3Com 3CRUS2475 - Spanning-Tree Max-Age

212 CHAPTER 15: SPANNING-TREE COMMANDS
When configuring the hello time, the following relationship should be
kept:
Max-Age >= 2*(Hello-Time + 1)
Example
The following example configures spanning tree bridge hello time to 5
seconds.
spanning-tree
max-age
The spanning-tree max-age Global Configuration mode command
configures the spanning tree bridge maximum age. To restore the default
configuration, use the no form of this command.
Syntax
spanning-tree max-age seconds
no spanning-tree max-age
Parameters
■ seconds — Time in seconds. (Range: 6-40)
Default Configuration
The default maximum age for IEEE Spanning Tree Protocol (STP) is 20
seconds.
Command Modes
Global Configuration mode
User Guidelines
When configuring the maximum age, the following relationships should
be kept:
2*(Forward-Time - 1) >= Max-Age
Max-Age >= 2*(Hello-Time + 1)
Console(config)# spanning-tree hello-time 5