Open the Internet Protocol TCP/IP Properties dialog box

•Verify that your ADSL service provider’s ADSL connection is functioning properly. (Place a call to your ISP’s customer support department to verify this.)

•Verify that your computer’s TCP/IP properties are correct. How you do this depends on your operating system:

Windows XP

1Open the Internet Protocol (TCP/IP) Properties dialog box.

a From the desktop, click the Start button, point to Control Panel, and then click Network and Internet Connections.

b Click Network Connections.

c Right-click the Local Area Connection icon, and select Properties.

d Select your NIC card’s TCP/IP entry (it should include “TCP/IP” in it, but not “AOL,” “Dial-up,” or “Adapter”) and click the Properties button.

2Ensure the following is selected, depending on whether you are using dynamic (DHCP) or static IP addressing:

!If you are using DHCP (most users): Ensure that Obtain an IP address automatically is selected and that either Obtain a DNS server address automatically or Enable DNS is selected. All fields should be blank.

!If you are using a static IP address: Ensure that Use the following IP address and Use the following DNS server addresses are selected. The IP address, Subnet mask, Default gateway, and Preferred DNS server settings should match those given to you by your Internet provider when you arranged for a static IP address.