Have you tried Hamachi or Evolve?
Also there are lots of dedicated server hosters for Factorio, check the partners site: https://www.factorio.com/partners or use google.
Were using hamachi right now but I never have heard of Evolve. il look up on it of i don't like it then il just join a dedicated ...

Reverend wrote:Both of u try to join a public server to see who's the culprit that can't connect.

i guess we could that

Ok, so my friend and I are trying to setup a game so we can play factorio with each other, but every time he trys to join it says "uploading map info" then give a progress bar and then goes through a couple cycles, after waiting an hour of we finally said "screw it".
Any ideas? oh and we are using ...