Chapter 4

The Current Ethernet Specifications

The Following CompTIA Network+ Exam Objectives Are Covered in This Chapter:

  • 3.7 Compare and contrast different LAN technologies.
    • Types:
  • Ethernet
  • 10BaseT
  • 100BaseT
  • 1000BaseT
  • 100BaseTX
  • 100BaseFX
  • 1000BaseX
  • 10GBaseSR
  • 10GBaseLR
  • 10GBaseER
  • 10GBaseSW
  • 10GBaseLW
  • 10GBaseEW
  • 10GBaseT
  • Properties
  • CSMA/CD
  • Broadcast
  • Collision
  • Bonding
  • Speed
  • Distance

Before we move on and explore networking devices, the TCP/IP and DoD models, IP addressing, subnetting, and routing in the upcoming chapters, you have to understand the big picture of LANs and learn the answer to these key questions: How is Ethernet used in today’s networks? What are Media Access Control (MAC) addresses, and how are they used?

This chapter will answer ...

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