apt-get install pptpd -y --force-yes
echo "localip 192.168.1.5" >> /etc/pptpd.conf
echo "remoteip 192.168.1.234-238,192.168.1.245" >> /etc/pptpd.conf
echo "ms-dns 8.8.8.8" >> /etc/ppp/pptpd-options
echo "nobsdcomp" >> /etc/ppp/pptpd-options
echo "noipx" >> /etc/ppp/pptpd-options
echo "mtu 1490" >> /etc/ppp/pptpd-options
echo "mru 1490" >> /etc/ppp/pptpd-options
echo "vpn1 * vpn9 *" >> /etc/ppp/chap-secrets
/etc/init.d/pptpd restart
sysctl -w net.ipv4.ip_forward=1
sysctl -p
iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE