Cisco Catalyst 3120 Command Reference Manual page 684

spanning-tree port-priority
This example shows how to set the port-priority value on VLANs 20 to 25:
Switch(config-if)# spanning-tree vlan 20-25 port-priority 0
You can verify your settings by entering the show spanning-tree interface interface-id privileged
EXEC command.
Related Commands Command
show spanning-tree
interface-id
spanning-tree cost
spanning-tree vlan
Cisco Catalyst Blade Switch 3120 for HP Command Reference
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Chapter 2
Description
interface Displays spanning-tree information for the specified interface.
Sets the path cost for spanning-tree calculations.
priority Sets the switch priority for the specified spanning-tree instance.
Cisco Catalyst Blade Switch 3120 for HP Cisco IOS Commands
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