The OpenVPN protocol requires the client and server to have synchronized time. If the time on your local PC is incorrect you may see the error TLS Error: Unroutable control packet received from in your logs.
To resolve this issue please configure your PC to automatically sync with an Internet time source. For help see http://windows.microsoft.com/en-us/windows/set-clock#
- Open the System Preferences.
- Click the Date & Time icon and ensure that set date and time automatically is selected.
You need to install and configure an NTP client. Refer to the documentation for your distribution for further instructions.
Please refer to the section Correct Time on this page http://www.dd-wrt.com/wiki/index.php/OpenVPN