Linux 防火墙

CentOS

设置开机启用防火墙

1
systemctl enable firewalld.service

设置开机禁用防火墙

1
systemctl disable firewalld.service

启动防火墙

1
systemctl start firewalld

关闭防火墙

1
systemctl stop firewalld

检查防火墙状态

1
systemctl status firewalld

开启防火墙端口

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2
3
firewall-cmd --zone=public --add-port=9200/tcp --permanent

firewall-cmd --zone=public --add-port=1000-9000/tcp --permanent

重新加载配置

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firewall-cmd --reload

关闭防火墙端口

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firewall-cmd --zone=public --remove-port=9200/tcp --permanent