Im running a couple ethernet cables in my house, and I decided to use punchdown blocks for neatness sake (using phone style wall warts to mount them) but I realized I have NO idea how to wire them ...

I recently bought an house, and I'm trying to figure out how to set up wired internet access. The house is pre-wired but I need some advice on how to reverse engineer it.. 3 rooms have rj-11 and rj-45 ...