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Cisco Bug: CSCvt33067 - Traffic Black-holing with VPC SFC failure(L2LU Drops, VSL Check)

Last Modified

Aug 26, 2020

Products (9)

  • Cisco Nexus 7000 Series Switches
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 4-Slot Switch
  • Cisco Nexus 7700 6-Slot Switch
  • Cisco Nexus 7700 18-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7700 2-Slot Switch
  • Cisco Nexus 7700 10-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch

Known Affected Releases

7.3(2)D1(1) 8.4(1)

Description (partial)

Traffic drop when coming from Orphan port to Peer-link to VPC leg

1. Have parallel trunk links between two VPC peer, one VPC and another non-VPC 
2.  Flip the VPC and non-VPC link
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  • Status
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