Specifications

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Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0XO(15.1(1)XO)

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Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches

spanning-tree mst max-age

To set the max-age timer for all the instances, use the spanning-tree mst max-age command. To return to

the default settings, use the no form of this command.

spanning-tree mst m ax-age se conds

no spanning-tree mst max-age

Syntax Description

Defaults T he max-age timer is set for 20 seconds.

Command Modes Global c onfiguratio n mode

Examples This example shows how to set the max-age timer:

Switch(config)# spanning-tree mst max-age 40

Switch(config)#

Related Commands

seconds Numbe r of seconds to set the max-age timer for all the instances on the Catalyst 4500

series switch; valid values are from 6 to 40 seconds.

Command Description

show spanning-tree mst Displays MST proto col information.