I havent used a linksys router/netgear switch, but what it sounds like is you need to do something with your port filters/forwards. There should be a gui for your router allowing you to port forward ...

Hi,<BR><BR>I currently have my home network set up with 2 PC's unstairs connected to a Netgear RT314 router (4 port) which is connected to my cable modem. One of the ports from the Netgear is run via ...