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Open VPN access
Ubuntu 12.04 (GNOME)
install network-manager-openvpn-gnome
Go to Network Manager → VPN Connections → Configure VPN → Add
type : OpenVPN → Create
Name : anything (e.g. KOIVPN)
GateWay : 149.156.109.66
Type : Certificates TLS
User certificate : username.crt , CA Certificate : ca.crt , Private key file: username.key
Enter password
Advanced → Gateway port : 22 , LZO Compresion, TCP Connection
Save