I’m the one addicted with Yuri revenge 2001 playing over network with my friends. I’ve always try to find a way to make Yuri able to play over network in Windows 7. Many forums, answers, topic was posted about this, but it’s seem there is no good or right answer for this question. They just said Microsoft stop supporting this obsolete protocol and please contact novel for this protocol…..
Finally I’ve found this small tools is working just one click installation. You could try it here : http://en.kioskea.net/download/download-3890-support-ipx-for-vista
here is the screenshot of ipx protocol was installed in network setting.