You could both always check out the beta which has a specific search option for Direct Connect (searches particular ip addresses.) To trial it out, best if one/both of you have a file that only you could possibly have. Give it a unique name. You can do it in standard LW, but it should be easier in LW beta 4.1.7: LimeWire 4.1.7 Beta:
http://www.gnutellaforums.com/showth...5&pagenumber=1