So if I remove all mods he can connect fine, but what has me stumped is that I can connect fine no matter what. We also found that if he keeps trying, it will eventually go through. I've seen a lot of odd connection issues, but never something like this. Not really sure where to go from here, we ...

Small issue I am having, I set up a dedicated server on a machine that I rent from OVH and I can join the server just fine no matter what method I use. However, my buddy that wants to play can not connect at all. The server sees him, but he gets "can not establish network communication with server ...