It was a firewall... apparently there is some common service on port 2000 that has a specific protocol, and the firewall blocked all the data that was not following this protocol.
You may need to forward your router ports to make it work properly.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.