As this got very off-topic, I started a new thread about how NAT chains are traversed on ROS:
http://forum.mikrotik.com/t/how-are-the-firewall-chains-traversed/26474/1
As this got very off-topic, I started a new thread about how NAT chains are traversed on ROS:
http://forum.mikrotik.com/t/how-are-the-firewall-chains-traversed/26474/1