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4.3.1.1 System Mode Set the system mode of the Router to the NAT mode.
Choose the menu Network→System Mode to load the following page. Select the NAT mode and the
<Save> button to apply.
Figure 4-1 System Mode
4.3.1.2 Internet Connection Configure the Static IP connection type for the WAN1 and WAN2 ports of the Router.
Choose the menu Network→WAN→WAN 1 to load the following page. Select the Static IP connection
type and enter the IP address, Subnet Mask and Default Gateway provided by your ISP. Set both
the Upstream Bandwidth and the Downstream Bandwidth to 100000Kbps.The
Upstream/Downstream Bandwidth of WAN port you set must not be more than the bandwidth provided
by ISP. Otherwise the Traffic Control will be invalid. Then click the <Save> button to apply. The
configuration method for the WAN2 port is the same as the WAN1.
Figure 4-2 WAN – Static IP
4.3.1.3 Link Backup Set the connection of WAN1 as the primary link, the connection of WAN 2 as the secondary link.
Choose the menu Advanced→Load Balance→Link Backup to load the configuration page. Select
WAN1 as Pr imary WAN, WAN2 as Backup WAN, select the Failover mode as Figure 4-3 shown, and
then click the <Add> button to apply.