CHAPTER 11Switching: Objective 2.3: Given a scenario, configure and deploy common Ethernet switching features.

This chapter examines some of the fundamental switching concepts in a typical enterprise network. The Network+ exam expects candidates to be familiar with these basic networking functions.

In this chapter, you'll learn everything you need to know about Network+ Objective 2.3, including the following topics:

  • Switching
  • Address Resolution Protocol (ARP)
  • Neighbor Discovery Protocol

ETHERNET BASICS

Ethernet is one of the first local area networking (LAN) protocols to be released commercially in 1980, and it still persists today as the primary data link layer (layer 2) protocol for cabled networks. The term Ethernet is actually ...

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