Dell PowerEdge M805 - Manual (Page 475)

Spanning Tree Commands 467
Default Configuration
The default forwarding-time for IEEE Spanning-tree Protocol (STP) is 15 seconds.
Command Modes
Global Configuration mode
User Guidelines
When configuring the Forward-Time the following relationship should be satisfied:
2*(Forward-Time - 1) >= Max-Age.
Example
The following example configures spanning-tree bridge forward time to 25 seconds.
console(config)#spanning-tree forward-time 25
spanning-tree hello-time
Use the spanning-tree hello-time command in Global Configuration mode to configure the
spanning-tree bridge hello time, which is how often the switch broadcasts hello messages to other
switches. To reset the default hello time, use the no form of this command.
Syntax
spanning-tree hello-time seconds
no spanning-tree hello-time
• seconds—Time in seconds. (Range: 1 - 10)
Default Configuration
2 seconds.
Command Mode
Global Configuration mode
User Guidelines
When configuring the Hello-Time the following relationship should be satisfied:
Max-Age >= 2*(Hello-Time + 1)
Example
The following example configures spanning-tree bridge hello time to 5 seconds.
console(config)#spanning-tree hello-time 5