Just forget it, wanted to play with some friends, but no game is worth a day of troubleshooting it's not 1993 FFS

Ordered a refund already

You still haven't provided the things you need to make a bug report.
*Couldn't establish network communication with server when trying to log into any multiplayer game...
*Failed to determine External IP Address, when trying to host a game

Ports are open, checked many times, DMZ is on UDP ect ...

Really?
How many games require you to mess with your router?
It's in their control to use systems that actually work when building a game, they seem to understand the issue pretty well, some posts on this very issue are at least a year old, but they seem to think their game is just fine as is by ...

Many people having this issue and no fix = devs do not care. Simple. No game is worth having to set things up in router to make it work.
But I found a great fix, it's called a refund...

Same issue, all relevant ports are open, and nothing. This is stupid.

*Couldn't establish network communication with server when trying to log into any multiplayer game...
*Failed to determine External IP Address, when trying to host a game :S

Port 34197 is wide open, firewall is not blocking, hamachi does nothing, changing ports in config files does nothing.

This ...