Help setting up a network connection.

Hey, I'm having trouble setting up a network connection for my new computer. Because the computer Im using, is going to my sister. So do I need to reset the internet connection exactly how this one is, on the new one? I tryed but somehow its not working. any help from anyone?

 

There is a good guide, here:

http://www.homenethelp.com/web/howto/net-update.asp

 

I recently got into networking myself and I found the following site to be quite useful http://www.windowsnetworking.com