Can not connect to OpenVPN server (TLS error)

view full story

http://serverfault.com – Any idea why a connection to the server can not be established? According to the OpenVPN-FAQ these errors are caused if the firewall port is blocked (http://openvpn.net/index.php/open-source/faq/79-client/253-tls-error-tls...). We've opened port 1194 on our firewall. But somehow a portscan still tells us that our server isn't responding on port 1194?! --> http://www.t1shopper.com/tools/port-scan/result/ Scanning ports on _____ ____ isn't responding on port 1194 (openvpn). But as I said; port 1194 is (HowTos)