Yes, you can set your computer to use a static IP address.

Keep in mind to use an address the same range as yourrouter's LAN, by default between 192.168.0.2 and192.168.0.254.

The subnet mask is 255.255.255.0 and the default gateway192.168.0.1.

It is also important to set the DNS settings, which are providedby your ISP.