vpn-post4_script2.sh

sudo rpm -Uvh http://mirrors.kernel.org/fedora-epel/6/x86_64/epel-release-6-8.noarch.rpm <-- This might be changed... So check it on Fedora site
sudo yum install -y lsof man strongswan rng-tools
sudo vi /etc/sysconfig/rngd; EXTRAOPTIONS="-r /dev/urandom";
sudo ln -s /usr/sbin/strongswan /usr/sbin/ipsec
sudo service rngd start
sudo service ipsec start
sudo service strongswan start
sudo chkconfig rngd on
sudo chkconfig strongswan on
echo "%any : PSK \"<secret-key>\"" | sudo tee /etc/strongswan/ipsec.secrets > /dev/null
sudo cp ipsec.conf /etc/strongswan

# Enable IP forwarding on the gateway (you need to do both of the following):
1.Edit /etc/sysctl.conf and uncomment the line net.ipv4.ip_forward=1. The next time the system reboots, it will load these settings.
2.For the current session, run sysctl -p to apply the changes to the running system.