Mac-Address-Table Aging-Time - Cisco Catalyst 4500 Series Command Reference Manual

Chapter 2 Cisco IOS Commands for the Catalyst 4500 Series Switches

mac-address-table aging-time

To configure the aging time for the entries in the Layer 2 table, use the mac-address-table aging-time
command. To reset the seconds value to the default setting, use the no form of this command.
Syntax Description
seconds
vlan vlan_id
Defaults Aging time is set to 300 seconds.
Command Modes
Global configuration mode
Command History Release
12.1(8a)EW
12.1(12c)EW
Usage Guidelines
If you do not enter a VLAN, the change is applied to all routed-port VLANs.
Enter 0 seconds to disable aging.
Examples
This example shows how to configure the aging time to 400 seconds:
Switch(config)# mac-address-table aging-time 400
Switch(config)#
This example shows how to disable aging:
Switch(config)# mac-address-table aging-time 0
Switch(config)
Related Commands Command
show mac-address-table aging-time
OL-25342 -01
mac-address-table aging-time seconds [vlan vlan_id]
no mac-address-table aging-time seconds [vlan vlan_id]
Aging time in seconds; valid values are 0 and from 10 to 1000000 seconds.
(Optional) Single VLAN number or a range of VLANs; valid values are from 1
to 4094.
Modification
Support for this command was introduced on the Catalyst 4500 series switch.
Support for extended addressing was added.
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release IOS XE 3.3.0SG and IOS 15.1(1)SG)
Description
Displays MAC address table aging information.
mac-address-table aging-time
2-393