CHAPTER 4Ethernet Basics

The CompTIA Network+ certification exam expects you to know how to

• 2.4 Given a scenario, differentiate and implement appropriate wiring standards: 568A, 568B, straight vs. crossover

• 2.6 Categorize LAN technology types and properties: Types: Ethernet, 10BaseT; Properties: CSMA/CD, broadcast, collision

• 3.1 Install, configure and differentiate between common network devices: hub, repeater, bridge, basic switch

To achieve these goals, you must be able to

• Define and describe Ethernet

• Explain early Ethernet implementations

• Describe ways to extend and enhance Ethernet networks

In the beginning, there were no networks. Computers were isolated, solitary islands of information in a teeming sea of proto-geeks, who ...

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