You do not have to DMZ your machine IP, just forward this port number in that machine in the router "Application & Gaming" tab.) F9 |' m' b8 c9 s/ w : T* U5 @& c0 }5 ?; D8 L
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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. ( y% t' v! s K http://members.shaw.ca/nicholas.fong/vnc/ . k# `# o4 H3 D2 X7 _: a0 |5 {* z% ?% l2 n9 p T
Not sure how to do that in Windows, I remember need to turn on remote desktop. function.