[bold]If you mean the cable you would use for FTP, xbox live or sys link.[/bold] Most likely the data cable would be an ethernet RJ45 cable (cat 5e) like you use on a wired network. This cable plugs in the spare socket on the back of the xbox. The one that looks like a big telephone socket and is used for xbox live. (You should find one on your pc also). There are two main types depanding on how you connect. Xbox 2 PC: an ethernet CROSSOVER cable Xbox 2 Router 2 PC: an ethernet PATCH cable Sys link, xbox 2 xbox: an ethernet CROSSOVER cable Here is a pic of mine: I take it the hotswop went okay?