一、防火墙命令
#关闭服务器
systemctl stop firewalld.service
#开启防火墙
systemctl start firewalld.service
#开机自动启动
systemctl enable firewalld.service
#查看状态
systemctl enable firewalld.service
#关闭服务器
systemctl stop firewalld.service
#开启防火墙
systemctl start firewalld.service
#开机自动启动
systemctl enable firewalld.service
#查看状态
systemctl enable firewalld.service