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Review Key Topics

Review the most important topics in the chapter, noted with the Key Topic icon in the outer margin of the page. Table 8-2 lists a reference of these key topics and the page number on which each is found.

kep.jpg

Table 8-2 Key Topics for Chapter 8

Key Topic Element

Description

Page Number

Figure 8-1

Diagram of a basic firewall

257

Bulleted list

Types of firewalls

258

Figure 8-2

Back-to-back firewall/DMZ configuration

260

Bulleted list

Types of proxies

263

Figure 8-4

Illustration of an HTTP proxy in action

264

Figure 8-5

Illustration of NIDS placement in a network

269

Table 8-1

Summary of NIDS versus NIPS

271

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