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Cisco Catalyst Blade Switch 3030 Command Reference
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Chapter 2 Cisco
Catalyst
Blade Switch 3030 Cisco IOS Commands
spanning-tree mst forward-time
spanning-tree mst forward-time
Use the
spanning-tree mst forward-time
global configuration command 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.
spanning-tree mst forward-time
seconds
no spanning-tree mst forward-time
Syntax Description
Defaults
The default is 15 seconds.
Command Modes
Global configuration
Command History
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
seconds
Length of the listening and learning states. The range is 4 to 30 seconds.
Release
Modification
12.2(25)SEE
This command was introduced.
Command
Description
show spanning-tree
mst
Displays MST information.
spanning-tree mst hello-time
Sets the interval between hello bridge protocol data units (BPDUs)
sent by root switch configuration messages.
spanning-tree mst max-age
Sets the interval between messages that the spanning tree receives
from the root switch.
spanning-tree mst max-hops
Sets the number of hops in a region before the BPDU is discarded.