Chapter 4

Easy Subnetting

The following ICND1 exam topics are covered in this chapter:

  • IP addressing (IPv4 / IPv6)
  • Describe the operation and necessity of using private and public IP addresses for IPv4 addressing

We’ll pick up right where we left off in the last chapter and continue to explore the world of IP addressing. I’ll open this chapter by telling you how to subnet an IP network—an indispensably crucial skill that’s central to mastering networking in general! Forewarned is forearmed, so prepare yourself because being able to subnet quickly and accurately is pretty challenging and you’ll need time to practice what you’ve learned to really nail it. So be patient and don’t give up on this key aspect of networking until your skills are ...

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