Cisco 300 Series User Manual

Spanning-Tree Commands
OL-32830-01 Command Line Interface Reference Guide 892
46
Syntax
spanning-tree max-age
seconds
no spanning-tree max-age
Parameters
seconds—Specifies the spanning-tree bridge maximum age in seconds. (Range:
6–40)
Default Configuration
The default maximum age is 20 seconds.
Command Mode
Global Configuration mode
User Guidelines
When configuring the maximum age, the following relationships should be
maintained:
2*(Forward-Time - 1) >= Max-Age
Max-Age >= 2*(Hello-Time + 1)
Example
The following example configures the spanning-tree bridge maximum age to 10
seconds.
switchxxxxxx(config)# spanning-tree max-age 10
46.6 spanning-tree priority
Use the spanning-tree priority Global Configuration mode command to configure
the device STP priority, which is used to determine which bridge is selected as the
root bridge. Use the no form of this command to restore the default device
spanning-tree priority.
Syntax
spanning-tree priority
priority

Cisco 300 Series Specifications

General

Model	Cisco 300 Series
Category	Switch
Dimensions	Varies by model
Weight	Varies by model
Power over Ethernet (PoE)	Available on select models
Management	Web-based GUI, SNMP, CLI
VLANs	Up to 256
Security Features	ACLs, 802.1X, Port Security
Humidity	10% to 90% non-condensing
Ports	8, 16, 24, 48