CompTIA Network+ N10-005 Cert Guide with MyITCertificationlab
Pearson IT Certification
978-0-7897-5111-9 (ISBN)
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With the Authorized Cert Guide, students will:
Learn, prepare, and practice for CompTIA Network+ N10-005 exam
Master Network+ exam topics
Assess your knowledge with chapter-ending quizzes
Review key concepts with exam preparation tasks
Practice with realistic exam questions on the DVD
Pearson’s MyITCertificationLabs make studying more efficient and more effective for every student with Dynamic Study Modules. Dynamic Study Modules work by continuously assessing student performance and activity, then using data and analytics to provide personalized content in real-time to reinforce concepts that target each student’s particular strengths and weaknesses.
For students, Dynamic Study Modules leverage research from the fields of cognitive psychology, neurobiology and game studies to deliver a uniquely-effective learning system. Each Dynamic Study Module is highly optimized to promote fast learning and long-term retention. And because MyITCertificationLabs are built for mobile, students can access this patented learning methodology and highly-personalized, algorithmically-driven learning process from wherever they are.
For educators, Dynamic Study Modules offer a robust reporting dashboard that delivers key analytics on learner data, so it’s easy to adjust curricula. Because MyITCertificationLabs help students stay on track and achieve a higher level of subject-matter mastery, educators can dedicate more class time to higher-order ideas, understanding and expanding complex concepts, and helping students reinforce what they’ve learned through collaborative activities.
This bundle helps you master all the topics on the Network+ exam, including:
Computer networks and the OSI model
Network components
Ethernet
IP addressing
Routing traffic
Wide Area Networks (WANs)
Wireless LANs
Network performance
Command-line utilities
Network management
Network security
Troubleshooting
Kevin Wallace, CCIEx2 (Voice and R/S) #7945, CCSI #20061 With Cisco experience dating back to 1989 (on a Cisco AGS+ router running Cisco IOS 7.x), Kevin has been a network design specialist for the Walt Disney World Resort, a Senior Technical Instructor for SkillSoft, and a network manager for Eastern Kentucky University. Kevin holds a bachelor’s of science degree in electrical engineering (focusing on digital communications) from the University of Kentucky, and has authored or co-authored multiple books for Cisco Press, including: Voice over IP First-Step, CVOICE Foundation Learning Guide, TSHOOT Cert Kit, TSHOOT Official Certification Guide, and ROUTE Cert Kit. Kevin’s website is 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
Other Virtualization Solutions 98
Voice over IP Protocols and Components 99
Summary 101
Exam Preparation Tasks 102
Review All the Key Topics 102
Complete Tables and Lists from Memory 103
Define Key Terms 103
Review Questions 104
Chapter 4 Understanding Ethernet 107
Foundation Topics 108
Principles of Ethernet 108
Ethernet Origins 108
Carrier Sense Multiple Access Collision Detect 110
Distance and Speed Limitations 113
Ethernet Switch Features 116
Virtual LANs 116
Trunks 118
Spanning Tree Protocol 119
Corruption of a Switch’s MAC Address Table 119
Broadcast Storms 120
STP Operation 122
Link Aggregation 124
Power over Ethernet 126
Port Monitoring 127
User Authentication 129
First-Hop Redundancy 130
Other Switch Features 131
Summary 132
Exam Preparation Tasks 133
Review All the Key Topics 133
Complete Tables and Lists from Memory 133
Define Key Terms 134
Review Questions 134
Chapter 5 Working with IP Addresses 139
Foundation Topics 140
Binary Numbering 140
Principles of Binary Numbering 140
Converting a Binary Number to a Decimal Number 141
Converting a Decimal Number to a Binary Number 141
Binary Numbering Practice 143
Binary Conversion Exercise #1 143
Binary Conversion Exercise #1: Solution 144
Binary Conversion Exercise #2 144
Binary Conversion Exercise #2: Solution 144
Binary Conversion Exercise #3 145
Binary Conversion Exercise #3: Solution 145
Binary Conversion Exercise #4 146
Binary Conversion Exercise #4: Solution 146
IPv4 Addressing 147
IPv4 Address Structure 147
Classes of Addresses 149
Types of Addresses 151
Unicast 151
Broadcast 152
Multicast 152
Assigning IPv4 Addresses 153
IP Addressing Components 154
Static Configuration 154
Dynamic Configuration 159
BOOTP 159
DHCP 160
Automatic Private IP Addressing 161
Subnetting 162
Purpose of Subnetting 162
Subnet Mask Notation 163
Subnet Notation: Practice Exercise #1 165
Subnet Notation: Practice Exercise #1 Solution 165
Subnet Notation: Practice Exercise #2 165
Subnet Notation: Practice Exercise #2 Solution 165
Extending a Classful Mask 166
Borrowed Bits 166
Calculating the Number of Created Subnets 166
Calculating the Number of Available Hosts 167
Basic Subnetting Practice: Exercise #1 167
Basic Subnetting Practice: Exercise #1 Solution 168
Basic Subnetting Practice: Exercise #2 169
Basic Subnetting Practice: Exercise #2 Solution 169
Calculating New IP Address Ranges 170
Advanced Subnetting Practice: Exercise #1 172
Advanced Subnetting Practice: Exercise #1 Solution 172
Advanced Subnetting Practice: Exercise #2 173
Advanced Subnetting Practice: Exercise #2 Solution 174
Additional Practice 176
Classless Inter-Domain Routing 177
IP Version 6 178
Need for IPv6 178
IPv6 Address Structure 178
IPv6 Data Flows 179
Unicast 179
Multicast 180
Anycast 181
Summary 182
Exam Preparation Tasks 183
Review All the Key Topics 183
Complete Tables and Lists from Memory 184
Define Key Terms 184
Review Questions 184
Chapter 6 Routing Traffic 189
Foundation Topics 190
Basic Routing Processes 190
Sources of Routing Information 193
Directly Connected Routes 193
Static Routes 194
Dynamic Routing Protocols 195
Routing Protocol Characteristics 197
Believability of a Route 198
Metrics 198
Interior Versus Exterior Gateway Protocols 199
Route Advertisement Method 200
Distance Vector 200
Link State 202
Routing Protocol Examples 202
Address Translation 204
NAT 204
PAT 206
Multicast Routing 208
IGMP 208
PIM 210
PIM-DM 211
PIM-SM 213
Summary 215
Exam Preparation Tasks 216
Review All the Key Topics 216
Complete Tables and Lists from Memory 216
Define Key Terms 216
Review Questions 217
Chapter 7 Introducing Wide-Area Networks 221
Foundation Topics 222
WAN Properties 222
WAN Connection Types 222
WAN Data Rates 224
WAN Media Types 225
Physical Media 225
Wireless Media 226
WAN Technologies 227
Dedicated Leased Line 228
T1 228
E1 229
T3 229
E3 229
CSU/DSU 230
Point-to-Point Protocol 230
Digital Subscriber Line 234
Cable Modem 236
Synchronous Optical Network 237
Satellite 239
Plain Old Telephone Service 241
Integrated Services Digital Network 243
Frame Relay 245
Asynchronous Transfer Mode 246
Multiprotocol Label Switching 249
Summary 250
Exam Preparation Tasks 251
Review All the Key Topics 251
Complete Tables and Lists from Memory 251
Define Key Terms 252
Review Questions 252
Chapter 8 Connecting Wirelessly 257
Foundation Topics 258
Introducing Wireless LANs 258
WLAN Concepts and Components 258
Wireless Routers 258
Wireless Access Point 259
Antennas 260
Frequencies and Channels 262
CSMA/CA 265
Transmission Methods 265
WLAN Standards 266
802.11a 266
802.11b 267
802.11g 267
802.11n 267
Deploying Wireless LANs 268
Types of WLANs 268
IBSS 269
BSS 269
ESS 270
Sources of Interference 271
Wireless AP Placement 272
Securing Wireless LANs 273
Security Issues 273
Approaches to WLAN Security 275
Security Standards 277
WEP 277
WPA 278
WPA2 278
Summary 278
Exam Preparation Tasks 279
Review All the Key Topics 279
Complete Tables and Lists from Memory 280
Define Key Terms 280
Review Questions 280
Chapter 9 Optimizing Network Performance 285
Foundation Topics 286
High Availability 286
High-Availability Measurement 286
Fault-Tolerant Network Design 286
Hardware Redundancy 288
Layer 3 Redundancy 288
Design Considerations for High-Availability Networks 290
High-Availability Best Practices 290
Content Caching 291
Load Balancing 291
QoS Technologies 292
Introduction to QoS 292
QoS Configuration Steps 294
QoS Components 295
QoS Mechanisms 296
Classification 296
Marking 297
Congestion Management 298
Congestion Avoidance 298
Policing and Shaping 299
Link Efficiency 301
Case Study: SOHO Network Design 302
Case Study Scenario 302
Suggested Solution 304
IP Addressing 304
Layer 1 Media 305
Layer 2 Devices 306
Layer 3 Devices 307
Wireless Design 307
Environmental Factors 308
Cost Savings Versus Performance 308
Topology 309
Summary 309
Exam Preparation Tasks 310
Review All the Key Topics 310
Complete Tables and Lists from Memory 310
Define Key Terms 311
Review Questions 311
Chapter 10 Using Command-Line Utilities 315
Foundation Topics 316
Windows Commands 316
arp 316
ipconfig 318
nbtstat 321
netstat 324
nslookup 326
ping 328
route 330
tracert 334
UNIX Commands 336
arp 337
dig and nslookup 340
host 341
ifconfig 341
traceroute 342
netstat 343
ping 345
Summary 348
Exam Preparation Tasks 349
Review All the Key Topics 349
Complete Tables and Lists from Memory 350
Define Key Terms 350
Review Questions 350
Chapter 11 Managing a Network 357
Foundation Topics 358
Maintenance Tools 358
Bit-Error Rate Tester 358
Butt Set 359
Cable Certifier 359
Cable Tester 360
Connectivity Software 360
Crimper 360
Electrostatic Discharge Wrist Strap 361
Environmental Monitor 362
Loopback Plug 362
Multimeter 363
Protocol Analyzer 364
Punch-Down Tool 365
Throughput Tester 365
Time Domain Reflectometer/Optical Time Domain Reflectometer 366
Toner Probe 366
Configuration Management 367
Monitoring Resources and Reports 369
SNMP 369
Syslog 373
Logs 375
Application Logs 376
Security Logs 376
System Logs 377
Summary 378
Exam Preparation Tasks 379
Review All the Key Topics 379
Complete Tables and Lists from Memory 379
Define Key Terms 380
Review Questions 380
Chapter 12 Securing a Network 385
Foundation Topics 386
Security Fundamentals 386
Network Security Goals 386
Confidentiality 386
Integrity 390
Availability 391
Categories of Network Attacks 391
Confidentiality Attacks 391
Integrity Attacks 394
Availability Attacks 397
Defending Against Attacks 402
User Training 402
Patching 402
Security Policies 403
Governing Policy 404
Technical Policies 405
End User Policies 405
More Detailed Documents 405
Incident Response 406
Vulnerability Scanners 407
Nessus 407
Nmap 408
Honey Pots and Honey Nets 409
Access Control Lists 410
Remote Access Security 411
Firewalls 413
Firewall Types 413
Firewall Inspection Types 414
Packet-Filtering Firewall 414
Stateful Firewall 415
Firewall Zones 416
Virtual Private Networks 417
Overview of IPsec 419
IKE Modes and Phases 420
Authentication Header and Encapsulating Security Payload 422
The Five Steps in Setting Up and Tearing Down an IPsec Site-to-Site VPN 423
Other VPN Technologies 425
Intrusion Detection and Prevention 425
IDS Versus IPS 426
IDS and IPS Device Categories 427
Detection Methods 427
Deploying Network-Based and Host-Based Solutions 428
Summary 430
Exam Preparation Tasks 431
Review All the Key Topics 431
Complete Tables and Lists from Memory 432
Define Key Terms 432
Review Questions 432
Chapter 13 Troubleshooting Network Issues 437
Foundation Topics 438
Troubleshooting Basics 438
Troubleshooting Fundamentals 438
Structured Troubleshooting Methodology 440
Physical Layer Troubleshooting 443
Physical Layer Troubleshooting: Scenario 444
Physical Layer Troubleshooting: Solution 445
Data Link Layer Troubleshooting 445
Data Link Layer Troubleshooting: Scenario 446
Data Link Layer Troubleshooting: Solution 447
Network Layer Troubleshooting 447
Layer 3 Data Structures 448
Common Layer 3 Troubleshooting Issues 449
Network Layer Troubleshooting: Scenario 451
Network Layer Troubleshooting: Solution 451
Wireless Troubleshooting 452
Wireless Network Troubleshooting: Scenario 454
Wireless Network Troubleshooting: Solution 455
Summary 455
Exam Preparation Tasks 456
Review All the Key Topics 456
Complete Tables and Lists from Memory 456
Define Key Terms 456
Review Questions 457
Chapter 14 Final Preparation 461
Tools for Final Preparation 461
Pearson Cert Practice Test Engine and Questions on the DVD 461
Install the Software from the DVD 462
Activate and Download the Practice Exam 463
Activating Other Exams 463
Premium Edition 463
Video Training on DVD 464
Memory Tables 464
End-of-Chapter Review Tools 465
Suggested Plan for Final Review and Study 465
Summary 467
APPENDIX A Answers to Review Questions 469
APPENDIX B CompTIA Network+ N10-005 Exam Updates, Version 1.0 473
Glossary 475
APPENDIX C Memory Tables (DVD Only) 3
APPENDIX D Memory Table Answer Key (DVD Only) 3
TOC, 9780789748218, 10/19/2011
| Verlagsort | Upper Saddle River |
|---|---|
| Sprache | englisch |
| Gewicht | 1202 g |
| Themenwelt | Informatik ► Weitere Themen ► Zertifizierung |
| ISBN-10 | 0-7897-5111-9 / 0789751119 |
| ISBN-13 | 978-0-7897-5111-9 / 9780789751119 |
| Zustand | Neuware |
| Haben Sie eine Frage zum Produkt? |
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