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Cisco Bug: CSCul35819 - BPDUGuard not Activated on Disallowed Edge Trunk VLANs

Last Modified

Nov 27, 2020

Products (4)

  • CiscoPro Workgroup EtherSwitch Software
  • Cisco Nexus 7000 10-Slot Switch
  • Cisco Nexus 7000 18-Slot Switch
  • Cisco Nexus 7000 9-Slot Switch

Known Affected Releases


Description (partial)

BPDUs from a remote device do not activate BPDUGuard on an edge trunk port.

- Remote device misconfigured as an access port
- VLAN on access port is not in the allowed VLAN list of the edge trunk
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