防火墙

随系统启动

1
systemctl enable firewalld

启动

1
systemctl start firewalld

查看状态

1
systemctl status firewalld

关闭

1
systemctl stop firewalld

开放端口

1
firewall-cmd --add-port=端口号/tcp --permanent

配置完成之后重启防火墙

1
firewall-cmd --reload

查看所有开放端口

1
firewall-cmd --list-all