Most computers today come with a pre-installed Ethernet Card. You will still need an ethernet cable (also known as patch cable) to connect your computer to the orange network jack. If you don't have a cable, they are available in the Barnard Student Store, located in the first floor of the Quad.
Make sure you know the difference between an ethernet cable and a phone cord:

Once you have your ethernet card and your patch cable, you are ready to go. Simply plug one end of the cable into the orange network jack in the wall and the other end of the cable into your computer. (Try both jacks!) In a single room, only one jack will work--usually the one diagonal to the active phone jack (which is black).
You should be able to use Firefox or Internet Explorer and connect to Resnet for more information. If you can't get this far, call Resnet for help.
If you are still having trouble connecting your computer to the internet after completing these instructions or your connection has stopped working, first try the following steps:
If you are still having trouble connecting to your computer to the internet after going through those settings, it is possible that there is a problem with your ethernet jack.