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spanning-tree mst forward-time
spanning-tree mst forward-time
Use the spanning-tree mst forward-time global configuration command on the switch stack or on a
standalone switch to set the forward-delay time for all multiple spanning-tree (MST) instances. The
forwarding time specifies how long each of the listening and learning states last before the interface
begins forwarding. Use the no form of this command to return to the default setting.
Syntax Description
seconds
Defaults
The default is 15 seconds.
Command Modes
Global configuration
Command History
Release
12.2(40)EX1
Usage Guidelines
Changing the spanning-tree mst forward-time command affects all spanning-tree instances.
Examples
This example shows how to set the spanning-tree forwarding time to 18 seconds for all MST instances:
Switch(config)# spanning-tree mst forward-time 18
You can verify your setting by entering the show spanning-tree mst privileged EXEC command.
Related Commands
Command
show spanning-tree
spanning-tree mst hello-time
spanning-tree mst max-age
spanning-tree mst max-hops
Cisco Catalyst Blade Switch 3120 for HP Command Reference
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spanning-tree mst forward-time seconds
no spanning-tree mst forward-time
Length of the listening and learning states. The range is 4 to 30 seconds.
Modification
This command was introduced.
mst
Chapter 2 Cisco Catalyst Blade Switch 3120 for HP Cisco IOS Commands
Description
Displays MST information.
Sets the interval between hello bridge protocol data units (BPDUs)
sent by root switch configuration messages.
Sets the interval between messages that the spanning tree receives
from the root switch.
Sets the number of hops in a region before the BPDU is discarded.
OL-12248-03
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