Edimax EW-7303APn v2 Quick Installation Manual page 18

If you select DHCP option, please click Next button to jump at Step2.
b. Static Mode (fixed IP)
If you select Static Mode (fixed IP), please fill in these fields on next page.
Item Description
IP Address Fill in the IP address for WAN interface.
Subnet Mask Fill in the subnet mask for WAN interface.
Default Gateway Fill in the default gateway for WAN interface out going data packets.
Primary DNS Fill in the IP address of Domain Name Server 1.
Server
Secondary DNS Fill in the IP address of Domain Name Server 2.
Server
When you finish these settings, then click Next button to jump at Step2.