Dell PowerConnect PC5524 User Manual

466 Spanning-Tree Commands
FILE LOCATION: C:\Users\gina\Desktop\Checkout_new\CLI Folders\Dell Contax
CLI\files\Spanning-Tree.fm
DELL CONFIDENTIAL – PRELIMINARY 5/15/12 - FOR PROOF ONLY
When root guard is enabled, the port changes to the alternate state if the
spanning-tree calculations select the port as the root port.
Example
The following example prevents gigabitethernet port 1/0/ 1 from being the
root port of the device..
Console(config)# interface gigabitethernet 1/0/1
Console(config-if)# spanning-tree guard root
spanning-tree bpduguard
Use the spanning-tree bpduguard Interface Configuration (Ethernet, port-
channel) mode command to shut down an interface when it receives a bridge
protocol data unit (BPDU). Use the no form of this command to restore the
default configuration.
Syntax
spanning-tree bpduguard {enable | disable}
no spanning-tree bpduguard
Parameters
enable—Enables BPDU Guard.
disable—Disables BPDU Guard.
Default Configuration
BPDU Guard is disabled.
Command Mode
Interface Configuration (Ethernet, Port-channel) mode
User Guidelines
The command can be enabled when the spanning tree is enabled (useful
when the port is in the PortFast mode) or disabled.

Dell PowerConnect PC5524 Specifications

General

Brand	Dell
Model	PowerConnect PC5524
Category	Switch
Language	English