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Wi-Fi Fundamentals – 802.11 Essentials

Curriculum

  • 5 Sections
  • 23 Lessons
  • Lifetime
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  • Section 1: RF Fundamentals
    5
    • 1.1
      What is RF? The Electromagnetic Spectrum
    • 1.2
      Frequency Bands: 2.4GHz vs 5GHz vs 6GHz
    • 1.3
      Antenna Types and Radiation Patterns
    • 1.4
      RF Power, dBm and Link Budgets
    • 1.5
      Free Space Path Loss
  • Section 2: 802.11 Standards & Amendments
    5
    • 2.1
      802.11 Legacy – a/b/g Origins
    • 2.2
      802.11n – MIMO Introduced
    • 2.3
      802.11ac – Wave 1 and Wave 2
    • 2.4
      802.11ax – WiFi 6 and 6E
    • 2.5
      802.11be – WiFi 7 and Multi-Link Operation
  • Section 3: Modulation & Channel Planning
    5
    • 3.1
      OFDM Basics – How WiFi Carries Data
    • 3.2
      MCS Tables and Data Rates
    • 3.3
      Channel Numbering and Band Plans
    • 3.4
      Co-channel vs Adjacent Channel Interference
    • 3.5
      Channel Planning Best Practices
  • Section 4: WiFi Security Fundamentals
    4
    • 4.1
      WEP, WPA, WPA2 – The Evolution
    • 4.2
      WPA3 and Enhanced Open
    • 4.3
      802.1X and Enterprise Authentication
    • 4.4
      Common WiFi Attack Vectors
  • Section 5: Site Survey & Deployment Basics
    5
    • 5.1
      Types of Site Surveys – Predictive vs Passive vs Active vs Throughput/Roaming
    • 5.2
      AP Placement Principles
    • 5.3
      Coverage vs Capacity Design
    • 5.4
      Basic Troubleshooting Methodology
    • 5.5
      WiTS 100 — WiFi Fundamentals Assessment
      30 Minutes10 Questions
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802.11 Legacy – a/b/g Origins
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802.11ac – Wave 1 and Wave 2
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