Chapter 8

Networking Computers with Switches

Switches are an important component in any wired network. At one point, switches were optional in most, but they have steadily replaced Ethernet hubs because of their extra capabilities. Additionally, advanced switches can perform functions of a router.

In this chapter, you’ll learn the details of how a switch works and its benefits over a hub. You’ll also learn about the differences between managed and unmanaged switches, between layer 2 and layer 3 switches, and how a switch can be used to create VLANs. Last, you’ll learn some basics about switch speeds and switch security.

  • Connecting multiple computers
  • Understanding physical ports
  • Comparing hubs and switches
  • Comparing managed and unmanaged switches ...

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