Guest

Preview Tool

Cisco Bug: CSCuj22176 - traffic loss on vPC trunk with 1K vlans after the reload of vPC+ primary

Last Modified

Feb 15, 2019

Products (7)

  • Cisco Nexus 6000 Series Switches
  • Cisco Nexus 5596UP Switch
  • Cisco Nexus 5548P Switch
  • Cisco Nexus 6004 Switch
  • Cisco Nexus 6001 Switch
  • Cisco Nexus 5548UP Switch
  • Cisco Nexus 5596T Switch

Known Affected Releases

5.2(1)N1(5) 6.0(2)N1(2a)

Description (partial)

Symptom:
On a Nexus 5000 vPC+ pair, reloading the primary vPC switch causes up to 4-5 seconds of traffic loss during the vPC reconvergence.

Conditions:
Nexus 5000 vPC+ pair is part of a FabricPath domain with 1000 FabricPath vlans configured in the vlan database and 1000 vlans permitted on the vPC trunk allowed vlan list.
Bug details contain sensitive information and therefore require a Cisco.com 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.