I don't have phone service yet either, but this way if I ever do I can just plug the phone into one of the Cat5 lines and <B>plug my RJ-11 connetor into my RJ-45 jack</B> in the room I want the ...

My apartment has CAT5 wires in the walls. The wiring is terminated in RJ-11 jacks, and comes together in the ceiling above the bathroom. I'm intending to run an outlet into the closet in there ...