You do not have to DMZ your machine IP, just forward this port number in that machine in the router "Application & Gaming" tab.% G0 R# U' [3 F % P) k5 Y: S$ w! x, Y: T
% D4 A+ h/ I2 SIf your home machine is a linux box, you can forward your port 22 in your router and using SSH to tunnel VNC. " i0 ]9 d- `8 ?* N5 F http://members.shaw.ca/nicholas.fong/vnc/. p, B' d& h5 |7 g4 E, i
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Not sure how to do that in Windows, I remember need to turn on remote desktop. function.