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Cisco Bug: CSCum11275 - ISIS NSF for IPv4 doesn't work if ISIS NSF & ISISv6 MT configured

Last Modified

Jan 31, 2017

Products (1)

  • Cisco uBR10000 Series Universal Broadband Routers

Known Affected Releases

12.2(33)SCH1

Description (partial)

Symptom:
With IPv6 configured in ISIS topology, the neighbor status on stby PRE is DOWN while the Active PRE is UP.
NSF doesn't work when ISIS IPv6 MT is enabled .

Conditions:
the isisv4 impacted by the isisv6 after configured  "multi-topology"
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