User`s manual

User’s Manual 351
Example
The following is sample output from the spanning-tree port-priority command.
Console(config)#interface ethernet 1/5
Console(config-if)#spanning-tree port-priority 0
Related Commands
spanning-tree cost
16.225 spanning-tree priority
This command configures the spanning tree priority globally for this switch. Use the no form to restore the
default.
Syntax Description
spanning-tree priority priority
no spanning-tree priority
priority Priority of the bridge. (Range: 0 - 65535) (Range – 0-61440, in steps of 4096;
Options: 0, 4096, 8192, 12288, 16384, 20480, 24576, 28672, 32768, 36864,
40960, 45056, 49152, 53248, 57344, 61440)
Default
32768
Command Mode
Global Configuration
Usage Guidelines
Bridge priority is used in selecting the root device, root port, and designated port. The device with the
highest priority becomes the STA root device. If all devices have the same priority, the device with the
lowest MAC address will then become the root device.
Example
The following is sample output from the spanning-tree priority command.
Console(config)#spanning-tree priority 45056
Console(config)#
16.226 spanning-tree spanning-disabled
This command disables the spanning tree algorithm for the specified interface. Use the no form to reenable
the spanning tree algorithm for the specified interface.