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CCNA® Cisco Certified Network Associate: Study Guide, Seventh Edition by Todd Lammle

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IPv6 Addressing and Expressions

Just as understanding how IP addresses are structured and used is critical with IPv4 addressing, it’s also vital when it comes to IPv6. You’ve already read about the fact that at 128 bits, an IPv6 address is much larger than an IPv4 address. Because of this, as well as the new ways the addresses can be used, you’ve probably guessed that IPv6 will be more complicated to manage. But no worries! As I said, I’ll break down the basics and show you what the address looks like, how you can write it, and what many of its common uses are. It’s going to be a little weird at first, but before you know it, you’ll have it nailed!

So let’s take a look at Figure 15-1, which has a sample IPv6 address broken down into sections. ...

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