systemctl status firewalld2.临时开启防火墙
systemctl start firewalld3.临时关闭防火墙
systemctl stop firewalld4.重启防火墙
systemctl restart firewalld5.永久开启防火墙
systemctl enable firewalld6.永久关闭防火墙
systemctl disable firewalld7.查看防火墙是否永久关闭
systemctl is-enabled firewalld

systemctl status firewalld2.临时开启防火墙
systemctl start firewalld3.临时关闭防火墙
systemctl stop firewalld4.重启防火墙
systemctl restart firewalld5.永久开启防火墙
systemctl enable firewalld6.永久关闭防火墙
systemctl disable firewalld7.查看防火墙是否永久关闭
systemctl is-enabled firewalld