suffocating.alien

we also have this problem My girlfriend and I have seperate versions of the game purchased through steam, we can join the same servers in Operation arrowhead but when trying to join a dayz server the first person gets in and the next person gets, you were kicked from the game as already mentioned seperate versions of the game with independent CD keys and both work online with vanilla , NAT is enabled but need some help with the port forwarding to see if this fixes the issue thanks in advance