CentOS7防火墙操作

CentOS 7.0默认使用的是firewall作为防火墙

查看防火墙状态

firewall-cmd –state

停止firewall

systemctl stop firewalld.service

禁止firewall开机启动

systemctl disable firewalld.service

查看firewall状态

systemctl status firewalld

关闭firewall

systemctl stop firewalld

开启 firewall

systemctl start firewalld