Comcast cable modem connected to Linksys Wireless G, 2.4 GHz, 4 port, Broadband Router. Router connected to Windosws 2003 server, 3 desktops and 1 laptop. No matter which port in the router the server is plugged into it, CNET Bandwidth test shows 5 mbps. All the other pc’s see 2 mbps. What’s causing the slowdown to the nodes?