a script to quick setup vpn server in archlinux

ArchLinux VPN

#!/bin/bash
# wosmvp@gmail.com
# thanks sushiyant (me@sushiyant.org)

pacman -S iptables pptpd 

echo "iptables -A INPUT -i ppp+ -j ACCEPT" >> /etc/rc.local
echo "iptables -A OUTPUT -o ppp+ -j ACCEPT" >> /etc/rc.local
echo "iptables -A INPUT -p tcp --dport 1723 -j ACCEPT" >> /etc/rc.local
echo "iptables -A INPUT -p 47 -j ACCEPT" >> /etc/rc.local
echo "iptables -A OUTPUT -p 47 -j ACCEPT" >> /etc/rc.local
echo "iptables -F FORWARD" >> /etc/rc.local
echo "iptables -A FORWARD -j ACCEPT" >> /etc/rc.local
echo "iptables -A POSTROUTING -t nat -o eth0 -j MASQUERADE" >> /etc/rc.local
echo "iptables -A POSTROUTING -t nat -o ppp+ -j MASQUERADE" >> /etc/rc.local
echo "iptables -t nat -A POSTROUTING -s 192.168.0.0/24 -o eth0 -j MASQUERADE" >> /etc/rc.local

echo "echo 1 > /proc/sys/net/ipv4/ip_forward" >> /etc/rc.local

echo "option /etc/ppp/pptpd-options" >> /etc/pptpd.conf
echo "localip 192.168.0.1" >> /etc/pptpd.conf
echo "remoteip 192.168.0.234-238,192.168.0.245" >> /etc/pptpd.conf

touch /etc/ppp/pptpd-options

echo "name pptpd" >> /etc/ppp/pptpd-options
echo "refuse-pap" >> /etc/ppp/pptpd-options
echo "refuse-chap" >> /etc/ppp/pptpd-options
echo "refuse-mschap" >> /etc/ppp/pptpd-options
echo "require-mschap-v2" >> /etc/ppp/pptpd-options
echo "require-mppe-128" >> /etc/ppp/pptpd-options
echo "proxyarp" >> /etc/ppp/pptpd-options
echo "lock" >> /etc/ppp/pptpd-options
echo "nobsdcomp" >> /etc/ppp/pptpd-options
echo "novj" >> /etc/ppp/pptpd-options
echo "novjccomp" >> /etc/ppp/pptpd-options
echo "nologfd" >> /etc/ppp/pptpd-options
echo "ms-dns 8.8.8.8" >> /etc/ppp/pptpd-options
echo "ms-dns 8.8.4.4" >> /etc/ppp/pptpd-options

echo "vpn_user pptpd vpn_password *" >> /etc/ppp/chap-secrets

/etc/rc.local
/etc/rc.d/pptpd start

echo "VPN service is installed , Your VPN username is vpn_user , VPN password is vpn_password"
echo "To have pptpd server in any boot add it to DAEMONS=(... pptpd ...)"