alright, heres computers:

[DOWNSTAIRS]

Cable modem, hooked to the router via ether.
My dads computer, which is hooked to the router via ethenet.

[UPSTAIRS]

my computer, which is connected to the router via wireless lan card.

both the router and wireless card are belkin products, whcih i gave links to in an earlier post in this thread.

The modem and connection is from Comcast.

re:dolda

I already asked my dad if I could just bring the modem upstairs to me, and he just gave me a big "No."