you can find it from Start>Accessories>Communication (for
Windows users)
2. A "New Connection" window will open uip asking you to enter a name and choose an icon for the connection. You can give any name here and choose any icon. If the window doesn't pop up, then click on File>New Conncetion.
3. In the next window choose the "Connect Using" option as "TCP/IP(Winsock)" [Very Important] and then choose the Host address as 192.168.1.1(the router IP address) and the Port as 23.
4.It will take you to the Login menu, enter the login and password as "admin"(when you type the password, it won't show any asterisk or any other character, keep on typing)
5.Thats it, we are now in the Advanced Options of the Router setup.
6. Enter the menu option 6 that corresponds to NAT to enter the NAT configuration
7.It gives you 3 options and from that choose Virtual Server(ie, 1) and then choose Add etc.