First assuming you already had rpmforge yum repos.
Just need to get open rpm installed..
yum install openvpn -y
Now start configure it :
get into the OpenVPN configuration folder
cd /etc/openvpn/
Generate the secret key at the server ..
(this file shall be transferred to each client too..)
openvpn –genkey –secret ta.key
Now get the rest of cert and [...]



