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On this page, you can configure the Link Backup function based on actual need to reduce the traffic

burden of WAN port and improve the network efficiency.

Choose the menu Advanced→Load Balance→Link Backup to load the following page.

Figure 3-41 Link Backup

The following items are displayed on this screen:

¾ General

WAN Ports:

Displays all the WAN ports in use. You can drag the light-blue WAN button to

primary and backup WAN list. The color of WAN button changing to gray

indicates that the WAN port is already in the primary and backup WAN list.

WAN Config:

The WAN port in the secondary WAN list will share the traffic for the WAN in

the primary WAN list under the specified condition.

Mode:

You can select Timing or Failover Mode.

Timing:

Link Backup will be enabled if the specified effective time is reached. All the

traffic on the primary WAN will switch to the backup WAN at the beginning of

the effective time; the traffic on the backup WAN will switch to the primary