bpdu-drop-enable

Enables dropping Layer 2 (L2) bridge protocol data units (BPDUs) on endpoints in L2 interfaces.

Command Default

Dropping of L2 BPDUs is disabled. L2 BPDUs are allowed on endpoints in L2 interfaces.

Modes

Global Configuration Mode

Physical Interface Configuration Mode

Port-Channel Interface Configuration Mode

Usage Guidelines

The no form of the command disables dropping of Layer 2 (L2) bridge protocol data units (BPDUs) in Layer 2 interfaces.

Example

The following example shows how to enable dropping of L2 BPDUs for all L2 Interfaces.

device# configure terminal
device(config)# bpdu-drop-enable

Example

The following example shows how to enable dropping of L2 BPDUs for L2 Physical Interface.

device# configure terminal
device(config)# interface Ethernet 0/40
device(conf-if-eth-0/40)# bpdu-drop-enable

Example

The following example shows how to enable dropping of L2 BPDUs for L2 Port-Channel Interface.

device# configure terminal
device(config)# interface Port-channel 30
device(conf-Port-channel-30)# bpdu-drop-enable