Setup VPN server with WAN forwarding in 5 minutes

gistfile1.txt

apt-get -y install pptpd dnsmasq

Add/uncomment the following line in /etc/sysctl.conf:

net.ipv4.ip_forward=1

Commit the changes by running as root:

sysctl -p

Add the following line to /etc/rc.local. Also execute it as root:

/sbin/iptables --table nat --append POSTROUTING --out-interface eth0 --jump MASQUERADE

(optionally replace eth0 with your WAN interface)

Update /etc/pptpd.conf:

localip 192.168.10.1
remoteip 192.168.10.100-200

Update /etc/ppp/pptpd-options:

ms-dns 192.168.10.1

Add your credentials to /etc/ppp/chap-secrets:

# client        server  secret                  IP addresses
username        pptpd   password *

Run /etc/init.d/pptpd restart