Dell PowerEdge M805 - Manual (Page 482)

474 Spanning Tree Commands
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User Guidelines
The priority value must be a multiple of 16.
Example
The following example configures the spanning priority on 1/g5 to 96.
console(config)#interface ethernet 1/g5
console(config-if-1/g5)#spanning-tree port-priority 96
spanning-tree priority
Use the spanning-tree priority command in Global Configuration mode to configure the spanning-
tree priority. The priority value is used to determine which bridge is elected as the root bridge. To
reset the default spanning-tree priority use the no form of this command.
Syntax
spanning-tree priority priority
no spanning-tree priority
• priority—Priority of the bridge. (Range: 0 - 61440)
Default Configuration
The default bridge priority for IEEE STP is 32768.
Command Mode
Global Configuration mode
User Guidelines
The priority value must be a multiple of 4096.
The switch with the lowest priority is the root of the spanning tree.
Example
The following example configures spanning-tree priority to 12288.
console(config)#spanning-tree priority 12288
spanning-tree root-protection
Use the spanning-tree root-protection command in Interface Configuration mode to enable the
Root protection function on a switch. Use the no form of this command to restore the default
status of the Root protection function.