#!/bin/sh
/sbin/iptables -F
/sbin/modprobe ip_conntrack_ftp
/sbin/modprobe iptable_nat
/sbin/modprobe ip_nat_ftp
/sbin/iptables -P INPUT DROP
/sbin/iptables -P FORWARD DROP
/sbin/iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
/sbin/iptables -A INPUT -i lo -j ACCEPT
/sbin/iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport 21 -j ACCEPT
/sbin/iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT
/sbin/iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport 20 -j ACCEPT
/sbin/iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport 80 -j ACCEPT
/sbin/iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport 8080 -j ACCEPT
/sbin/iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport 443 -j ACCEPT
/sbin/iptables -A INPUT -p tcp -m state --state NEW -m tcp --dport 53 -j ACCEPT
/sbin/iptables -A INPUT -p udp -m state --state NEW -m udp --dport 53 -j ACCEPT
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