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CCNA Wireless 200-355 Official Cert Guide David Hucaby

CCNA Wireless 200-355 Official Cert Guide By David Hucaby

CCNA Wireless 200-355 Official Cert Guide by David Hucaby


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CCNA Wireless 200-355 Official Cert Guide Summary

CCNA Wireless 200-355 Official Cert Guide by David Hucaby

CCNA Wireless 200-355 Official Cert Guide presents you with an organized test-preparation routine through the use of proven series elements and techniques. Do I Know This Already? quizzes open each chapter and enable you to decide how much time you need to spend on each section. Exam topic lists make referencing easy. Chapter-ending Exam Preparation Tasks help you drill on key concepts you must know thoroughly.

* Master Cisco CCNA 200-355 exam topics

* Assess your knowledge with chapter-opening quizzes

* Review key concepts with exam preparation tasks

* Practice with realistic exam questions on the DVD


CCNA Wireless 200-355 Official Cert Guide focuses specifically on the objectives for the Cisco CCNA WIFUND 200-355exam. Leading network engineer and best-selling Cisco certification author David Hucaby shares preparation hints and test-taking tips, helping you identify areas of weakness and improve both your conceptual knowledge and hands-on skills. Material is presented in a concise manner, focusing on increasing your understanding and retention of exam topics.


The companion DVD contains a powerful Pearson IT Certification Practice Test engine that enables you to focus on individual topic areas or take a complete, timed exam. The assessment engine also tracks your performance and provides feedback on a module-by-module basis, laying out a complete assessment of your knowledge to help you focus your study where it is needed most.


Well regarded for its level of detail, assessment features, comprehensive design scenarios, and challenging review questions and exercises, this official study guide helps you master the concepts and techniques that will enable you to succeed on the exam the first time.


The official study guide helps you master all the topics on the CCNA WIFUND exam, including

  • RF signals, modulations, standards, and performance
  • Antenna theory
  • Wireless LAN topologies and 802.11 frame types
  • Wireless AP coverage planning
  • Cisco wireless architectures
  • Autonomous, cloud, and controller-based deployments
  • Controller discovery, roaming, and RRM
  • Wireless security
  • WLAN configuration
  • Wireless guest network implementation
  • Client connectivity
  • Cisco wireless network management
  • Troubleshooting interference and connectivity

CCNA Wireless 200-355 Official Cert Guide is part of a recommended learning path from Cisco that includes simulation and hands-on training from authorized Cisco Learning Partners and self-study products from Cisco Press. To find out more about instructor-led training, e-learning, and hands-on instruction offered by authorized Cisco Learning Partners worldwide, please visit http://www.cisco.com/web/learning/index.html.


The print edition of the CCNA Wireless 200-355 Official Cert Guide contains two free, complete practice exams.


Also available from Cisco Press for Cisco CCNA study is the CCNA Wireless 200-355 Official Cert Guide Premium Edition eBook and Practice Test. This digital-only certification preparation product combines an eBook with enhanced Pearson IT Certification Practice Test.


This integrated learning package

* Enables you to focus on individual topic areas or take complete, timed exams

* Includes direct links from each question to detailed tutorials to help you understand the concepts behind the questions

* Provides unique sets of exam-realistic practice questions

* Tracks your performance and provides feedback on a module-by-module basis, laying out a complete assessment of your knowledge to help you focus your study where it is needed most

About David Hucaby

David Hucaby, CCIE No. 4594, is a network engineer for a large university healthcare network based on Cisco wireless products. David has bachelor's and master's degrees in electrical engineering from the University of Kentucky. He is the author of several Cisco Press titles, including CCNP SWITCH Exam Certification Guide; Cisco LAN Switching Video Mentor; CCNP Security FIREWALL Exam Certification Guide; Cisco ASA, PIX, and FWSM Firewall Handbook, Second Edition; and Cisco Firewall Video Mentor.


David lives in Kentucky with his wife, Marci, and two daughters.

Table of Contents

Introduction

Chapter 1 RF Signals and Modulation 3

Do I Know This Already? Quiz 3

Foundation Topics 7

Comparing Wired and Wireless Networks 7

Understanding Basic Wireless Theory 7

Understanding Frequency 9

Understanding Phase 14

Measuring Wavelength 14

Understanding RF Power and dB 15

Important dB Laws to Remember 17

Comparing Power Against a Reference: dBm 19

Measuring Power Changes Along the Signal Path 20

Understanding Power Levels at the Receiver 23

Carrying Data Over an RF Signal 24

FHSS 26

DSSS 27

1-Mbps Data Rate 28

2-Mbps Data Rate 28

5.5-Mbps Data Rate 29

11-Mbps Data Rate 30

OFDM 30

Modulation Summary 32

Exam Preparation Tasks 34

Review All Key Topics 34

Key Terms 34

Chapter 2 RF Standards 37

Do I Know This Already? Quiz 37

Foundation Topics 41

Regulatory Bodies 41

ITU-R 41

FCC 42

ETSI 44

Other Regulatory Bodies 45

IEEE Standards Body 45

802.11 Channel Use 47

Channels in the 2.4-GHz ISM Band 47

Channels in the 5-GHz U-NII Bands 49

IEEE 802.11 Standards 50

802.11-1997 51

802.11b 51

802.11g 52

802.11a 53

802.11n 54

Channel Aggregation 55

Spatial Multiplexing 57

MAC Layer Efficiency 58

Transmit Beamforming 59

Maximal-Ratio Combining 60

802.11n Modulation and Coding Schemes 60

802.11ac 60

Robust Channel Aggregation 61

Dense Modulation 63

MAC Layer Efficiency 63

Explicit Transmit Beamforming 64

Scalable MIMO 64

Multi-user MIMO 64

802.11ac Implementation 65

802.11 in Other Frequency Bands 65

Wi-Fi Alliance 66

Exam Preparation Tasks 68

Review All Key Topics 68

802.11 Protocol Summary 68

Define Key Terms 69

Chapter 3 RF Signals in the Real World 71

Do I Know This Already? Quiz 71

Foundation Topics 74

Interference 74

Co-Channel Interference 74

Neighboring Channel Interference 75

Non-802.11 Interference 76

Free Space Path Loss 77

Mitigating the Effects of Free Space Path Loss 79

Effects of Physical Objects 80

Reflection 81

Absorption 82

Scattering 83

Refraction 83

Diffraction 84

Fresnel Zones 84

Exam Preparation Tasks 88

Review All Key Topics 88

Define Key Terms 88

Chapter 4 Understanding Antennas 91

Do I Know This Already? Quiz 91

Foundation Topics 94

Antenna Characteristics 94

Radiation Patterns 94

Gain 97

Beamwidth 97

Polarization 98

Antenna Types 99

Omnidirectional Antennas 99

Directional Antennas 103

Antenna Summary 107

Adding Antenna Accessories 107

Exam Preparation Tasks 109

Review All Key Topics 109

Define Key Terms 109

Chapter 5 Wireless LAN Topologies 111

Do I Know This Already? Quiz 111

Foundation Topics 114

Types of Wireless Networks 114

Wireless LAN Topologies 115

Basic Service Set 116

Distribution System 118

Extended Service Set 120

Independent Basic Service Set 122

Other Wireless Topologies 122

Repeater 122

Workgroup Bridge 123

Outdoor Bridge 124

Mesh Network 125

Exam Preparation Tasks 126

Review All Key Topics 126

Define Key Terms 126

Chapter 6 Understanding 802.11 Frame Types 129

Do I Know This Already? Quiz 129

Foundation Topics 132

802.11 Frame Format 132

802.11 Frame Addressing 134

Accessing the Wireless Medium 136

Carrier Sense 137

Collision Avoidance 137

802.11 Frame Types 140

Management Frames 140

Control Frames 141

Data Frames 142

Client Housekeeping 142

A Client Scans for APs 143

A Client Joins a BSS 144

A Client Leaves a BSS 145

A Client Moves Between BSSs 146

A Client Saves Power 147

Exam Preparation Tasks 151

Review All Key Topics 151

Define Key Terms 151

Chapter 7 Planning Coverage with Wireless APs 153

Do I Know This Already? Quiz 153

Foundation Topics 157

AP Cell Size 157

Tuning Cell Size with Transmit Power 157

Tuning Cell Size with Data Rates 159

Adding APs to an ESS 162

The Roaming Process 163

WLAN Channel Layout 165

Designing and Validating Coverage with Site Surveys 169

Applications and Their Requirements 169

Site Survey Types and Tools 171

Predictive or Planning Surveys 172

Passive Site Surveys 174

Active Site Surveys 175

Developing a Complete Survey Strategy 178

Exam Preparation Tasks 180

Review All Key Topics 180

Define Key Terms 180

Site Survey Type and Application Highlights 180

Chapter 8 Understanding Cisco Wireless Architectures 183

Do I Know This Already? Quiz 183

Foundation Topics 187

Distributed Architectures 187

Autonomous Architecture 187

Cloud-based Architecture 190

Split-MAC Architectures 192

Centralized Wireless Network Architecture 197

Converged Wireless Network Architecture 200

FlexConnect Wireless Network Architecture 204

Cisco Wireless Network Building Blocks 205

Cisco Wireless LAN Controllers 205

Cisco APs 206

Exam Preparation Tasks 209

Review All Key Topics 209

Chapter 9 Implementing Autonomous and Cloud Deployments 211

Do I Know This Already? Quiz 211

Foundation Topics 214

Initially Configuring an Autonomous AP 215

Connecting the AP 215

Initially Configuring the AP 217

Upgrading an Autonomous AP 221

Initially Configuring Cloud-based APs 223

Exam Preparation Tasks 228

Review All Key Topics 228

Define Key Terms 228

Chapter 10 Implementing Controller-based Deployments 231

Do I Know This Already? Quiz 231

Foundation Topics 235

Connecting a Centralized Controller 235

Using Controller Ports 235

Using Controller Interfaces 237

Performing an Initial Setup 238

Initial Setup of a Centralized Controller with the Configuration Wizard 239

Initial Setup of a Converged Controller with the Configuration Wizard 247

Initial Setup of a Centralized Controller with WLAN Express Setup 254

Initial Setup of a Centralized Controller with the CLI 257

Maintaining a Wireless Controller 258

Backing Up Controller Configurations 258

Updating Wireless LAN Controller Code 259

Updating Wireless Control Module Code 262

Exam Preparation Tasks 263

Review All Key Topics 263

Define Key Terms 263

Chapter 11 Understanding Controller Discovery 265

Do I Know This Already? Quiz 265

Foundation Topics 268

Discovering a Controller 268

AP States 268

Discovering a WLC 270

Selecting a WLC 271

Designing High Availability 272

Detecting a Controller Failure 274

Building Redundancy 274

N+1 Redundancy 274

N+N Redundancy 275

N+N+1 Redundancy 276

SSO Redundancy 277

Exam Preparation Tasks 279

Review All Key Topics 279

Define Key Terms 279

Chapter 12 Understanding Roaming 281

Do I Know This Already? Quiz 281

Foundation Topics 285

Roaming Overview 285

Roaming Between Autonomous APs 285

Intracontroller Roaming 288

Roaming Between Centralized Controllers 290

Layer 2 Roaming 290

Layer 3 Roaming 292

Scaling Mobility with Mobility Groups 296

Roaming Coordination with Centralized Controllers 298

Roaming Between Converged Controllers 300

Exam Preparation Tasks 303

Review All Key Topics 303

Define Key Terms 303

Chapter 13 Understanding RRM 305

Do I Know This Already? Quiz 305

Foundation Topics 308

Configuring 802.11 Support 308

Configuring Data Rates 309

Configuring 802.11n and 802.11ac Support 310

Understanding RRM 311

RF Groups 313

TPC 315

DCA 318

Coverage Hole Detection Mitigation 320

Manual RF Configuration 322

Verifying RRM Results 323

Exam Preparation Tasks 325

Review All Key Topics 325

Define Key Terms 325

Chapter 14 Wireless Security Fundamentals 327

Do I Know This Already? Quiz 327

Foundation Topics 331

Anatomy of a Secure Connection 331

Authentication 332

Message Privacy 333

Message Integrity 334

Intrusion Protection 335

Wireless Client Authentication Methods 336

Open Authentication 336

WEP 337

802.1x/EAP 338

LEAP 339

EAP-FAST 339

PEAP 340

EAP-TLS 340

Wireless Privacy and Integrity Methods 341

TKIP 341

CCMP 342

WPA and WPA2 342

Securing Management Frames with MFP 343

Configuring Wireless Security 344

Configuring WPA2 Personal 344

Configuring WPA2 Enterprise Mode 346

Configuring WPA2 Enterprise with Local EAP 348

Exam Preparation Tasks 351

Review All Key Topics 351

Define Key Terms 351

Chapter 15 Configuring a WLAN 353

Do I Know This Already? Quiz 353

Foundation Topics 355

WLAN Overview 355

Configuring a WLAN 356

Configuring a RADIUS Server 356

Creating a Dynamic Interface 358

Creating a New WLAN 360

Configuring WLAN Security 362

Configuring WLAN QoS 364

Configuring Advanced WLAN Settings 365

Finalizing WLAN Configuration 366

Exam Preparation Tasks 368

Review All Key Topics 368

Chapter 16 Implementing a Wireless Guest Network 371

Do I Know This Already? Quiz 371

Foundation Topics 374

Guest Network Overview 374

Scaling the Guest Network 375

Configuring a Guest Network 377

Exam Preparation Tasks 382

Review All Key Topics 382

Define Key Terms 382

Chapter 17 Configuring Client Connectivity 385

Do I Know This Already? Quiz 385

Foundation Topics 388

Configuring Common Wireless Clients 388

Considering Wireless Client Requirements 388

Understanding Windows Wi-Fi 389

Understanding Android Wi-Fi 395

Understanding MacOS X Wi-Fi 397

Understanding Apple iOS Wi-Fi 400

Cisco Compatibility Extensions 402

Exam Preparation Tasks 406

Review All Key Topics 406

Define Key Terms 406

Chapter 18 Managing Cisco Wireless Networks 409

Do I Know This Already? Quiz 409

Foundation Topics 412

Cisco Unified Access Overview 412

Using Prime Infrastructure 414

Alarms in the Dashboard 417

Monitoring a Wireless Network with Prime Infrastructure 419

Using Prime Infrastructure Maps 420

Configuring Devices with PI 426

Exam Preparation Tasks 427

Review All Key Topics 427

Chapter 19 Dealing with Wireless Interference 429

Do I Know This Already? Quiz 429

Foundation Topics 432

Understanding Types of Interference 432

Bluetooth 432

ZigBee 433

Cordless Phones 434

Microwave Ovens 434

WiMAX 434

Other Devices 435

Using Tools to Detect and Manage Interference 436

Spectrum Analyzers 436

Cisco CleanAir 439

Enabling CleanAir 440

Air-Quality Index 443

Using Event-Driven RRM 445

Exam Preparation Tasks 447

Review All Key Topics 447

Define Key Terms 447

Chapter 20 Troubleshooting WLAN Connectivity 449

Do I Know This Already? Quiz 449

Foundation Topics 453

Troubleshooting Client Connectivity 453

Troubleshooting Clients from PI 454

Testing a Client from PI 459

Troubleshooting Clients from the Controller 461

Verifying Client WLAN Settings 462

Viewing Controller Logs 463

Troubleshooting AP Connectivity 464

Verifying AP-to-WLC Connectivity 464

Verifying AP-to-Network Connectivity 465

Verifying the AP and Antenna Orientation 467

Checking the RF Environment 468

Exam Preparation Tasks 472

Review All Key Topics 472

Chapter 21 Final Review 475

Advice About the Exam Event 475

Learn the Question Types Using the Cisco Certification Exam Tutorial 475

Think About Your Time Budget 480

Other Pre-Exam Suggestions 481

Exam Engine and Questions on the DVD 482

Install the Exam Engine 482

Activate and Download the Practice Exam 483

Activating Other Exams 483

Premium Edition 484

Using the Exam Engine 484

The Cisco Learning Network 485

Final Thoughts 485

Appendix A Answers to the Do I Know This Already? Quizzes 487

Appendix B Modulation and Coding Schemes 505

Appendix C CCNA Wireless 200-355 Exam Updates 513

Key Terms Glossary 515

On the DVD

Appendix D Study Planner

Key Terms Glossary

9781587144578 TOC 11/19/2015

Additional information

GOR008326836
9781587144578
1587144573
CCNA Wireless 200-355 Official Cert Guide by David Hucaby
Used - Very Good
Hardback
Pearson Education (US)
20160111
608
N/A
Book picture is for illustrative purposes only, actual binding, cover or edition may vary.
This is a used book - there is no escaping the fact it has been read by someone else and it will show signs of wear and previous use. Overall we expect it to be in very good condition, but if you are not entirely satisfied please get in touch with us

Customer Reviews - CCNA Wireless 200-355 Official Cert Guide