Centos7.4-firewall

centos7.4的防火墙很强大。先记几个命令

systemctl disable/enable firewalld.service 禁止、允许开机自启
firewall-cmd --state 防火墙状态
systemctl status firewalld 防火墙服务状态
service firewalld stop/start 关闭、打开防火墙

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转载自www.cnblogs.com/lyhthinking/p/8973214.html
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