remote 12.13.14.15 port 1198 nobind proto udp dev tun persist-key persist-tun tls-client ca /etc/openvpn/cacert.pem cert /etc/openvpn/cert.pem key /etc/openvpn/key.pem tls-auth /etc/openvpn/takey.pem 1 ns-cert-type server tls-remote vpn_smeserver route 192.168.137.0 255.255.255.0 ifconfig 10.2.0.8 10.2.0.7 ping 10 ping-restart 20 mtu-test passtos comp-lzo adaptive