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Introduction to Networks Companion Guide by Cisco Networking Academy

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Chapter 9. Subnetting IP Networks

Objectives

Upon completion of this chapter, you will be able to answer the following questions:

Image Why is routing necessary for hosts on different subnets to be able to communicate?

Image How does IP function as a communication protocol to identify a single device on a network?

Image How would you calculate the number of host addresses available given a network and subnet mask?

How would you calculate the required subnet mask ...

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