Centos7关闭防火墙

查看防火墙状态： systemctl status firewalld   

关闭防火墙： systemctl stop firewalld

开启防火墙： systemctl start firewalld

将关闭防火墙设置为开机启动：  systemctl disable firewalld.service

查看开机状态： systemctl list-unit-files

比如查看防火墙开机状态： systemctl list-unit-files | grep firewalld

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原文地址：https://www.cnblogs.com/z-qinfeng/p/11892662.html