Preview Tool

Cisco Bug: CSCup04903 - Nexus 3000 standby HSRP routing packets after HSRP failover

Last Modified

Mar 05, 2018

Products (5)

  • Cisco Nexus 3000 Series Switches
  • Cisco Nexus 3064 Switch
  • Cisco Nexus 3016 Switch
  • Cisco Nexus 3064-T Switch
  • Cisco Nexus 3048 Switch

Known Affected Releases


Description (partial)

A standby HSRP switch can still route frames after passing through standby->active->standby stages.
The Broadcom shell will show the HSRP mac address as belonging to the MyStationCAM table on the standby router

no vPC, SVI with preepmtion configured on both HSRP routers, standby starts with lower priority, make the standby become active, then standby again. Packets will be routed by the standby
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.