D-Link DSL-2750U User Manual page 27

Obtain an IP address automatically: The modem obtains a WAN IP

address automatically and at this time it enables DHCP client functions. The
WAN IP address is obtained from the uplink equipment like BAS and the
uplink equipment is required to enable the DHCP server functions.
Use the following IP address: If you want to manually enter the WAN IP

address, select this check box and enter the information in the field.
WAN IP Address: Enter the IP address of the WAN interface provided by

your ISP.
WAN Subnet Mask: Enter the subnet mask concerned to the IP address of

the WAN interface provided by your ISP.
Default Gateway: Enter the default gateway.

Obtain DNS info automatically from WAN interface: You can get DNS

server information from the selected WAN interface
Use the following Static DNS IP address: If you want to manually enter the

IP address of the DNS server, select this check box and enter the information
in the fields.
Primary DNS server: Enter the IP address of the primary DNS server.

Secondary DNS server: Enter the IP address of the secondary DNS server

provided by your ISP.
After setting appropriate fields, click Next.
DSL-2750U User Manual
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