TP-Link T1500-28PCT T1500-28PCTTL-SL2428PUN V3 User Guide - Page 158

Managing MAC Address Table MAC Address Configurations Step 2 Step 3 Step 4 mac address-table aging-time aging-time Set your desired length of address aging time for dynamic address entries. aging-time: Set the length of time that a dynamic entry remains in the MAC address table after the entry is used or updated. The valid values are from10 to 630. Value 0 means the Auto Aging function is disabled. The default value is 300 and we recommend you keep the default value if you are unsure. end Return to privileged EXEC mode. copy running-config startup-config Save the settings in the configuration file. The following example shows how to modify the aging time to 500 seconds. A dynamic entry remains in the MAC address table for 500 seconds after the entry is used or updated. Switch#configure Switch(config)# mac address-table aging-time 500 Switch(config)#show mac address-table aging-time Aging time is 500 sec. Switch(config)#end Switch#copy running-config startup-config 2.2.3 Adding MAC Filtering Address Entries Follow these steps to add MAC filtering address entries: Step 1 configure Enter global configuration mode. Step 2 mac address-table filtering mac-addr vid vid Add the filtering address to the VLAN. mac-addr: Specify a MAC address to be used by the switch to filter the received packets. The switch will drop packets of which the source address or destination address is the specified MAC address. The format is xx:xx:xx:xx:xx:xx, for example, 00:00:00:00:00:01. vid: Specify an existing VLAN in which packets with the specific MAC address will be dropped. Step 3 end Return to privileged EXEC mode. Step 4 copy running-config startup-config Save the settings in the configuration file. User Guide 135