CHAPTER 3

Network Design

In this chapter, you will learn:

•   Network topologies, including network cables that may be used

•   Fundamentals of switching

•   Fundamentals of routing

•   Security technologies as part of network design

Network design and architecture encompasses a lot of elements and every one of them has a potential impact on the overall security posture of a network. In order to design a network, though, and consider how to implement a network design, we are going to need to drop back to some layer 2 concepts. This means understanding cabling. Not every network is wireless. This is especially true in an enterprise network, even more so as you move closer to the core where essential systems and applications are. These systems ...

Get GSEC GIAC Security Essentials Certification All-in-One Exam Guide, Second Edition, 2nd Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.