LXer: Designing and Implementing Linux Firewalls and QoS using netfilter, iproute2, NAT, and L7-filter
 

Published at LXer:

As is reminiscent of many of the books written by authors for Packt Publishing, the first chapter begins with descriptions and re-introductions to many of the basic networking concepts. These include the OSI model, subnetting, supernetting, and a brief overview of the routing protocols. Chapter 2 discusses the need for network security and how it applies to each of the layers of the OSI model.

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