Get a router. Seriously. Just about any cheap $50 router should do the trick here, but it will save you untold amounts of time, effort, and frustration. So repeat after me: I am going to buy a router!
i want to know how to share internet in windows 7 ultimate through adhoc. i'm able to create an adhoc connection and connect but there is no internet connectivity. what do i do to have internet connectivity on other pcs?