类linux 系统iptables 系统初始化配置

#!/bin/bash

iptables -F
iptables -X
/etc/rc.d/init.d/iptables save
service iptables restart

iptables -P INPUT DROP
iptables -P OUTPUT ACCEPT
iptables -P FORWARD DROP

iptables -A INPUT -p tcp --dport 22 -j ACCEPT
iptables -A INPUT -p tcp --dport 38999 -j ACCEPT
iptables -A INPUT -p tcp --dport 80 -j ACCEPT
iptables -A INPUT -p icmp -j ACCEPT