i have a netmodem with an IP address and a computer system with a IP address which is connected to the netmodem which is used for net surfing.i also have 6 other computers and a 10/100 HUB.the problem is how can i connect this other 6 computers to the one that is connected to the modem so that they can all connect to the net(brows the net) using the hub.i.e sharing the the IP address and connection of the system that is connected to the modem.