CCNA Exam Prep (Exam 640-802), Second Edition

Chapter 2. Physical Layer Networking Concepts

<feature><title>Objectives</title>

This chapter covers the following Cisco-specified objectives from the “Describe how a network works” and “Configure, verify and troubleshoot a switch with VLANs and interswitch communications” sections of the 640-802 CCNA exam:

<objective>

Interpret network diagrams

</objective> <objective>

Select the appropriate media, cables, ports, and connectors to connect switches to other network devices and hosts

</objective> <objective>

Describe the purpose and functions of various network devices

</objective> </feature><feature><title>Outline</title>

Introduction	52
Network Topologies	52
The Bus Topology	52
The Ring Topology	53
The Star Topology	54
The Mesh Topology	55
Cabling	56
Coaxial Cable ...