i have windows vista, widows firewall (Windows Live Onecare). 1 gb of ram, i have a cable connection through comcast, i have a linksys router model#: wrt54g. i have a Arris modem that comcast supplied. i am trying to connect from my apartment. the test worked. i am not sharing the connection that i know of. (there is no security) it is limewire 4.8.1. I have been using limewire for about three years on my other computer and it worked fine. there is no brick wall symbol. I cant find any Java