防火墙(firewalld) 查看防火墙状态 #systemctl status firewalld
1、临时关闭防火墙 #systemctl stop firewalld 2、临时打开防火墙 #systemctl start firewalld
3、重启防火墙 #systemctl restart firewalld.service
4、防火墙开机启动 #systemctl enable firewalld.service 5、禁止防火墙开机启动 #systemctl disable firewalld.service