配置iptables防火墙以允许DHCP,DNS,HTTP,SMTP,FTP,IMAP,POP和Squid端口 - 拒绝所有其他服务。


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配置iptables防火墙以允许DHCP,DNS,HTTP,SMTP,FTP,IMAP,POP和Squid端口 - 拒绝所有其他服务。

1个用于路由器(放置防火墙)1个用于服务器(放置web,dhcp,ftp等)

Answers:


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如果在RHEL,Cent OS或Fedora系统上安装了GUI,则可以使用system-config-firewall。然后只需打勾并申请。

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