proto tcp-server ifconfig-pool 10.3.1.1 10.3.1.254 255.255.0.0 ifconfig-pool-persist ipp.txt port 443 dev tap ;local xxx.xxx.xxx.xxx mode server client-config-dir clients keepalive 8 16 comp-lzo verb 4 mute 10 duplicate-cn client-to-client status openvpn-status.log persist-key persist-tun tls-server ca ca dh dh cert cert key key