Administrator Guide

Layer 2 Switching Commands 759
Example
console(config)#spanning-tree backbonefast
spanning-tree bpdu flooding
The spanning-tree bpdu flooding command allows flooding of BPDUs
received on non-spanning-tree ports to all other non-spanning-tree ports. Use
the “no” form of the command to disable flooding.
Syntax
spanning-tree bpdu flooding
no spanning-tree bpdu flooding
Default Configuration
This feature is disabled by default.
Command Mode
Global Configuration mode
User Guidelines
There are no user guidelines for this command.
Example
console#spanning-tree bpdu flooding
spanning-tree bpdu-protection
Use the spanning-tree bpdu-protection command in Global Configuration
mode to enable BPDU guard on a switch. Use the no form of this command
to resume the default status of BPDU guard function.
Syntax
spanning-tree bpdu-protection
no spanning-tree bpdu-protection