openvpn LTS by command

[centellajs]

let's say i have client.crt client.key ca.crt openvpn.conf i am not interestig to use de interface how could connect throught command line ? i have tried but i think i am typing rubish .
openvpn openvpn.ovpn --tls-client 37.59.65.55 --remote 37.59.65.55 --port 123 --ca ca.crt --cert client.crt --key client.key --dev TUNX

somebody can help me to connect with command no interface .

Thanks a lot.