Dissidia 012 help, can't see other users

[Rockmizx]

I want to play Dissidia 012 with my friend, but we can't see each other, we already tried Hamachi and myneighborsushicat.com, please help! (we tried to change port 0 to 5000 but no success) i tried PC-PC and Android-PC with her, no success top...