openvpn run in background - Serbipunk/notes GitHub Wiki

https://askubuntu.com/questions/868088/how-can-i-run-openvpn-as-root-in-the-background-in-a-script

sudo openvpn ~/my_connection.ovpn --daemon

https://en.wikipedia.org/wiki/Daemon_(computing)

https://english.stackexchange.com/questions/39266/what-is-the-difference-between-daemon-and-demon-in-a-religious-context#

sudo openvpn --config ./unicom-client.ovpn --auth-user-pass ./pass.txt