Dell PowerConnect 8024 - Spanning-Tree Guard; Spanning-Tree Loopguard

472 Spanning Tree Commands
Example
The following example configures spanning-tree bridge forward time to 25 seconds.
console(config)#spanning-tree forward-time 25
spanning-tree guard
The spanning-tree guard command selects whether loop guard or root guard is enabled on an
interface. If neither is enabled, the port operates in accordance with the multiple spanning tree
protocol. Use the “no” form of this command to disable loop guard or root guard on the
interface.
Syntax
spanning-tree guard { root | loop | none }
• root — Enables root guard.
•
loop — Enables loop guard
•
none — Disables root and loop guard.
Default Configuration
Neither root nor loop guard is enabled.
Command Mode
Interface Configuration (Ethernet, Port Channel) mode.
User Guidelines
There are no user guidelines for this command.
Example
The following example disables spanning-tree guard functionality on ethernet interface 4/g1.
console#config
console(config)#interface ethernet 4/g1
console(config-if-4/g1)#spanning-tree guard none
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.