case "$1" in
start)
echo -n "Staring to write your Iptbales:..."
/sbin/iptables -F
/sbin/iptables -X/sbin/iptables -Z
/sbin/iptables -A INPUT -i lo -j ACCEPT/sbin/iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
/sbin/iptables -A INPUT -p icmp -m icmp --icmp-type 8 -j DROP/sbin/iptables -A INPUT -p tcp -m tcp --dport 22 -j ACCEPT
/sbin/iptables -A INPUT -p tcp -m tcp --dport 80 -j ACCEPT/sbin/iptables -A INPUT -p tcp -m tcp --dport 3306 -j ACCEPT
/sbin/iptables -P INPUT DROPecho "OK"
;;stop)
echo -n "Stop iptables...."
/sbin/iptables -P INPUT ACCEPT
/sbin/iptables -F/sbin/iptables -X
/sbin/iptables -Zecho "OK"
;;*)
echo "Usage: $0 {start|stop}"
;;esac