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Cisco Bug: CSCul58596 - Allowed VLANs on peer-link flap on removing rspan VLAN in VTP-VPC setup

Last Modified

Nov 05, 2018

Products (7)

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

Known Affected Releases

6.1(2) 6.2(2) 6.2(5.52)

Description (partial)

Symptom:
In a vPC environment, all the vlans allowed over the vPC peer-link are suspended momentarily with (Reason: Vlan is not allowed on Peer-link) on the vPC primary switch when we remove an RSPAN vlan which is also allowed over the peer-link. This happens for both the peer-link as well as all the vPC port-channels.

Conditions:
On removal of RSPAN config under the VLAN with VTP in server mode.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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  • Known Fixed Releases
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