I'm receiving the "cannot connect to back end server" message in Red Alert 3. I'm running Windows 10.
ToxicShock, I followed your instructions from another thread on the forum (link):
"Are you using Win 10? If so, please could you open Windows PowerShell (type PowerShell at the start menu) and in the window type and enter
Test-NetConnection peerchat.server.cnc-online.net -port 6667
Then post the output in here."
I entered the command in Windows PowerShell and received the following output: