CWNA Certified Wireless Network Administrator Study Guide, 5th Edition

CWNA Certified Wireless Network Administrator Study Guide, 5th Edition

by David D. Coleman, David A. Westcott
Released October 2018
Publisher(s): Sybex
ISBN: 9781119425786

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Book description

The bestselling CWNA study guide, updated for the latest exam

The CWNA: Certified Wireless Network Administrator Study Guide is the ultimate preparation resource for the CWNA exam. Fully updated to align with the latest version of the exam, this book features expert coverage of all exam objectives to help you internalize essential information. A pre-assessment test reveals what you already know, allowing you to focus your study time on areas in need of review, while hands-on exercises allow you to practice applying CWNA concepts to real-world scenarios.  Expert-led discussion breaks complex topics down into easily-digestible chucks to facilitate clearer understanding, and chapter review questions help you gauge your progress along the way. You also get a year of free access to the Sybex online interactive learning environment, which features additional resources and study aids including bonus practice exam questions.

The CWNA exam tests your knowledge of regulations and standards, protocols and devices, network implementation, security, and RF site surveying. Thorough preparation gives you your best chance of passing, and this book covers it all with a practical focus that translates to real on-the-job skills.

  • Study 100% of the objectives for Exam CWNA-107
  • Assess your practical skills with hands-on exercises
  • Test your understanding with challenging chapter tests
  • Access digital flashcards, white papers, bonus practice exams, and more

The CWNA certification is a de facto standard for anyone working with wireless technology. It shows employers that you have demonstrated competence in critical areas, and have the knowledge and skills to perform essential duties that keep their wireless technology functioning and safe. The CWNA: Certified Wireless Network Administrator Study Guide gives you everything you need to pass the exam with flying colors.

Table of contents

  1. Acknowledgments
  2. About the Authors
  3. Table of Exercises
  4. Foreword
  5. Introduction
    1. CWNA Exam (CWNA-107) Objectives
    2. CWNA: Certified Wireless Network Administrator Exam (CWNA-107) Objectives
  6. Assessment Test
  7. Answers to the Assessment Test
  8. Chapter 1 Overview of Wireless Standards, Organizations, and Fundamentals
    1. History of Wireless Local Area Networks
    2. Standards Organizations
    3. Core, Distribution, and Access
    4. Communications Fundamentals
    5. Summary
    6. Exam Essentials
    7. Review Questions
  9. Chapter 2 IEEE 802.11 Standard and Amendments
    1. Original IEEE 802.11 Standard
    2. IEEE 802.11-2016 Ratified Amendments
    3. Post 802.11-2016 Ratified Amendments
    4. IEEE 802.11 Draft Amendments
    5. Defunct Amendments
    6. IEEE Task Group m
    7. Summary
    8. Exam Essentials
    9. Review Questions
  10. Chapter 3 Radio Frequency Fundamentals
    1. What Is a Radio Frequency Signal?
    2. Radio Frequency Characteristics
    3. Radio Frequency Behaviors
    4. Summary
    5. Exam Essentials
    6. Review Questions
  11. Chapter 4 Radio Frequency Components, Measurements, and Mathematics
    1. RF Components
    2. Units of Power and Comparison
    3. RF Mathematics
    4. Summary
    5. Exam Essentials
    6. Review Questions
  12. Chapter 5 Radio Frequency Signal and Antenna Concepts
    1. Azimuth and Elevation Charts (Antenna Radiation Envelopes)
    2. Interpreting Polar Charts
    3. Beamwidth
    4. Antenna Types
    5. Visual Line of Sight
    6. RF Line of Sight
    7. Fresnel Zone
    8. Earth Bulge
    9. Antenna Polarization
    10. Antenna Diversity
    11. Multiple-Input, Multiple-Output
    12. Antenna Connection and Installation
    13. Antenna Accessories
    14. Regulatory Compliance
    15. Summary
    16. Exam Essentials
    17. Review Questions
  13. Chapter 6 Wireless Networks and Spread Spectrum Technologies
    1. Narrowband and Spread Spectrum
    2. Frequency-Hopping Spread Spectrum
    3. Direct-Sequence Spread Spectrum
    4. Orthogonal Frequency-Division Multiplexing
    5. Industrial, Scientific, and Medical Bands
    6. Unlicensed National Information Infrastructure Bands
    7. 3.6 GHz Band
    8. 4.9 GHz Band
    9. Future Wi-Fi Frequencies
    10. 2.4 GHz Channels
    11. 5 GHz Channels
    12. Adjacent, Nonadjacent, and Overlapping Channels
    13. Throughput vs. Bandwidth
    14. Communication Resilience
    15. Summary
    16. Exam Essentials
    17. Review Questions
  14. Chapter 7 Wireless LAN Topologies
    1. Wireless Networking Topologies
    2. 802.11 Stations
    3. 802.11 Service Sets
    4. 802.11 Configuration Modes
    5. Summary
    6. Exam Essentials
    7. Review Questions
  15. Chapter 8 802.11 Medium Access
    1. CSMA/CA vs. CSMA/CD
    2. Collision Detection
    3. Distributed Coordination Function
    4. Point Coordination Function
    5. Hybrid Coordination Function
    6. Wi-Fi Multimedia
    7. Airtime Fairness
    8. Summary
    9. Exam Essentials
    10. Review Questions
  16. Chapter 9 802.11 MAC
    1. Packets, Frames, and Bits
    2. Data-Link Layer
    3. Physical Layer
    4. 802.11 and 802.3 Interoperability
    5. 802.11 MAC Header
    6. 802.11 Frame Body
    7. 802.11 Trailer
    8. 802.11 State Machine
    9. Management Frames
    10. Control Frames
    11. Data Frames
    12. Power Management
    13. Summary
    14. Exam Essentials
    15. Review Questions
  17. Chapter 10 MIMO Technology: HT and VHT
    1. MIMO
    2. Multi-User MIMO
    3. Channels
    4. Guard Interval
    5. 256-QAM Modulation
    6. 802.11n/ac PPDUs
    7. 802.11n/ac MAC
    8. HT/VHT Protection Mechanisms
    9. Wi-Fi Alliance Certification
    10. Summary
    11. Exam Essentials
    12. Review Questions
  18. Chapter 11 WLAN Architecture
    1. WLAN Client Devices
    2. Management, Control, and Data Planes
    3. WLAN Architecture
    4. Specialty WLAN Infrastructure
    5. Cloud Networking
    6. Infrastructure Management
    7. Application Programming Interface
    8. Summary
    9. Exam Essentials
    10. Review Questions
  19. Chapter 12 Power over Ethernet (PoE)
    1. History of PoE
    2. An Overview of PoE Devices
    3. Planning and Deploying PoE
    4. 802.11ac and PoE
    5. Summary
    6. Exam Essentials
    7. Review Questions
  20. Chapter 13 WLAN Design Concepts
    1. WLAN Coverage Design
    2. Roaming Design
    3. Channel Design
    4. Capacity Design
    5. Voice vs. Data
    6. Dual 5 GHz and Software-Defined Radios
    7. Physical Environment
    8. Antennas
    9. Outdoor Design
    10. Summary
    11. Exam Essentials
    12. Review Questions
  21. Chapter 14 Site Survey and Validation
    1. WLAN Site Survey and Design Interview
    2. Vertical Market Considerations
    3. Legacy AP-on-a-Stick Survey
    4. Hybrid Survey
    5. Validation Survey
    6. Site Survey Tools
    7. Documents and Reports
    8. Summary
    9. Exam Essentials
    10. Review Questions
  22. Chapter 15 WLAN Troubleshooting
    1. Five Tenets of WLAN Troubleshooting
    2. Layer 1 Troubleshooting
    3. Layer 2 Troubleshooting
    4. Security Troubleshooting
    5. Roaming Troubleshooting
    6. Channel Utilization
    7. Layers 3–7 Troubleshooting
    8. WLAN Troubleshooting Tools
    9. Summary
    10. Exam Essentials
    11. Review Questions
  23. Chapter 16 Wireless Attacks, Intrusion Monitoring, and Policy
    1. Wireless Attacks
    2. Intrusion Monitoring
    3. Wireless Security Policies
    4. Summary
    5. Exam Essentials
    6. Review Questions
  24. Chapter 17 802.11 Network Security Architecture
    1. 802.11 Security Basics
    2. Legacy 802.11 Security
    3. Robust Security
    4. Traffic Segmentation
    5. WPA3
    6. VPN Wireless Security
    7. Summary
    8. Exam Essentials
    9. Review Questions
  25. Chapter 18 Bring Your Own Device (BYOD) and Guest Access
    1. Mobile Device Management
    2. Self-Service Device Onboarding for Employees
    3. Guest WLAN Access
    4. Hotspot 2.0 and Passpoint
    5. Network Access Control
    6. Summary
    7. Exam Essentials
    8. Review Questions
  26. Chapter 19 802.11ax: High Efficiency (HE)
    1. HE Overview
    2. Multi-User
    3. OFDMA
    4. MU-MIMO
    5. BSS Color
    6. Target Wake Time
    7. Additional 802.11ax PHY and MAC Capabilities
    8. 802.11ax Design Considerations
    9. Summary
    10. Review Questions
  27. Chapter 20 WLAN Deployment and Vertical Markets
    1. Deployment Considerations for Commonly Supported WLAN Applications and Devices
    2. Corporate Data Access and End-User Mobility
    3. Network Extension to Remote Areas
    4. Bridging: Building-to-Building Connectivity
    5. Wireless ISP: Last-Mile Data Delivery
    6. Small Office/Home Office
    7. Mobile Office Networking
    8. Branch Offices
    9. Educational/Classroom Use
    10. Industrial: Warehousing and Manufacturing
    11. Retail
    12. Healthcare
    13. Municipal Networks
    14. Hotspots: Public Network Access
    15. Stadium Networks
    16. Transportation Networks
    17. Law Enforcement Networks
    18. First-Responder Networks
    19. Managed Service Providers
    20. Fixed Mobile Convergence
    21. WLAN and Health
    22. Internet of Things
    23. WLAN Vendors
    24. Summary
    25. Exam Essentials
    26. Review Questions
  28. Appendix A Answers to Review Questions
    1. Chapter 1: Overview of Wireless Standards, Organizations, and Fundamentals
    2. Chapter 2: IEEE 802.11 Standard and Amendments
    3. Chapter 3: Radio Frequency Fundamentals
    4. Chapter 4: Radio Frequency Components, Measurements, and Mathematics
    5. Chapter 5: Radio Frequency Signal and Antenna Concepts
    6. Chapter 6: Wireless Networks and Spread Spectrum Technologies
    7. Chapter 7: Wireless LAN Topologies
    8. Chapter 8: 802.11 Medium Access
    9. Chapter 9: 802.11 MAC
    10. Chapter 10: MIMO Technology: HT and VHT
    11. Chapter 11: WLAN Architecture
    12. Chapter 12: Power over Ethernet (PoE)
    13. Chapter 13: WLAN Design Concepts
    14. Chapter 14: Site Survey and Validation
    15. Chapter 15: WLAN Troubleshooting
    16. Chapter 16: Wireless Attacks, Intrusion Monitoring, and Policy
    17. Chapter 17: 802.11 Network Security Architecture
    18. Chapter 18: Bring Your Own Device (BYOD) and Guest Access
    19. Chapter 19: 802.11ax: High Efficiency (HE)
    20. Chapter 20: WLAN Deployment and Vertical Markets
  29. Appendix B Abbreviations and Acronyms
    1. Certifications
    2. Organizations and Regulations
    3. Measurements
    4. Technical Terms
  30. Index
  31. Advert
  32. End User License Agreement

Product information

  • Title: CWNA Certified Wireless Network Administrator Study Guide, 5th Edition
  • Author(s): David D. Coleman, David A. Westcott
  • Release date: October 2018
  • Publisher(s): Sybex
  • ISBN: 9781119425786