Cisco Catalyst 2960 Series User Manual

Designating the Neighbor Type , on page 277
Restarting the Protocol Migration Process , on page 278
Configuring the Root Switch
This procedure is optional.
Before You Begin
A multiple spanning tree (MST) must be specified and enabled on the switch. For instructions, see Related
Topics.
You must also know the specified MST instance ID. Step 2 in the example uses 0 as the instance ID because
that was the instance ID set up by the instructions listed under Related Topics.
SUMMARY STEPS
1.
enable
2.
configure terminal
3.
spanning-tree mst instance-id root primary
4.
end
DETAILED STEPS
PurposeCommand or Action
Enables privileged EXEC mode. Enter your password if
prompted.
enable
Example:
Switch> enable
Step 1
Enters the global configuration mode.configure terminal
Example:
Switch# configure terminal
Step 2
Configures a switch as the root switch.
spanning-tree mst instance-id root primary
Step 3
Example:
Switch(config)# spanning-tree mst 0 root
primary
•
For instance-id, you can specify a single instance, a range
of instances separated by a hyphen, or a series of instances
separated by a comma. The range is 0 to 4094.
Returns to privileged EXEC mode.end
Example:
Switch(config)# end
Step 4
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
264
How to Configure MSTP Features

Cisco Catalyst 2960 Series Specifications

General

Layer	Layer 2
Power over Ethernet (PoE)	Available on some models
RAM	128 MB
Flash Memory	32 MB
MAC Address Table Size	8000
Operating Temperature	0°C to 45°C (32 to 113°F)
Ports	24 or 48 x 10/100/1000