News: Building blocks of Linux packet filtering in the 2.2 kernel

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Building blocks of Linux packet filtering in the 2.2 kernel

Scott Thomason writes: "In this article, I discuss the origin and basic structure of IP in enough detail to continue on with an exploration of the fundamentals of packet filtering firewalls. An extensive sample firewall showing the use of the Linux . . .
Scott Thomason writes: "In this article, I discuss the origin and basic structure of IP in enough detail to continue on with an exploration of the fundamentals of packet filtering firewalls. An extensive sample firewall showing the use of the Linux kernel 2.2 sysctl interface, anti-spoofing techniques, chains, and selective ICMP filtering is included."

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