I'm doing some rewireing of the phone wires in my home. I have the main line coming from outside to a box, then from a bix it goes into my basement to thies wierd looking black boxish thing, with 4 ...

Our new house (a foreclosure we bought last year) apparently has networking wiring, but it is not quite finished and is wired for phone instead. I'd like to know whether I can re-purpose it for ...