what is the purpose of ethernet
What is an ethernet cable, what does it do, and what do I hook it up to? The purpose of an ethernet cable is to go on xboxlive. the things u need is a Highspeed internet, xbox or xbox360, modem or router then ur set yo. theres an ethenernet plug in the back of the comp looks like an oversized phone cord plug and you connect it to the modem which connects to the phone line.