spanning-tree bpdu-mac

Sets the MAC address of the Bridge Protocol Data Unit (BPDU).

Syntax

spanning-tree bpdu-mac [ 0100.0ccc.cccd | 0304.0800.0700 ]
no spanning-tree bpdu-mac [ 0100.0ccc.cccd | 0304.0800.0700 ]

Parameters

0100.0ccc.cccd
Cisco Control Mac
0304.0800.0700
Extreme Control Mac

Modes

Interface configuration mode

Usage Guidelines

This command will only take effect when the protocol is PVST+ or R-PVST+.

Extreme devices support PVST+ and R-PVST+only. The PVST and R-PVST protocols are proprietary to Cisco and are not supported.

Enter no spanning-tree bpdu-mac 0100.0ccc.cccd to remove the address.

Examples

To set the MAC address of the BPDU:

device# configure terminal
device(config)# interface ethernet 1/5 
device(conf-if-eth-1/5)# spanning-tree bpdu-mac 0100.0ccc.cccd