下面是red hat/CentOs7关闭防火墙的命令!

    1:查看防火状态

    systemctl status firewalld

    service iptables status

    2:暂时关闭防火墙

    systemctl stop firewalld

    service iptables stop

    3:永久关闭防火墙

    systemctl disable firewalld

    chkconfig iptables off

    4:重启防火墙

    systemctl enable firewalld

    service iptables restart

    5:永久关闭后重启

    //暂时还没有试过

    chkconfig iptables on