列出所有的防火墙策略 清除所有的防火墙策略 iptables -F centos7 关闭防火墙 systemctl stop firewalld.service systemctl disable firewalld.service centos6 关闭防火墙 service iptables stop chkconfig iptables off
iptables
原文：https://www.cnblogs.com/0916m/p/11489584.html
