CHAPTER 6Telecommunications and Network Security

This chapter presents the following:

• OSI and TCP/IP models

• Protocol types and security issues

• LAN, WAN, MAN, intranet, and extranet technologies

• Cable types and data transmission types

• Network devices and services

• Communications security management

• Telecommunications devices and technologies

• Remote connectivity technologies

• Wireless technologies

• Threat and attack types

Telecommunications and networking use various mechanisms, devices, software, and protocols that are interrelated and integrated. Networking is one of the more complex topics in the computer field, mainly because so many technologies are involved and are evolving. Our current technologies are improving in functionality ...

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