Reference Guide

Spanning-Tree Commands 311
Default Configuration
Short path cost method.
Command Mode
Global Configuration mode
User Guidelines
• This command applies to all spanning tree instances on the device.
• The cost is set using the
spanning-tree cost command.
Example
The following example sets the default path cost method to long.
spanning-tree bpdu
The spanning-tree bpdu Global Configuration mode command defines BPDU handling when
the spanning tree is disabled globally or on a single interface. To return to the default
configuration, use the no form of this command.
Syntax
spanning-tree bpdu { filtering | flooding }
•
filtering — Filter BPDU packets when the spanning tree is disabled on an interface.
•
flooding — Flood BPDU packets when the spanning tree is disabled on an interface.
Default Configuration
The default setting is flooding.
Command Modes
Global Configuration mode
User Guidelines
There are no user guidelines for this command.
Example
The following example defines BPDU packet flooding when the spanning-tree is disabled on an
interface
.
Console(config)# spanning-tree pathcost method long
Console(config)# spanning-tree bpdu flooding