:: What is
Setting OpenVPN with static key are ideal for point-to-point VPNs or proof-of-concept testing.
:: Installing OpenVPN Server in Ubuntu

:: Create Pre-Shared Static Key for OpenVPN

:: Setup OpenVPN to use Pre-Shared Static Key

Add configuration like these:

:: Starting OpenVPN Server in Ubuntu

:: Enable ip forwarding

Enable this line:

and apply sysctl for saved permanent

:: Connection to OpenVPN Server from Ubuntu client
+ Installing OpenVPN Client

Add new OpenVPN connection using network-manager and add some like these:

:: Testing OpenVPN connection
From Server:

From Local or Client:

:: Links
+ Google
+ OpenVPN
+ Adeptus