Connect one end of the supplied Ethernet cable to the Ethernet port of your router. Connect the other end of the cable to the LAN port of your computer. Configure your PC's Ethernet interface to
use a dynamically assigned IP address by completing one the following steps that correspond to the operating system your computer has installed.
Ethernet interface configuration in Windows XP
Click on the Start button, select "Control Panel" and then "Network Connections".
Right click on "Local Area Connection" and select the Properties option to open the configuration dialogue box as shown below:
Find and select Internet Protocol (TCP/IP) from the protocol list box and then click the Properties option. The TCP/IP configuration window will pop up as illustrated below.
Under the General tab, select the radio button 'Obtain an IP address automatically' and 'Obtain DNS server address automatically'.
Press the OK button to close the TCP/IP configuration window. Then press the Close button to complete the computer preparation for the router.