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将端口添加到区域(永久
--permanent
)firewall-cmd --zone=public --add-interface=eth0
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reload防火墙
firewall-cmd --reload firewall-cmd --complete-reload # 需要断开链接
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查看指定区域所有打开的端口
firewall-cmd --zone=public --list-ports
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在指定区域打开端口
firewall-cmd --zone=public --add-port=80/tcp # (永久生效再加上 --permanent, udp设置同理)
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查看防火墙状态
systemctl status firewalld # firewall-cmd --state
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防火墙启动/禁用等
systemctl start firewalld # 启动防火墙 systemctl stop firewalld # 禁用防火墙 systemctl enable firewalld # 设置开机启动 sytemctl disable firewalld # 停止并禁用开机启动 firewall-cmd --reload # 重启防火墙
CentOS服务器配置防火墙
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