Spanning-Tree Max-Age - Cisco 220 Series Smart Plus Reference Manual

STP Commands

spanning-tree max-age

spanning-tree max-age
Cisco 220 Series Smart Plus Switches Command Line Interface Reference Guide Release 1.0.0.x
To set the interval in seconds that the switch can wait without receiving a
configuration message before attempting to redefine its own configuration, use
the spanning-tree max-age Global Configuration mode command.
To revert to its default setting, use the no form of this command.
Syntax
spanning-tree max-age
no spanning-tree max-age
Parameters
seconds
• —The interval in seconds that the switch can wait without
receiving a configuration message, before attempting to redefine its own
configuration. (Range: 6 to 40)
Default Configuration
The default value is 20 seconds.
Command Mode
Global Configuration mode
User Guidelines
When configuring the maximum age, the following relationships should be
maintained:
Example
switchxxxxxx(config)# spanning-tree max-age 10
seconds
2*(Forward-Time - 1) >= Max-Age
Max-Age >= 2*(Hello-Time + 1)
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