Dell N1100-ON, Справочное руководство

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Layer 2 Switching Commands
765
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.
Bridge priority configuration is given preference over root primary/secondary
configuration. Root primary/secondary configuration is given preference over
DRC configuration.
Example
The following example configures spanning-tree priority to 12288.
console(config)#spanning-tree priority 12288
spanning-tree tcnguard
Use the spanning-tree tcnguard command to prevent a port from propagating
topology change notifications. Use the “no” form of the command to enable
TCN propagation.
Syntax
spanning-tree tcnguard
no spanning-tree tcnguard
Default Configuration
TCN propagation is disabled by default.
Command Mode
Interface Configuration (Ethernet, Port Channel) mode
User Guidelines
There are no user guidelines for this command.