Chapter 5 System

5.1.2 Level 2 (L2) Table Aging

L2 Table Aging defines the aging time of the Address Resolution Logic (ARL) table. This table learns and remembers MAC addresses of devices sending information through it. See Chapter 13 on page 83 for more background information. Click the link in the L2 Table Aging field to see the screen as shown next.

Figure 21 Configure L2 Table Aging

Select the Enable L2 Table Aging checkbox and enter the amount of time in seconds (up to 1048575) that the switch remembers MAC address entries. Select “0” to disable L2 table aging. Click Apply to save your configuration changes.

5.1.3 Backup Settings

Backing up your switch configurations allows you to create various “snap shots” of your device from which you may restore at a later date.

Back up your current switch configuration to a computer using the Backup Settings link.

Follow the steps below to back up the current switch configuration.

1Click Backup.

2Click Save to display the Save As screen.

3Choose a location to save the file on your computer from the Save in drop-down list box and type a descriptive name for it in the File name list box. Click Save to save the configuration file to your computer.

5.1.4Restore Settings

Restore a previously saved configuration from your computer to the switch using the Restore Settings screen.

Figure 22 Restore Settings

 

51

ES-1528 User’s Guide