Chapter 3. Networking Components and Devices

OBJECTIVES

This chapter covers the following CompTIA-specified objectives for the “Media and Topologies” and “Protocols and Standards” sections of the Network+ exam:

Identify the purpose, features, and functions of the following network components:

  • Hubs

  • Switches

  • Bridges

  • Routers

  • Gateways

  • CSU/DSU

  • Network interface cards (NICs), ISDN adapters, and system area network cards

  • Wireless access points (WAPs)

  • Modems

  • A wide range of devices are used in modern networking. As a Network+ certified technician, you will need to have a good understanding of commonly used devices.

Given an example, identify a Media Access Control (MAC) address.

  • MAC addresses are the means by which systems communicate at a base level. As a ...

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