I actually decided to go with Steam over SteamCMD for the server for a few reasons, although I sure hope it's not the cause of the issues. I have gone ahead and loaded the latest stable version of WireShark onto the server and did a capture while I …
Well I first tried adding specific port rules instead of the program rules that I previously had established before I tried disabling the firewall altogether. So I set inbound & outbound rules for ports 27015 & 27016 for both TCP & UDP. …