D-Link Verizon DSL-2750B

84DSL-2750B User Guide
7. Click System > Network Connections > WAN-LAN Bridge.
8. Click Settings.
9. From the drop-down menu next to Internet Protocol, select Use the Following IP Address.
a. This will give you the option to input the static IP Address, Subnet, Gateway and DNS.
b. Enter your information and click Apply.