Spanning-Tree Mst Priority - Cisco Catalyst 2950 Command Reference Manual

spanning-tree mst priority

spanning-tree mst priority
Use the spanning-tree mst priority global configuration command to set the switch priority for the
specified spanning-tree instance. Use the no form of this command to return to the default setting.
Syntax Description
instance-id
priority
Defaults The default is 32768.
Command Modes Global configuration
Command History Release
12.1(9)EA1
12.1(13)EA1
12.1(20)EA2
Examples
This example shows how to set the spanning-tree priority to 8192 for multiple spanning-tree (MST)
instance 20:
Switch(config)# spanning-tree mst 20 priority 8192
You can verify your settings by entering the show spanning-tree mst instance-id privileged EXEC
command.
Related Commands Command
show spanning-tree
spanning-tree mst cost
spanning-tree mst port-priority
Catalyst 2950 and Catalyst 2955 Switch Command Reference
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spanning-tree mst instance-id priority priority
no spanning-tree mst instance-id priority
Range of spanning-tree instances. You can specify a single instance, a range of
instances separated by a hyphen, or a series of instances separated by a comma. The
range is 0 to 15.
Set the switch priority for the specified spanning-tree instance. This setting affects
the likelihood that the switch is selected as the root switch. A lower value increases
the probability that the switch is selected as the root switch.
The range is 0 to 61440 in increments of 4096 (0, 4096, 8192, 12288, 16384, 20480,
24576, 28672, 32768, 36864, 40960, 45056, 49152, 53248, 57344, and 61440). All
other values are rejected.
Modification
This command was introduced.
The value for the instance-id variable was changed.
This command was added to the standard software image (SI).
mst instance-id
Chapter 2 Catalyst 2950 and 2955 Cisco IOS Commands
Description
Displays MST information for the specified interface.
Sets the path cost for MST calculations.
Configures an interface priority.
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