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Introduction to Networks Companion Guide (CCNAv7)
book

Introduction to Networks Companion Guide (CCNAv7)

by Cisco Networking Academy
July 2020
Beginner content levelBeginner
736 pages
20h 8m
English
Cisco Press
Content preview from Introduction to Networks Companion Guide (CCNAv7)

Chapter 8

Network Layer

Objectives

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

  • How does the network layer use IP protocols for reliable communications?

  • What is the role of the major header fields in the IPv4 packet?

  • What is the role of the major header fields in the IPv6 packet?

  • How do network devices use routing tables to direct packets to a destination network?

  • What is the function of fields in the routing table of a router?

Key Terms

This chapter uses the following key terms. You can find the definitions in the glossary at the end of the book.

routing page 269

connectionless page 271

best effort page 271

media independent page 271

maximum transmission unit (MTU) page 274

fragmentation page 274 ...

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Publisher Resources

ISBN: 9780136633679