CCNA Cisco Certified Network Associate Routing and Switching Study Guide with Boson NetSim Limited Edition (Exam 200-101, ICND2)

4Routers and Routing

CERTIFICATION OBJECTIVES

4.01    Routing Introduction

4.02    Dynamic Routing Protocols

4.03    Distance Vector Protocol Problems and Solutions

      Two-Minute Drill

Q&A  Self Test

 

The preceding part of the book focused on switches and protocols that function at layer 2. This part of the book moves up one layer in the OSI Reference Model to discuss layer 3, the network layer. Layer 3 devices are generically called routers. Routers basically have two functions:

       To find a layer 3 path to a destination network

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