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

14

Routers and Routing

CERTIFICATION OBJECTIVES

14.01    Routing Introduction

14.02    Dynamic Routing Protocols

14.03    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 ...