本文将详细介绍 iptables 的四个默认表和五种规则链，分别展示它们的典型用法，以帮助您理解 iptables 的基本配置和使用方法。 iptables 是 Linux 系统中一个强大的网络包过滤工具，广泛应用于网络管理和安全。它主要用于数据包的过滤和转发，保护服务器免受网络 ...

IPTABLES -A FORWARD -p tcp -d 192.168.1.250 --dport domain -j ACCEPT 2 ... For each set in , we define There are many tools (e.g., Firmato [2], Shorewall [4], Firestarter [3]) that are available for ...

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Here’s a quick guide to setting up iptables on the Pi, but using even friendlier software like Shorewall should also get the job done.