My sister-in-law has cable internet, and we had to do just what Cano suggested. I set up internet on the PC, then connected the router between and changed the mac address of the router to match that of the PC so the cable modem thinks it is still connected to the PC.
"The funniest thing about this particular signature is that by the time you realize it doesn't say anything it's to late to stop reading it..."
DD-WRT is amazing I swear by it. I have tried out several other open firmwares like tomato and that does pretty well too.
If you need help flashing your wireless router PM me btw
I'd wait to flash the thing after you get it and a web cam hooked up.
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