Mikey,

I'll quotemyself here. really this article talks about throttling bandwidth.
Quote Originally Posted by yours' truely View Post
well, if you'd like to still throttle any rommates internet.. as long as you have access to the router...
Install Tomato and become god, this is a Maximum PC how-to article

Just briefly scanned through it, may take some trial and error, but i'm assuming that it wouldn't take long to figure it out.