router
  • Cisco ASR 9006 Router
  • Cisco ASR 9001 Router
  • Cisco ASR 9901 Router
  • Cisco ASR 9912 Router
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Known Affected Releases


Description (partial)

Multicast mLDP traffic is not sent out of a core-facing linecard during random interval of up to 5 minutes.
Other linecards are not affected, local VRF traffic is not affected either.
No drop counters are reported anywhere

mLDP on ASR9k running 6.1.3
Output interface is on a linecard without any VRF interfaces delivering local traffic
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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