CompTIA Security+ All-in-One Exam Guide, Fourth Edition (Exam SY0-401), 4th Edition

CHAPTER 2

Secure Network Administration

In this chapter, you will

     •   Apply secure network administration principles

     •   Learn about rule-based management systems, including firewalls and switches

     •   Examine network protection mechanisms

This chapter examines network security mechanisms, including network devices such as routers, switches, firewalls, and security appliances. Discussion of security mechanisms such as access control lists, port security, 802.1x, flood guards, loop protection, and network separation is included as well because they form the foundational methods used in secure network administration.

Secure Network Administration Principles

Networks are composed of a combination of hardware and software, operated ...