Cisco 300 Series

Spanning-Tree Commands
889 OL-32830-01 Command Line Interface Reference Guide
46
46.2 spanning-tree mode
Use the spanning-tree mode Global Configuration mode command to select
which Spanning Tree Protocol (STP) protocol to run. Use the no form of this
command to restore the default configuration.
Syntax
spanning-tree mode
{stp| rstp
| mst }
no spanning-tree mode
Parameters
• stp—Specifies that STP is enabled.
• rstp—Specifies that the Rapid STP is enabled.
• mst—Specifies that the Multiple STP is enabled.
Default Configuration
The default is RSTP.
Command Mode
Global Configuration mode
User Guidelines
In RSTP mode, the device uses STP when the neighbor device uses STP.
In MSTP mode, the device uses RSTP when the neighbor device uses RSTP, and
uses STP when the neighbor device uses STP.
Example
The following example enables MSTP.
switchxxxxxx(config)# spanning-tree mode mst