Here's a simplified explanation. First, you reconfigure your Web browser so that it can no longer directly access the Internet. Instead, your browser must make its Web requests to the proxy server, which then interprets those requests. Advantages and Disadvantages Proxy servers are great. First, they require only one InterNIC-issued IP address.
Proxy servers have the potentially severe disadvantage that they are Internet application specific.
Two proxy servers I've heard of are WinGate and Microsoft Proxy Server. Many people have searched Microsoft's Web site for it. I'm using SP4 and haven't encountered any problems. Gateway Setup When setting up a gateway, be methodical and take small steps that you can easily test. First, set up InterNIC-valid IP addresses on your local network.