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
Selects a port to configure.
interface interface-id
Example:
Switch(config)# interface gi1/0/1
Step 3
Enables PVST+ simulation on the specified interface.spanning-tree mst simulate pvst
Step 4
Example:
Switch(config-if)# spanning-tree mst simulate
pvst
To prevent a specified interface from automatically
interoperating with a connecting switch that is not running
MST, enter the spanning-tree mst simulate pvst disable
command.
Returns to privileged EXEC mode.end
Example:
Switch(config)# end
Step 5
Verifies the configuration.show spanning-tree summary
Example:
Switch# show spanning-tree summary
Step 6
Examples
Examples: PVST+ Simulation
This example shows how to prevent the switch from automatically interoperating with a connecting switch
that is running Rapid PVST+:
Switch# configure terminal
Switch(config)# no spanning-tree mst simulate pvst global
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
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Examples