CWNA: Certified Wireless Network Administrator Official Study Guide (Exam PW0-104) -- Acknowledgments -- About the Authors -- Contents at a Glance -- Contents -- Table of Exercises -- Foreword -- Introduction -- Assessment Test -- Answers to Assessment Test -- Chapter 1: Overview of Wireless Standards, Organizations, and Fundamentals -- History of WLAN -- Standards Organizations -- Core, Distribution, and Access -- Communications Fundamentals -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 2: Radio Frequency Fundamentals -- What Is a Radio Frequency (RF) Signal? -- Radio Frequency Characteristics -- Radio Frequency Behaviors -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 3: Radio Frequency Components, Measurements, and Mathematics -- RF Components -- Units of Power and Comparison -- RF Mathematics -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 4: Radio Frequency Signal and Antenna Concepts -- Active and Passive Gain -- Azimuth and Elevation Charts (Antenna Radiation Envelopes) -- Interpreting Polar Charts -- Beamwidth -- Antenna Types -- Visual Line of Sight -- RF Line of Sight -- Fresnel Zone -- Earth Bulge -- Antenna Polarization -- Antenna Diversity -- Multiple-Input Multiple-Output (MIMO) -- Antenna Connection and Installation -- Antenna Accessories -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 5: IEEE 802.11 Standards -- Overview of the IEEE 802.11 Standard -- IEEE 802.11 Ratified Amendments -- IEEE 802.11 Draft Amendments -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 6: Wireless Networks and Spread Spectrum Technologies.

Industrial, Scientific, and Medical (ISM) Bands -- Unlicensed National Information Infrastructure (UNII) Bands -- Narrowband and Spread Spectrum -- Frequency Hopping Spread Spectrum (FHSS) -- Direct Sequence Spread Spectrum (DSSS) -- Packet Binary Convolutional Code (PBCC) -- Orthogonal Frequency Division Multiplexing (OFDM) -- 2.4 GHz Channels -- 5 GHz Channels -- Adjacent, Nonadjacent, and Overlapping Channels -- Throughput vs. Bandwidth -- Communication Resilience -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 7: Wireless LAN Topologies -- Wireless Networking Topologies -- 802.11 Topologies -- 802.11 Configuration Modes -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 8: 802.11 Medium Access -- CSMA/CA vs. CSMA/CD -- Distributed Coordination Function (DCF) -- Point Coordination Function (PCF) -- Hybrid Coordination Function (HCF) -- Block Acknowledgment (BA) -- Wi-Fi Multimedia (WMM) -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 9: 802.11 MAC Architecture -- Packets, Frames, and Bits -- Data-Link Layer -- Physical Layer -- 802.11 and 802.3 Interoperability -- Three 802.11 Frame Types -- Beacon Management Frame (Beacon) -- Passive Scanning -- Active Scanning -- Authentication -- Association -- Authentication and Association States -- Basic and Supported Rates -- Roaming -- Reassociation -- Disassociation -- Deauthentication -- ACK Frame -- Fragmentation -- Protection Mechanism -- RTS/CTS -- CTS-to-Self -- Data Frames -- Power Management -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 10: Wireless Devices -- Wireless LAN Client Devices -- Progression of WLAN Architecture -- Specialty WLAN Infrastructure -- Summary.

Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 11: WLAN Deployment and Vertical Markets -- Corporate Data Access and End-User Mobility -- Network Extension to Remote Areas -- Bridging-Building-to-Building Connectivity -- Wireless ISP (WISP)- Last-Mile Data Delivery -- Small Office/Home Office (SOHO) -- Mobile Office Networking -- Educational/Classroom Use -- Industrial-Warehousing and Manufacturing -- Healthcare-Hospitals and Offices -- Municipal Networks -- Hotspots-Public Network Access -- Transportation Networks -- Law-Enforcement Networks -- First-Responder Networks -- Fixed Mobile Convergence -- WLAN and Health -- WLAN Vendors -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 12: WLAN Troubleshooting -- Layer 2 Retransmissions -- 802.11 Coverage Considerations -- Capacity vs. Coverage -- Voice vs. Data -- Performance -- Weather -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 13: 802.11 Network Security Architecture -- 802.11 Security Basics -- Legacy 802.11 Security -- Robust Security -- Segmentation -- Infrastructure Security -- VPN Wireless Security -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 14: Wireless Attacks, Intrusion Monitoring, and Policy -- Wireless Attacks -- Intrusion Monitoring -- Wireless Security Policy -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 15: Radio Frequency Site Survey Fundamentals -- WLAN Site Survey Interview -- Documents and Reports -- Vertical Market Considerations -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 16: Site Survey Systems and Devices -- Site Survey Defined.

Site Survey Tools -- Coverage Analysis -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 17: Power over Ethernet (PoE) -- History of PoE -- PoE Devices (Overview) -- Planning and Deploying PoE -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Chapter 18: High Throughput (HT) and 802.11n -- 802.11n History -- MIMO -- HT Channels -- HT PHY -- HT MAC -- HT Operation -- Summary -- Exam Essentials -- Key Terms -- Review Questions -- Answers to Review Questions -- Appendix A: About the Companion CD -- What You'll Find on the CD -- System Requirements -- Using the CD -- Troubleshooting -- Appendix B: Abbreviations, Acronyms, and Regulations -- Certifications -- Organizations and Regulations -- Measurements -- Technical Terms -- Power Regulations -- Glossary -- Index.