查看防火墙开启状态

[root@localhost scripts]# firewall-cmd --state
not running

查看开启服务：

[root@localhost conf.d]# systemctl list-unit-files |grep enabled
auditd.service                                enabled 
[email protected]                               enabled 
crond.service                                 enabled

查看要关闭的防火墙服务

[root@localhost conf.d]# systemctl list-unit-files |grep firewalld
firewalld.service                             disabled

disabled 是关闭，如果开启，请关闭

systemctl disable firewalld

防火墙开关机

启动： systemctl start firewalld
关闭： systemctl stop firewalld
查看状态： systemctl status firewalld 
开机禁用  ： systemctl disable firewalld
开机启用  ： systemctl enable firewalld