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DELL CONFIDENTIAL – PRELIMINARY 9/13/06 – FOR PROOF ONLY
Spanning-Tree Commands
303
S
p
anning-T
r
ee
Co
mm
ands
s
p
anning-
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ee
The
spanning-tree
Global Configuration mode command enables spanning-tree functionality.
To disable spanning-tree functionality, use the
no
form of this command.
Syntax
spanning-tree
no spanning-tree
Default Configuration
Spanning-tree is enabled.
Command Modes
Global Configuration mode
User Guidelines
There are no user guidelines for this command.
Example
The following example enables spanning-tree functionality.
s
p
anning-
tr
ee
m
ode
The
spanning-tree mode
Global Configuration mode command configures the spanning-tree
protocol. To return to the default configuration, use the
no
form of this command.
Syntax
spanning-tree mode
{
stp
|
rstp
|
mstp
}
no spanning-tree mode
•
stp
— Indicates that the Spanning Tree Protocol (STP) is enabled.
•
rstp
— Indicates that the Rapid Spanning Tree Protocol (RSTP) is enabled.
•
mstp
— Indicates that the Multiple Spanning Tree Protocol (RSTP) is enabled.
Console(config)#
spanning-tree