You do not have to DMZ your machine IP, just forward this port number in that machine in the router "Application & Gaming" tab., B5 w& N$ \$ X1 | ! `) `. Z4 c* M) _4 J
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If your home machine is a linux box, you can forward your port 22 in your router and using SSH to tunnel VNC. $ N2 M/ p( J3 G- N W( T7 whttp://members.shaw.ca/nicholas.fong/vnc/4 R5 B0 J8 d' f' w8 g6 d7 }
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Not sure how to do that in Windows, I remember need to turn on remote desktop. function.