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Cisco Bug: CSCut43931 - IPv6 routes disappear from ip vpn route table after demux migration

Last Modified

Dec 25, 2016

Products (1)

  • Cisco ASR 5000 Series

Known Affected Releases

18.0.0.59313

Description (partial)

IPv6 routes disappear from 50% or more of VRFs and data is lost for affected VRFs after demux migration.

Symptom:
IPv6 data fails for affected VRFs.  The ip route table looks fine so it is tough to determine.  The IPv6 routes disappear from vpn route table but no show command to determine this.

Conditions:
vPC-DI EXGW with 300 VRFs in a single egress context 256 of which contain IPv6.
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