Voir la source de /etc/openvpn/openvpn.conf

 local ctf.hackbbs.org
 port 1701
 proto udp
 dev tap0
 mode server
 tls-server
 tun-mtu 1500
 auth-nocache
 ping 10
 #ping-restart 60
 mssfix
 persist-key
 persist-tun
 ca /etc/openvpn/ca.crt
 cert /etc/openvpn/server.crt
 key /etc/openvpn/server.key  # This file should be kept secret
 dh /etc/openvpn/dh1024.pem
 server-bridge 172.31.38.1 255.255.255.0 172.31.38.2 172.31.38.254
 ifconfig 172.31.38.1 255.255.0.0
 ifconfig-pool-persist /etc/openvpn/ipp.txt
 client-config-dir ccd
 ccd-exclusive
 push "route 172.31.0.0 255.255.0.0"
 push "route 10.100.0.0 255.252.0.0"
 push "route-gateway 172.31.38.1"
 client-to-client
 #keepalive 10 120
 cipher BF-CBC
 comp-lzo
 max-clients 15
 chroot /etc/openvpn/
 status /var/log/openvpn_status.log
 log-append /var/log/openvpn.log
 verb 1
 mute 10