Cisco Catalyst 2950 Command Reference Manual page 110

mac address-table aging-time
This example shows how to set aging time to 450 seconds for all VLANs for which the user did not
specify aging time.
Switch(config)# mac address-table aging-time 450
You can verify your settings by entering the show mac address-table privileged EXEC command.
Related Commands Command
clear mac address-table
show mac address-table
show mac address-table
aging-time
Catalyst 2950 Desktop Switch Command Reference
2-86
Description
Deletes dynamic entries from the MAC address table.
Displays the MAC address table.
Displays the MAC address table aging time for all VLANs or the
specified VLAN.
Chapter 2 Cisco IOS Commands
78-11381-05