关闭Linux的防火墙

1:查看防火状态

systemctl status firewalld

2:暂时关闭防火墙

systemctl stop firewalld.service

3:永久关闭防火墙

systemctl stop firewalld.service

systemctl disable firewalld.service # 禁止开机启动

4:重启防火墙

systemctl enable firewalld.service