Quoted:
I saw a similar threadhere last night & asked a question. I'll give more detail & ask again.. I want to connect 2 pc's only. the current one is an 800mhz running win 982nd ed. It has a USB DSL modem as the internet connection. Comp t is a 1.6ghz with win XP. Both systems have an ethernet card. I have a 100ft cat5 ready.
Do I have to get a hub or router? If so, the linksys that I have seen don't use the USB modem. What to do?
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You have gotten some good advice, and some bad advice.
First hurdle, you have a USB DSL modem. If you had a standard ethernet modem, it would be quite easy to get a router/firewall, and network/internet share away.
However, since your DSL modem is USB, it needs to be directly connected to a PC. In this case, ICS (Internet connection sharing) is you best bet, provided you are looking to have both machines on the internet at the same time.
The cheapest solution, is as advised above, to install ICS (built into Win98se) on the machine connected to the DSL modem. This will ONLY work if the driver for the DSL modem sees the modem as a network card. Connect the two machines directly (NIC to NIC) using a crossover cable. (a hub will work fine, but not needed if you can make/buy the crossover) This configuration will give you internet sharing via NAT (network address translation) and peer to peer networking (you will have to configure file and print sharing on both machines as well)
However, if you are open to replacing the USB based DSL modem with an ethernet model (and that would be supported by your ISP) then a much "sexier" plan is to get a router/firewall, suck as the Linksys 4 port. This router will connect to your ISP, and then NAT your inside network. Very easy, and not too expensive, and provided everything you want, protection, and room for growth. You are looking at about $150 for a DSL modem, and then $100 or so for the router. I have the linksys 4 port with wireless, and it works great.