Cisco Catalyst 250 Series Command Reference

spanning-tree mst max-age
To set the interval between messages that the spanning tree receives from the root switch, use the spanning-tree
mst max-age command in global configuration mode. To return to the default settings, use the no form of
this command.
spanning-tree mst max-age seconds
no spanning-tree mst max-age
Syntax Description
Interval, in seconds, between messages the spanning tree receives from the root
switch. The range is 6 to 40.
seconds
Command Default
The default is 20.
Command Modes
Global configuration
Command History
ModificationRelease
This command was introduced.Cisco IOS 15.0(2)EX
Examples
This example shows how to set the max-age timer to 40 seconds:
Switch(config)# spanning-tree mst max-age 40
Related Commands
DescriptionCommand
Displays spanning-tree information.
show spanning-tree
Sets the forward-delay time for MST instances.
spanning-tree mst forward-time
Sets the interval between hello BPDUs sent by the root switch.
spanning-tree mst hello-time
Specifies the number of hops allowed before a BDPU is
discarded.
spanning-tree mst max-hops
Catalyst 2960-X Switch Layer 2 Command Reference, Cisco IOS Release 15.0(2)EX
OL-29043 -01 97
Layer 2 Commands
spanning-tree mst max-age

Cisco Catalyst 250 Series Specifications

General

Brand	Cisco
Model	Catalyst 250 Series
Category	Switch
Language	English