(centos7)防火墙端口开启和关闭及查看

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防火墙开启某端口:

firewall-cmd --zone=public --add-port=8888/tcp --permanent

防火墙关闭某端口:

firewall-cmd --zone=public --remove-port=8888/tcp --permanent

防火墙查看某个端口状态:

firewall-cmd --query-port=8888/tcp

查看已经开放的端口:

firewall-cmd --list-ports  

重启防火墙:

firewall-cmd --reload

关闭防火墙:

systemctl stop firewalld.service

开启防火墙:

systemctl start firewalld.service

设置开机自启

systemctl enable firewalld.service

设置开启不自启

systemctl disable firewalld.service

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转载自blog.csdn.net/qq_37933685/article/details/82191644
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