Steps to enable VPN client on an OpenWRT router using openvpn and mwan3
by Mathew Burnett
A very simple program to kill all network interfaces if your VPN goes down.
It only took a year, but after a lot of blood sweat and tears, it works!
by Dener Araújo, André Marcos (Advisor)
A Mobile Application Development for a Private Network Connection on iOS Platform Using Prococol OpenVPN