原创 Linux -- 防火牆 -- Centos下端口策略的打開、刪除及查看
防火牆狀態查看、開啓、關閉 systemctl status firewalld.service systemctl start firewalld.service systemctl stop firewalld.service
防火牆狀態查看、開啓、關閉 systemctl status firewalld.service systemctl start firewalld.service systemctl stop firewalld.service