Spanning-Tree Mst Max-Age - Cisco Catalyst 4500 Series Command Reference Manual

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.
Syntax Description
seconds
Defaults
The max-age timer is set for 20 seconds.
Command Modes Global configuration mode
Command History Release
12.1(12c)EW
Examples This example shows how to set the max-age timer:
Switch(config)# spanning-tree mst max-age 40
Switch(config)#
Related Commands Command
show spanning-tree mst
OL-27596 -01
spanning-tree mst max-age seconds
no spanning-tree mst max-age
Number 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.
Modification
Support for this command was introduced on the Catalyst 4500 series switch.
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.4.0SG and IOS 15.1(2)SG)
Description
Displays MST protocol information.
spanning-tree mst max-age
2-1001