Users Guide

Layer 2 Switching Commands 839
spanning-tree loopguard
Use the spanning-tree loopguard command to enable loop guard on all ports.
Use the “no” form of this command to disable loop guard on all ports.
Syntax
spanning-tree loopguard default
no spanning-tree loopguard default
Default Configuration
Loop guard is disabled by default.
Command Mode
Global Configuration mode
User Guidelines
There are no user guidelines for this command.
Example
The following example enables spanning-tree loopguard functionality on all
ports.
console(config)#spanning-tree loopguard default
spanning-tree max-age
Use the spanning-tree max-age command in Global Configuration mode to
configure the spanning-tree bridge maximum age. To reset the default
maximum age, use the no form of this command.
Syntax
spanning-tree max-age seconds
no spanning-tree max-age
•
seconds -Time in seconds. (Range: 6–40)