3.21.1 Aging Configuration

By default, dynamic entries are removed from the Mac table after 300 seconds. This process is called aging. Aging time can be configured to be in the range of 10 to 1000000 seconds or 0 to disable automatic aging.

Command Syntax:

mac address-table aging-time <v_0_10_to_1000000>

Table 3-89. Command Description
	Argument	Description
Parameter	`<v_0_10_to_1000000>`	Aging time in seconds, 0 to disable aging.
Default	Aging time is 300 seconds
Mode	Global Configuration mode
Usage	Set MAC address table aging time in seconds. To reset to default (300 seconds), use the ‘no’ version of the command.
Example	Example 1: Set aging time to 400 seconds. `(config)# mac address-table aging-time 400` Example 2: Disable automatic aging. `(config)# mac address-table aging-time 0`