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Remote desktop connections enable access to a computer’s desktop, programs, and files from other computers, either in the next room or around the world. Everything appears on the remote computer just as it does when sitting in front of the host computer. Configuring computers to accept these connections is simple—just click a checkbox. Then to access the computer over the Internet a port forward entry is required on the network’s router, which is also painless. However, configuring remote access over the Internet for multiple computers on the same network is not quite so intuitive. To help you learn the ropes, we’ll take you step-by-step, configuring everything to enable hosting of multiple remote connections to computers, on a single network, over the Internet. For each computer that is going to be remotely controlled, we’ll edit the Windows Registry and create a firewall rule. Then we will configure port forwards in the router. Enable remote desktop connections on each PC ...

For Windows XP: Step 1 Click  Start->Control Panel-> select and double click  Network and internet connections -> select and double click   Network Connections .   Step 2 Double-click the  Local Area Connection  icon; highlight  Internet Protocol (TCP/IP)  tab in the Local Area Connection Properties window that appears:   Step 3 Double click it or click  Properties . The TCP/IP Properties window will display.   Step 4 Now you have two ways to configure the TCP/IP protocol below: 1.     Assigned by DHCP Sever Select  Obtain an IP address automatically  and  Obtain DNS Server address automatically , as shown in the figure below. These may be selected by default. Then click  OK  to save setting.   2.     Assigned manually 1)    Select  Use the following IP address , as shown in the foll...