平时在搭建环境的时候,经常会有防火墙(iptables)的配置, 现整理成脚本,方便执行
#! /bin/bash
#---- settings rules -----------
iptables -F
iptables -X
iptables -t nat -F
iptables -t nat -X
iptables -P INPUT ACCEPT
iptables -P OUTPUT ACCEPT
iptables -P FORWARD ACCEPT
iptables -A INPUT -i lo -j ACCEPT
iptables -A INPUT -p icmp --icmp-type any -j ACCEPT
iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT
iptables -A INPUT -m state --state NEW -m multiport -p tcp --dport 80,21,3306 -j ACCEPT
iptables -A INPUT -j REJECT --reject-with icmp-host-prohibited
/etc/rc.d/init.d/iptables save
service iptables restart
原文链接: http://www.tojsp.com/linux/linux-centos-fedora-iptables-configure.html