Reference Guide

Spanning Tree Commands 761
no spanning-tree
Default Configuration
Spanning-tree is enabled.
Command Mode
Global Configuration mode
User Guidelines
This command has no user guidelines.
Example
The following example enables spanning-tree functionality.
console(config)#spanning-tree
spanning-tree auto-portfast
Use the spanning-tree auto-portfast command to set the port to auto portfast
mode. This enables the port to become a portfast port if it does not see any
BPDUs for 3 seconds. Use the no form of this command to disable auto
portfast mode.
Syntax
spanning-tree auto-portfast
no spanning-tree auto-portfast
Default Configuration
Auto portfast mode is enabled by default.
Command Mode
Interface Configuration (Ethernet, Port Channel) mode
Usage Guidelines
There are no user guidelines for this command.
2CSPC4.XModular-SWUM204.book Page 761 Friday, March 15, 2013 9:24 AM