CCNA Wireless 200-355 Official Cert Guide

CCNA Wireless 200-355 Official Cert Guide

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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 802.1 1 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 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 mostshow more

Product details

  • Mixed media product | 608 pages
  • 194 x 233 x 38mm | 1,190g
  • Pearson Education (US)
  • Cisco Press
  • Indianapolis, United States
  • English
  • 1587144573
  • 9781587144578
  • 156,077

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 more

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 11/19/2015show more

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