OpenVPN config simple example on CentOS 7

openvpn_config.conf

# OpenVPN config simple example on CentOS 7
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# Server config
# /etc/openvpn/server.conf
port 1194
proto udp
dev tun

ca ca.crt
cert server.crt
key server.key  # This file should be kept secret
dh dh.pem

topology subnet

server 10.8.0.0 255.255.255.0           # tunnel address
route 192.168.99.0 255.255.255.0        # local network of the server.
push "route 192.168.56.0 255.255.255.0" # push route to the client network on server wich you will be able to access from client.

ifconfig-pool-persist ipp.txt
client-to-client
client-config-dir /etc/openvpn/ccd

user nobody
group nobody

cipher AES-256-CBC                      # should be the same for client and server.

keepalive 10 120
persist-key
persist-tun

status openvpn-status.log
log         openvpn.log
log-append  openvpn.log
verb 3

explicit-exit-notify 1
comp-lzo

# Minimal iptables configuration.
# iptables -F && iptables -F -t nat && iptables -F -t mangle
# iptables -t nat -A POSTROUTING -o $(interface that related to the servers local network) -j MASQUERADE

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# Client.
# /etc/openvpn/client.conf
client
dev tun
proto udp
port 1194
remote 94.19.239.50 3003            # VPN Server address.
;remote 192.168.1.48 1194
route 192.168.56.0 255.255.255.0    # not required if server push the route.
resolv-retry infinite
user nobody
group nobody
persist-key
persist-tun
comp-lzo
topology subnet

ca /etc/openvpn/ca.crt
cert /etc/openvpn/client.crt
key /etc/openvpn/client.key
cipher AES-256-CBC

verb 3
status /var/log/openvpn/openvpn-status.log 1
status-version 3
log-append /var/log/openvpn/openvpn-client.log

# Minimal iptables configuration (will work even without it).
# iptables -F && iptables -F -t nat && iptables -F -t mangle
# iptables -t nat -A POSTROUTING -o $(interface that related to the servers local network) -j MASQUERADE