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Cisco Bug: CSCvs15808 - VRRPv3 failing on port-channel sub-interface.

Last Modified

Oct 19, 2020

Products (14)

  • Cisco 2600 Series Multiservice Platforms
  • Cisco 1000 Series Integrated Services Routers
  • Cisco Catalyst 9500 Series Switches
  • Cisco Catalyst 3650 Series Switches
  • Cisco Catalyst 3850 Series Switches
  • Cisco Catalyst 9800 Series Wireless Controllers
  • Cisco 4000 Series Integrated Services Routers
  • Cisco Catalyst 9200 Series Switches
  • Cisco Catalyst 9600 Series Switches
  • Cisco ASR 1000 Series Aggregation Services Routers
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Known Affected Releases


Description (partial)

VRRPv3 and VRRPv2 does not work as expected on a sub-interfaces on Port-channel after fail-over: 

 - VRRPv3 - works fine only on the very 1st sub-interface configured. Issue is seen for Subsequent interfaces added.

 - VRRPv2 - works fine on all sub-interfaces except the last one.

VRRPv3 failover to Backup on a port-channel / etherchannel.
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