The very first thing that I would do, before I spent another minute on this issue would be to set your IPv4 back to auto and get the computer and router as close together as possible and see if anything positive happens. If that's not a viable option, then I would attempt the firmware upgrade for the router and finally, as I mentioned in post #8 of this thread your network adapter, at least according to the Microsoft Hardware Compatability List, is not compatible with 64 bit Windows 7, likewise your Wireless router (post #13). So I would start looking to replace those two devices with ones that are Windows 7 Logo'd