CompTIA Network+ N10-006 Cert Guide - Keith Barker, Kevin Wallace

CompTIA Network+ N10-006 Cert Guide

Media-Kombination
624 Seiten
2015
Pearson IT Certification
978-0-7897-5408-0 (ISBN)
49,95 inkl. MwSt
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This approved study guide helps you master topics on the CompTIA Network+ N10-006 exam, including the following:





 Computer network fundamentals
The OSI model and TCP/IP stack
Media types, infrastructure components, and network devices
Ethernet technology
IPv4 and IPv6 addresses
Routing IP traffic with dynamic routing protocols
DNAT, SNAT, and PAT
Multicast routing
Wide Area Networks (WANs)
Wireless LANs
Network optimization and QoS
Windows and UNIX command-line tools for network administration and troubleshooting
Network security
Troubleshooting common Layer 2, Layer 3, and wireless networking issues

 

 

CompTIA Network+ N10-006 Cert Guide contains proven study features that enable you to succeed on the exam the first time. Best-selling authors and expert instructors Keith Barker and Kevin Wallace share preparation hints and test-taking tips, helping you identify areas of weakness and improve both your conceptual knowledge and hands-on skills, essential for successful completion of the performance-based testing items on the exam. This complete, CompTIA-approved study package includes the following:





A test-preparation routine proven to help you pass the exams approved by CompTIA
Clearly defined chapter learning objectives covering all N10-006 exam topics
Chapter-ending review questions and exam preparation exercises, which help you drill on key concepts you must know thoroughly
The powerful Pearson IT Certification Practice Test software, complete with hundreds of well reviewed, exam-realistic questions, customization options, and detailed performance reports
40 performance-based practice question exercises to help you prepare for the hands-on exam questions
An 80% discount off the Premium Edition eBook and Practice Test (a $40 value!)
A free copy of the CompTIA Network+ Simulator Lite software, complete with meaningful lab exercises that help you hone your hands-on skills
More than 60 minutes of video mentoring from the author
A final preparation chapter that guides you through tools and resources to help you craft your review and test-taking strategies
An Exam Essentials appendix that quickly recaps all major chapter topics for easy reference, both in print and interactive digital format
A key terms Glossary in both print and on the DVD, which acts as an interactive flash-card application
Study plan suggestions and templates to help you organize and optimize your study time
A 10% exam discount voucher (a $27 value!)

 

Well regarded for its level of detail, study plans, assessment features, challenging review questions and exercises, video instruction, and hands-on labs, this approved study guide helps you master the concepts and techniques that ensure your exam success.

 

Keith Barker, CCIE No. 6783, has been working in the information technology (IT) industry since 1985. He currently enjoys creating effective and entertaining video training for CBT Nuggets. He has certifications from VMware, Cisco, Juniper, HP, Check Point, Palo Alto, (ISC)2, and many others.



Kevin Wallace, CCIEx2 (Collaboration and R/S) NO. 7945, has been a network design specialist for the Walt Disney World Resort, an instructor of networking courses for Skillsoft, and a network manager for Eastern Kentucky University. Kevin currently produces video courses and writes books for Cisco Press/Pearson IT Certification (http://kwtrain.com/books).

 



Companion DVD



The DVD contains more than 200 practice questions, 40 performance-based question exercises, glossary flash cards, an exam essentials review tool, memory table exercises and answer keys, a study planner tool, more than 60 minutes of video, and the Network+ Simulator Lite.



Includes Exclusive Offer for 80% Off Premium Edition eBook and Practice Tests



 

Keith Barker, CCIE No. 6783, has been working in the information technology (IT) industry since 1985. He currently enjoys creating effective and entertaining video training for CBT Nuggets. He has certified with VMware, Cisco, Juniper, HP, Check Point, Palo Alto, (ISC)2, and many others. Keith loves to teach. You can follow Keith online through the following:   Twitter: @KeithBarkerCCIE Facebook: Keith Barker Networking YouTube: http://youtube.com/Keith6783 Web page: http://cbtnuggets.com   Kevin Wallace, CCIE No. 7945 (R/S and Collaboration), is a Certified Cisco Systems Instructor (CCSI No. 20061) with multiple Cisco professional and associatelevel certifications in the R/S, Collaboration, Security, Design, and Data Center tracks. With networking experience dating back to 1989, Kevin has been a network design specialist for the Walt Disney World Resort, an instructor of Cisco courses for Skillsoft, and a network manager for Eastern Kentucky University. Currently, Kevin owns and operates Kevin Wallace Training, LLC, where he primarily produces video courses and writes books for Cisco Press/Pearson IT Certification (http://kwtrain.com/books). Kevin holds a bachelor of science degree in electrical engineering from the University of Kentucky, and he lives in central Kentucky with his wife (Vivian) and two daughters (Stacie and Sabrina). Kevin can be followed on these social media platforms:   Blog: http://kwtrain.com Twitter: http://twitter.com/kwallaceccie Facebook: http://facebook.com/kwallaceccie YouTube: http://youtube.com/kwallaceccie LinkedIn: http://linkedin.com/in/kwallaceccie Google+: http://google.com/+KevinWallace

 

 

Chapter 1 Computer Network Fundamentals 2
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 8

  CAN 8

  MAN 8

  PAN 9

Networks Defined by Topology 9

 Physical Versus Logical Topology 9

 Bus Topology 11

 Ring Topology 13

 Star Topology 14

 Hub-and-Spoke Topology 15

 Full-Mesh Topology 17

 Partial-Mesh Topology 18

Networks Defined by Resource Location 19

 Client/Server Networks 19

 Peer-to-Peer Networks 21

Real-World Case Study 22

Summary 23

Exam Preparation Tasks 23

Review Questions 25

 

Chapter 2 The OSI Reference Model 28

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 37

  Media Access Control 37

  Logical Link Control 38

  Layer 3: The Network Layer 40

  Layer 4: The Transport Layer 42

  Layer 5: The Session Layer 44

  Layer 6: The Presentation Layer 46

  Layer 7: The Application Layer 47

 The TCP/IP Stack 48

  Layers of the TCP/IP Stack 48

  Common Application Protocols in the TCP/IP Stack 51

Real-World Case Study 55

Summary 56

Exam Preparation Tasks 56

Review Questions 58

 

Chapter 3 Network Components 60

Foundation Topics 62

Media 62

 Coaxial Cable 62

 Twisted-Pair Cable 64

 Shielded Twisted Pair 64

 Unshielded Twisted Pair 65

 Plenum Versus Nonplenum Cable 68

 Fiber-Optic Cable 69

 Multimode Fiber 69

 Single-Mode Fiber 71

 Fiber Connector Polishing Styles 73

 Media Converters 74

 Cable Distribution 74

 Wireless Technologies 76

Network Infrastructure Devices 77

 Hubs 77

 Bridges 79

 Switches 80

 Multilayer Switches 87

 Routers 88

 Infrastructure Device Summary 89

Specialized Network Devices 90

 VPN Concentrators 90

 Firewalls 91

 DNS Servers 92

 DHCP Servers 94

 Proxy Servers 96

 Content Engines 97

 Content Switches 98

Virtual Network Devices 99

 Virtual Servers 99

 Virtual Routers and Firewalls 100

 Virtual Switches 101

 Virtual Desktops 102

 Other Virtualization Solutions 102

 Cloud Computing 103

 Software-Defined Networking 104

Voice over IP Protocols and Components 104

Real-World Case Study 105

Summary 106

Exam Preparation Tasks 107

Review Questions 109

 

Chapter 4 Ethernet Technology 112

Foundation Topics 114

Principles of Ethernet 114

 Ethernet Origins 114

 Carrier Sense Multiple Access Collision Detect 116

 Distance and Speed Limitations 120

Ethernet Switch Features 122

 Virtual LANs 122

 Switch Configuration for an Access Port 124

 Trunks 125

 Switch Configuration for a Trunk Port 127

 Spanning Tree Protocol 127

 Corruption of a Switch’s MAC Address Table 128

 Broadcast Storms 129

 STP Operation 130

 Link Aggregation 133

 LACP Configuration 134

 Power over Ethernet 135

 Port Monitoring 136

 Port Mirroring Configuration 138

 User Authentication 138

 Management Access and Authentication 140

 First-Hop Redundancy 141

 Other Switch Features 142

Real-World Case Study 143

Summary 144

Exam Preparation Tasks 144

Review Questions 146

 

Chapter 5 IPv4 and IPv6 Addresses 148

Foundation Topics 150

Binary Numbering 150

 Principles of Binary Numbering 150

 Converting a Binary Number to a Decimal Number 151

 Converting a Decimal Number to a Binary Number 151

 Binary Numbering Practice 153

 Binary Conversion Exercise 1 153

 Binary Conversion Exercise 1: Solution 154

 Binary Conversion Exercise 2 154

 Binary Conversion Exercise 2: Solution 154

 Binary Conversion Exercise 3 154

 Binary Conversion Exercise 3: Solution 155

 Binary Conversion Exercise 4 155

 Binary Conversion Exercise 4: Solution 156

IPv4 Addressing 157

 IPv4 Address Structure 157

 Classes of Addresses 159

 Types of Addresses 161

  Unicast 161

  Broadcast 161

  Multicast 162

Assigning IPv4 Addresses 163

 IP Addressing Components 163

 Static Configuration 164

 Dynamic Configuration 169

 BOOTP 169

 DHCP 169

 Automatic Private IP Addressing 171

Subnetting 172

 Purpose of Subnetting 172

 Subnet Mask Notation 173

 Subnet Notation: Practice Exercise 1 174

 Subnet Notation: Practice Exercise 1 Solution 174

 Subnet Notation: Practice Exercise 2 175

 Subnet Notation: Practice Exercise 2 Solution 175

 Extending a Classful Mask 175

 Borrowed Bits 175

 Calculating the Number of Created Subnets 176

 Calculating the Number of Available Hosts 176

 Basic Subnetting Practice: Exercise 1 177

 Basic Subnetting Practice: Exercise 1 Solution 177

 Basic Subnetting Practice: Exercise 2 178

 Basic Subnetting Practice: Exercise 2 Solution 178

 Calculating New IP Address Ranges 179

 Advanced Subnetting Practice: Exercise 1 182

 Advanced Subnetting Practice: Exercise 1 Solution 182

 Advanced Subnetting Practice: Exercise 2 183

 Advanced Subnetting Practice: Exercise 2 Solution 184

 Additional Practice 185

 Classless Interdomain Routing 186

IP Version 6 187

 Need for IPv6 187

 IPv6 Address Structure 188

 IPv6 Address Types 189

 IPv6 Data Flows 189

  Unicast 189

  Multicast 190

  Anycast 191

Real-World Case Study 192

Summary 192

Exam Preparation Tasks 193

Review Questions 194

 

Chapter 6 Routing IP Packets 198

Foundation Topics 200

Basic Routing Processes 200

Sources of Routing Information 203

 Directly Connected Routes 203

 Static Routes 204

 Dynamic Routing Protocols 205

Routing Protocol Characteristics 207

 Believability of a Route 208

 Metrics 208

 Interior Versus Exterior Gateway Protocols 209

 Route Advertisement Method 210

 Distance Vector 210

 Link State 212

Routing Protocol Examples 212

Address Translation 214

 NAT 214

 PAT 217

Multicast Routing 218

 IGMP 218

 PIM 220

 PIM-DM 221

 PIM-SM 223

Real-World Case Study 224

Summary 225

Exam Preparation Tasks 226

Review Questions 227

 

Chapter 7 Wide-Area Networks 230

Foundation Topics 232

WAN Properties 232

 WAN Connection Types 232

 WAN Data Rates 234

 WAN Media Types 235

 Physical Media 235

 Wireless Media 236

WAN Technologies 237

 Dedicated Leased Line 237

 T1 238

 E1 239

 T3 239

 E3 239

 CSU/DSU 239

 Metro Ethernet 240

 Point-to-Point Protocol 241

  Point-to-Point Protocol over Ethernet 242

  Microsoft RRAS 243

 Digital Subscriber Line 244

 Cable Modem 246

 Synchronous Optical Network 247

 Satellite 249

 Plain Old Telephone Service 251

 Integrated Services Digital Network 253

 Frame Relay 255

 Asynchronous Transfer Mode 256

 Multiprotocol Label Switching 259

 Overlay Networks 260

Real-World Case Study 261

Summary 261

Exam Preparation Tasks 262

Review Questions 263

 

Chapter 8 Wireless LANs 266

Foundation Topics 268

Introducing Wireless LANs 268

 WLAN Concepts and Components 268

 Wireless Routers 268

 Wireless Access Point 269

 Antennas 270

 Frequencies and Channels 273

 CSMA/CA 275

 Transmission Methods 276

 WLAN Standards 277

  802.11a 277

  802.11b 277

  802.11g 277

  802.11n 277

  802.11ac 278

  802.11x Standard Summary 278

Deploying Wireless LANs 279

 Types of WLANs 279

  IBSS 279

  BSS 280

  ESS 280

  Mesh Topology 281

 Sources of Interference 281

 Wireless AP Placement 283

Securing Wireless LANs 284

 Security Issues 284

 Approaches to WLAN Security 286

 Security Standards 288

  WEP 288

  WPA 289

  WPA2 289

 Additional Wireless Options 290

Real-World Case Study 290

Summary 291

Exam Preparation Tasks 291

Review Questions 293 

 

Chapter 9 Network Optimization 296

Foundation Topics 298

High Availability 298

 High-Availability Measurement 298

 Fault-Tolerant Network Design 298

 Hardware Redundancy 300

 Layer 3 Redundancy 300

 Design Considerations for High-Availability Networks 301

 High-Availability Best Practices 302

 Content Caching 302

 Load Balancing 303

QoS Technologies 304

 Introduction to QoS 304

 QoS Configuration Steps 305

 QoS Components 306

 QoS Mechanisms 307

  Classification 308

  Marking 308

  Congestion Management 309

  Congestion Avoidance 309

  Policing and Shaping 310

  Link Efficiency 312

Case Study: SOHO Network Design 313

 Case Study Scenario 313

 Suggested Solution 315

 IP Addressing 315

 Layer 1 Media 317

 Layer 2 Devices 317

 Layer 3 Devices 318

 Wireless Design 318

 Environmental Factors 319

 Cost Savings Versus Performance 320

 Topology 320

Real-World Case Study 320

Summary 321

Exam Preparation Tasks 322

Review Questions 323

 

Chapter 10 Command-Line Tools 326

Foundation Topics 328

Windows Commands 328

 arp 328

 ipconfig 330

 nbtstat 333

 netstat 336

 nslookup 338

 ping 340

 ping with IPv6 342

 route 342

 tracert 346

 tracert with IPv6 347

 PathPing 348

UNIX Commands 348

 arp 349

 dig and nslookup 352

 host 353

 ifconfig 353

 traceroute 354

 traceroute for IPv6 355

 netstat 355

 ping 357

Real-World Case Study 359

Summary 360

Exam Preparation Tasks 360

Review Questions 362

 

Chapter 11 Network Management 366

Foundation Topics 368

Maintenance Tools 368

 Bit-Error Rate Tester 368

 Butt Set 369

 Cable Certifier 369

 Cable Tester 370

 Connectivity Software 370

 Crimper 370

 Electrostatic Discharge Wrist Strap 371

 Environmental Monitor 372

 Loopback Plug 373

 Multimeter 373

 Protocol Analyzer 374

 WiFi Analyzer 375

 Looking-Glass Sites 375

 Speed Test Sites 376

 Punch-Down Tool 376

 Throughput Tester 376

 Time Domain Reflectometer/Optical Time Domain Reflectometer 377

 Toner Probe 378

Configuration Management 378

Monitoring Resources and Reports 381

 SNMP 381

 Syslog 385

 Logs 387

 Application Logs 388

 Security Logs 388

 System Logs 389

Real-World Case Study 389

Summary 390

Exam Preparation Tasks 391

Review Questions 392

 

Chapter 12 Network Security 396

Foundation Topics 398

Security Fundamentals 398

 Network Security Goals 398

 Confidentiality 398

  Symmetric Encryption 399

  Asymmetric Encryption 400

 Integrity 402

 Availability 403

Categories of Network Attacks 403

 Confidentiality Attacks 403

 Integrity Attacks 407

 Availability Attacks 409

  Denial of Service 410

  Distributed Denial of Service 410

  TCP SYN Flood 410

  Buffer Overflow 411

  ICMP Attacks 411

  Electrical Disturbances 412

  Attacks on a System’s Physical Environment 413

 Physical Controls 414

Defending Against Attacks 414

 User Training 414

 Patching 415

 Security Policies 416

 Governing Policy 417

 Technical Policies 418

 End-User Policies 418

 More Detailed Documents 418

 Incident Response 419

 Vulnerability Scanners 420

 Nessus 420

 Nmap 421

 Honey Pots and Honey Nets 422

 Access Control Lists 423

Remote-Access Security 424

Firewalls 426

 Firewall Types 426

 Firewall Inspection Types 427

 Packet-Filtering Firewall 427

 Stateful Firewall 428

 Firewall Zones 429

 Unified Threat Management Firewalls 430

Virtual Private Networks 431

 Overview of IPsec with IKEv1 433

 IKE Modes and Phases 433

 Authentication Header and Encapsulating Security Payload 435

 The Five Steps in Setting Up and Tearing Down an IPsec Site-to-Site VPN Using IKEv1 437

 Other VPN Technologies 438

Intrusion Detection and Prevention 439

 IDS Versus IPS 439

 IDS and IPS Device Categories 440

 Detection Methods 440

  Signature-Based Detection 440

  Policy-Based Detection 441

  Anomaly-Based Detection 441

 Deploying Network-Based and Host-Based Solutions 442

Real-World Case Study 443

Summary 444

Exam Preparation Tasks 445

Review Questions 447

 

Chapter 13 Network Troubleshooting 450

Foundation Topics 452

Troubleshooting Basics 452

 Troubleshooting Fundamentals 452

 Structured Troubleshooting Methodology 454

Physical Layer Troubleshooting 457

 Physical Layer Troubleshooting: Scenario 458

 Physical Layer Troubleshooting: Solution 459

Data Link Layer Troubleshooting 460

 Data Link Layer Troubleshooting: Scenario 461

 Data Link Layer Troubleshooting: Solution 461

Network Layer Troubleshooting 462

 Layer 3 Data Structures 462

 Common Layer 3 Troubleshooting Issues 464

 Network Layer Troubleshooting: Scenario 465

 Network Layer Troubleshooting: Solution 466

Wireless Troubleshooting 467

 Wireless Network Troubleshooting: Scenario 469

 Wireless Network Troubleshooting: Solution 469

Specialized Networks 470

Real-World Case Study 470

Summary 471

Exam Preparation Tasks 472

Review Questions 473

 

Chapter 14 Final Preparation 476

Tools for Final Preparation 477

 Pearson Cert Practice Test Engine and Questions on the DVD 477

  Install the Software from the DVD 478

  Activate and Download the Practice Exam 479

  Activating Other Exams 480

  Premium Edition 480

 Video Training on DVD 480

 Memory Tables 481

 Simulations and Performance-Based Exercises 481

 End-of-Chapter Review Tools 481

Suggested Plan for Final Review and Study 481

Strategies for Taking the Exam 483

Summary 484

 

APPENDIX A Answers to Review Questions 486



APPENDIX B Network+ N10-006 Exam Updates 490



APPENDIX C Exam Essentials 494



 

Glossary 506

 



Index 533

 

 

ON THE DVD:

 

APPENDIX D Memory Tables



APPENDIX E Memory Table Answer Key



APPENDIX F Study Planner  

Erscheint lt. Verlag 2.4.2015
Verlagsort Upper Saddle River
Sprache englisch
Maße 196 x 240 mm
Gewicht 1206 g
Themenwelt Mathematik / Informatik Informatik Netzwerke
Informatik Weitere Themen Zertifizierung
ISBN-10 0-7897-5408-8 / 0789754088
ISBN-13 978-0-7897-5408-0 / 9780789754080
Zustand Neuware
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