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CompTIA Network+ N10-005 Cert Guide

by: Wallace, Kevin

CompTIA Network+ N10-005 Cert Guide

by: Wallace, Kevin

ISBN 13:
9780789748218
ISBN 10:
0789748215
Edition: 1st
Format: Hardcover
Copyright: 11/17/2011
Publisher: Pearson IT Certification
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CompTIA Network+ N10-005 Cert Guide > ISBN13: 9780789748218

Summary

Now fully updated for the new CompTIA Network+ exam, this is today's most comprehensive Network+ core self-study tool. It brings together all the knowledge candidates need to succeed on this challenging exam - carefully organized and edited to improve retention and support focused, efficient study. This edition contains 60 minutes of new CD video lessons, plus all these features for more effective preparation: * Pre-chapter quizzes to help you assess your knowledge and prioritize study, section by section * Foundation Topics carefully explaining concepts and configurations, and linking theory to real-world practice * Key Topics presenting every figure, table, and list that exam candidates must know * Exam Preparation sections in each chapter guiding you through reviewing key topics, completing tables and lists from memory, and defining key terms * Final Preparation Chapter providing tools and complete final study plans * CD-ROM Practice Test with customizable practice questions Best-selling network certification author Kevin Wallace covers every exam objective, including: basic network concepts and models; identifying and connecting network components; Ethernet, TCP/IP, WANs, and wireless networks; optimizing network performance; troubleshooting networks; using command-line utilities; network management, security, and more.

Author Biography

Kevin Wallace , CCIE No. 7945, is a certified Cisco instructor, and he holds multiple certifications, including CCNP, CCNP Voice, CCNP Security, and CCDP, in addition to multiple security and voice specializations. With networking experience dating back to 1989 (and computer experience dating back to 1982), Kevin is a senior technical instructor for SkillSoft. Kevin has been a network design specialist for the Walt Disney World Resort and a network manager for Eastern Kentucky University. Kevin holds a bachelor’s of science degree in electrical engineering from the University of Kentucky. Also, Kevin has authored multiple books for Cisco Press, including Implementing Cisco Unified Communications Voice over IP and QoS (CVOICE) , TSHOOT Official Certification Guide , Routing Video Mentor , and TSHOOT Video Mentor . Kevin lives in central Kentucky with his wife (Vivian) and two daughters (Sabrina and Stacie). You can follow Kevin online through the following social-media outlets:

Web page: http://1ExamAMonth.com

Facebook fan page: Kevin Wallace Networking

Twitter: http://twitter.com/kwallaceccie

YouTube: http://youtube.com/kwallaceccie

Network World blog: http://nww.com/community/wallace

iTunes podcast: 1ExamAMonth.com

Introduction xxvi

Chapter 1 Introducing Computer Networks 3

Foundation Topics 4

Defining a Network 4

The Purpose of Networks 4

Overview of Network Components 5

Networks Defined by Geography 7

LAN 7

WAN 8

Other Categories of Networks 9

CAN 9

MAN 9

PAN 9

Networks Defined by Topology 9

Physical Versus Logical Topology 10

Bus Topology 11

Ring Topology 13

Star Topology 15

Hub-and-Spoke Topology 16

Full-Mesh Topology 18

Partial-Mesh Topology 19

Networks Defined by Resource Location 20

Client-Server Networks 20

Peer-to-Peer Networks 22

Summary 24

Exam Preparation Tasks 25

Review All the Key Topics 25

Complete Tables and Lists from Memory 25

Define Key Terms 25

Review Questions 26

Chapter 2 Dissecting the OSI Model 29

Foundation Topics 30

The Purpose of Reference Models 30

The OSI Model 31

Layer 1: The Physical Layer 33

Layer 2: The Data Link Layer 36

Media Access Control 37

Logical Link Control 37

Layer 3: The Network Layer 39

Layer 4: The Transport Layer 42

Layer 5: The Session Layer 44

Layer 6: The Presentation Layer 45

Layer 7: The Application Layer 46

The TCP/IP Stack 47

Layers of the TCP/IP Stack 47

Common Application Protocols in the TCP/IP Stack 51

Summary 53

Exam Preparation Tasks 54

Review All the Key Topics 54

Complete Tables and Lists from Memory 54

Define Key Terms 55

Review Questions 55

Chapter 3 Identifying Network Components 59

Foundation Topics 60

Media 60

Coaxial Cable 60

Twisted-Pair Cable 62

Shielded Twisted Pair 62

Unshielded Twisted Pair 63

Plenum Versus Non-Plenum Cable 66

Fiber-Optic Cable 66

Multimode Fiber 67

Single-Mode Fiber 68

Cable Distribution 70

Wireless Technologies 73

Network Infrastructure Devices 74

Hubs 74

Bridges 75

Switches 77

Multilayer Switches 83

Routers 84

Infrastructure Device Summary 85

Specialized Network Devices 86

VPN Concentrators 86

Firewalls 87

DNS Servers 88

DHCP Servers 90

Proxy Servers 92

Content Engines 93

Content Switches 94

Virtual Network Devices 95

Virtual Servers 95

Virtual Switches 96

Virtual Desktops 97

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