For installation OpenVPN on Linux/BSD to you it is necessary to fulfil following operations.
- To be convinced that at system there is a distribution kit openssl-devel (without it openvpn will not work)
- To instal library liblzo (for the organisation of compression of the traffic) by reference http://www.oberhumer.com/opensource/lzo/download/lzo-2.03.tar.gz
- To instal the distribution kit openvpn from source codes (http://openvpn.net/index.php/open-source/downloads.html), or from a package depending on your system: to unsqueeze the configuration files produced by technical support, in any directory, to start the command: openvpn - config openvpn.conf - daemon
- To enjoy operation to Switch off VPN-service it is possible killall-9 openvpn command.