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文章 2023-09-03 来自：开发者社区

百度搜索：蓝易云【服务器安全设置Centos7 防火墙firewall与iptables】

以下是有关CentOS 7防火墙（firewall）和iptables的详细说明： CentOS 7使用的默认防火墙是firewall，它是一种基于Netfilter的用户空间工具，用于管理Linux内核中的iptables规则。为了加强服务器的安全性，可以通过配置CentOS 7防火墙和iptables规则来保...

百度搜索：蓝易云【服务器安全设置Centos7 防火墙firewall与iptables】

文章 2022-02-17 来自：开发者社区

服务器安全设置Centos7 防火墙firewall与iptables

一.>>>>>>启用centos7 iptables防火墙Centos7 防火墙firewall设置方法我们Sinesafe在处理客户服务器Linux Centos7 64位系统里配置防火墙安全设置需要选择2种方案其中之一,最后选择了iptables防火墙。因为在Centos 7版本里默认的防火墙是firewall,所以首先用firewall防火墙的话,下....

文章 2022-02-17 来自：开发者社区

设置CentOS防火墙开放端口

在我们使用CentOS系统的时候，CentOS防火墙有时是需要改变设置的。CentOS防火墙默认是打开的，设置CentOS防火墙开放端口方法如下：打开iptables的配置文件：vi /etc/sysconfig/iptables 修改CentOS防火墙时注意：一定要给自己留好后路,留VNC一个管理端口和SSh的管理端口下面是一个iptables的示例： # Firewall ....

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