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Cisco Bug: CSCuq01107 - Traffic flooded when VPC Po down with static mac entry configed for it.

Last Modified

Apr 30, 2018

Products (7)

  • Cisco Nexus 3000 Series Switches
  • Cisco Nexus 3064 Switch
  • Cisco Nexus 3016 Switch
  • Cisco Nexus 3064-T Switch
  • Cisco Nexus 3048 Switch
  • Cisco Nexus 3132Q Switch
  • Cisco Nexus 3172 Switch

Known Affected Releases

6.0(2)U3(3)

Description (partial) 

Symptom:
Static mac addresses pointing to  VPC Po are flushed  and traffic flooding is seen, when VPC PO is made shut.

Conditions:
1. This happens when traffic inteded to egress on Vpc PO is made shut.
2. Once VPC PO comes up, static mac entries are added again by switch and flooding stops.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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