CWTS, CWS, and CWT Complete Study Guide

Introduction xvii Assessment Test xl Chapter 1 Computer Networking Fundamentals 1 Network Types 2 Network Topologies 7 The OSI Model 14 Device Addressing 21 Summary 27 Exam Essentials 28 Review Questions 30 Chapter 2 Wireless Local Area Networking, Standards, and Certifications 35 The Wireless Computer Network 36 Building-to-Building Connectivity Using Wireless LAN Technology 38 Radio Frequency Regulatory Domain Governing Bodies and Local Regulatory Authorities 40 The IEEE 42 Interoperability Certifications 55 Common Wireless Local Area Network Deployment Scenarios 59 Summary 71 Exam Essentials 72 Review Questions 73 Chapter 3 Infrastructure and Client Devices Used with Wireless Networking 77 The Wireless Access Point 80 Wireless Mesh 95 Wireless Bridges 96 Wireless Repeaters/Range Extenders 97 Wireless LAN Controllers and Cloud-Managed Architectures 98 Power over Ethernet 104 Radio Hardware Used with Wireless LAN Technology 108 USB 1.0, USB 1.1, USB 2.0, and USB 3.0 108 Peripheral Component Interconnect 112 Mini-PCI, Mini-PCIe, and Half Mini-PCIe 115 Wireless Workgroup Bridges 118 Client Device Drivers 121 Client Utility Software 121 Summary 124 Exam Essentials 125 Review Questions 126 Chapter 4 Radio Frequency Fundamentals for Wireless Networking 131 Understanding Radio Frequency 133 Wireless LAN Coverage and Capacity 143 Radio Frequency Range and Speed 150 Wi-Fi and Non-Wi-Fi Interference 152 Basic Units of Radio Frequency Measurement 158 Summary 166 Exam Essentials 167 Review Questions 168 Chapter 5 Antenna Technology for Wireless Networking 171 Basic Radio Frequency Antenna Concepts 172 Wireless LAN Antenna Types 180 Radio Frequency Cables and Connectors 195 Factors in Antenna Installation 199 Minimizing the Effects of Multipath Using Antenna Diversity 200 Combating Effects of Wind and Lightning in Wireless LAN Installations 201 Installation Safety 203 Antenna Mounting 203 Maintaining Clear Communications 206 Summary 208 Exam Essentials 209 Review Questions 211 Chapter 6 Communication for Wireless Networking 215 Wireless LAN Operation Methods 216 Connecting to an IEEE 802.11 Wireless Network 227 The Distribution System 237 Data Rates 238 Throughput 240 Dynamic Rate Switching 246 Wireless LAN Transitioning/Roaming 247 IEEE 802.11 Power Save Operations 249 IEEE 802.11 Protection Mechanisms 251 Summary 254 Exam Essentials 256 Review Questions 257 Chapter 7 Modulation Technology for Wireless Networking 261 Network Access Methods 262 Spread-Spectrum Technology 269 IEEE 802.11 DSSS and HR/DSSS Channels 271 IEEE 802.11g Extended Rate Physical 273 IEEE 802.11n High Throughput 275 IEEE 802.11a, 802.11g, 802.11n, and 802.11ac OFDM 275 Summary 287 Exam Essentials 287 Review Questions 289 Chapter 8 Security Fundamentals for Wireless Networking 293 Introducing IEEE 802.11 Wireless LAN Security 295 Wireless LAN Threats and Intrusion 295 IEEE 802.11 Standard Security 297 Early Wireless LAN Security Methods 298 MAC Address Filtering 301 IEEE 802.11 Authentication and Data Encryption 302 IEEE 802.11 SOHO and Enterprise Security Technologies 304 Wi-Fi Protected Access and WPA2 Personal Security 307 WPA and WPA2 Enterprise Security 308 IEEE 802.1X/EAP 308 IEEE 802.11 Encryption Methods 313 Role-Based Access Control 317 Virtual Private Networking 318 The Wireless Intrusion Prevention System 328 The Captive Portal 334 Wireless Network Management and Monitoring Systems 334 Industry Regulatory Compliance 339 Summary 340 Exam Essentials 341 Review Questions 343 Chapter 9 Design for Wireless Networking 347 Wireless Site Surveys 349 Gathering Business Requirements 356 Interviewing Stakeholders 358 Gathering Site-Specific Documentation 362 Identifying Infrastructure Connectivity and Power Requirements 366 Understanding Application Requirements 368 Understanding Radio Frequency Coverage and Capacity Requirements 369 Client Connectivity Requirements 369 Antenna Use Considerations 370 The Physical Radio Frequency Site Survey Process 374 Radio Frequency Spectrum Analysis 375 Received Signal Strength 385 Performing a Manual Radio Frequency Wireless Site Survey 387 Performing a Predictive Modeling Site Survey 400 Performing a Post-Deployment Site Survey 403 Protocol Analysis 403 RF Coverage Planning 410 Infrastructure Hardware Selection and Placement 410 Testing Different Antennas 411 Wireless Channel Architectures 413 Wireless Device Installation Limitations 414 Site Survey Report 415 Summary 417 Exam Essentials 418 Review Questions 420 Chapter 10 Mobile Device Management and BYOD Fundamentals 425 Mobile Device Management Solutions 427 Common Mobile Device Operating System Platforms 430 The Mobile Application Store 431 Pushing Content to Mobile Devices 435 Mobile Device Management Administrative Permissions 436 Understanding Mobile Device Management High Availability and Redundancy 436 Mobile Device Management Device Groups 437 Location-Based Services 438 Mobile Device Telecommunications Expense Management 440 Captive and Self-Service Portals 440 General Technology Network and Security Policy 442 Information Technology and Security Policy Implementation and Adherence 443 Backup, Restore, and Recovery Policies 445 Operating System Modifications and Customization 446 Technology Profiles 448 Understanding Group Profiles 451 Policy and Profile Pilot Testing 453 Summary 454 Exam Essentials 455 Review Questions 456 Chapter 11 Troubleshooting for Wireless Networking 461 Identifying Wireless LAN Problems 462 Wireless LAN Connectivity-Coverage and Capacity Problems 465 Application Performance Problems 480 Optimizing Wireless Networks 488 Summary 498 Exam Essentials 499 Review Questions 500 Appendix Answers to Review Questions 505 Chapter 1: Computer Networking Fundamentals 506 Chapter 2: Wireless Local Area Networking, Standards, and Certifications 508 Chapter 3: Infrastructure and Client Devices Used with Wireless Networking 509 Chapter 4: Radio Frequency Fundamentals for Wireless Networking 511 Chapter 5: Antenna Technology for Wireless Networking 512 Chapter 6: Communication for Wireless Networking 514 Chapter 7: Modulation Technology for Wireless Networking 516 Chapter 8: Security Faundamentals for Wireless Networking 517 Chapter 9: Design for Wireless Networking 519 Chapter 10: Mobile Device Management and BYOD Fundamentals 521 Chapter 11: Troubleshooting for Wireless Networking 525 Index 529

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