CCNA Cisco Certified Network Associate Routing and Switching Study Guide (Exams 200-120, ICND1, & ICND2), with Boson NetSim Limited Edition, 5th Edition

9

Sending and Receiving TCP/IP Packets

CERTIFICATION OBJECTIVES

9.01   Network Components and Addressing Review

9.02   End-to-End Delivery Example

     Two-Minute Drill

Q&A Self Test

This chapter offers a review of previous chapters, pulling together everything you’ve learned so far about network components at layers 1, 2, 3, and 4 of the OSI Reference Model and how they interoperate and intercommunicate. The first part of the chapter is a quick review of the network components at the various OSI Reference Model layers, including the addressing ...