on-demand course

Wi-Fi Fundamentals LiveLessons (Video Training): A CCNA Wireless and CWNA Primer

with Jerome Henry

January 2014

Beginner

7h 16m

English

Cisco Press

Closed Captioning available in English, Japanese, Korean, Chinese (Simplified), Chinese (Traditional)

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Course outline

Wi-Fi Fundamentals LiveLessons: Introduction
4m 22s
Learning Objectives
1m 7s
1.1 Understanding WPAN, WLAN, WMAN, and WWAN
4m 37s
1.2 Using Ad Hoc Networks and Infrastructure Mode
3m 50s
1.3 SSID and Roaming
6m 33s
1.4 Specialized Wi-Fi Devices - WGBs, Repeaters, Bridges, and Mesh
4m 19s
1.5 The Roles of the IEEE and the Wi-Fi Alliance
3m 40s
Learning Objectives
1m 13s
2.1 Why Power Matters
1m 29s
2.2 Understanding dB and dbm
12m 59s
2.3 Using dBi and dBd
5m 38s
2.4 Understanding EIRP
8m 15s
Learning Objectives
1m 35s
3.1 Exploring Antenna Principles
7m 49s
3.2 Understanding Radiation Patterns
11m 45s
3.3 Why Use Directional Antennas?
2m 48s
3.4 Understanding Common Omnidirectional Types of Antennas and Polarization
7m 54s
3.5 Using Connectors
2m 37s
3.6 Examining Attenuators, Amplifiers, Lightning Arrestors, and Splitters
4m 51s
Learning Objectives
1m 47s
4.1 Understanding RF Terms and Concepts - Frequency, Wavelength, and Amplitude
8m 36s
4.2 Going through Obstacles - Absorption, Reflection, Multipath, Scattering, and Refraction
9m 54s
4.3 Losing or Gaining Signal in Free Space - Line of Sight, Free Path Loss Model, and Fresnel Zone
6m 58s
4.4 Understanding RSSI and SNR
4m 57s
4.5 Exploring the RF Spectrum
4m 27s
4.6 Competing with non-802.11 Transmissions - Bluetooth, DECT, ZigBee, WiMAX, Radars, and Others
13m 49s
Learning Objectives
1m 54s
5.1 Understanding the Spread Spectrum Technology
10m 20s
5.2 Exploring DSSS Basic Modulations - DBPSK and QBPSK
7m 48s
5.3 Exploring DSSS Advanced Modulation - CCK
5m 27s
5.4 Exploring OFDM Basic Modulations - BPSK and QPSK
8m 14s
5.5 Exploring OFDM Advanced Modulation - QAM
8m 11s
5.6 Issues Linked to Channel Overlaps and Channel Reuse
13m 40s
Learning Objectives
2m 33s
6.1 Understanding the Original 802.11
8m 8s
6.2 Understanding 802.11b
11m 48s
6.3 Understanding 802.11a and 802.11g
19m 31s
6.4 Going Faster - 802.11n Channel Aggregation and Blocks
7m 2s
6.5 Going Faster - 802.11n MIMO (MRC, TxBF, and Spatial Multiplexing)
14m 34s
6.6 Going Even Faster - 802.11ac
19m 44s
6.7 Other Ways of Making the Spectrum More Efficient
6m 43s
Learning Objectives
2m 0s
7.1 Understanding Wi-Fi Security Components
2m 3s
7.2 Securing Authentication
13m 27s
7.3 Encrypting Traffic
11m 40s
7.4 Distributing and Managing the Keys
9m 19s
7.5 Understanding Wi-Fi Security History
4m 42s
7.6 Exploring Wi-Fi Security Exchanges
9m 4s
Learning Objectives
2m 34s
8.1 How Frames Are Sent
14m 44s
8.2 Frame Format and Speeds
13m 52s
8.3 The Management Frames That Are Used to Discover the Network
6m 47s
8.4 The Management Frames That Are Used to Connect to the Network
4m 17s
8.5 The Control Frames That Are Used to Improve Communication
5m 33s
8.6 Frame Speeds
16m 54s
8.7 Wireless QoS
16m 16s
8.8 The Power Save Configuration
9m 37s

Content preview from Wi-Fi Fundamentals LiveLessons (Video Training): A CCNA Wireless and CWNA Primer

3.4 Understanding Common Omnidirectional Types of Antennas and Polarization

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Publisher Resources

ISBN: 9780133816877

Wi-Fi Fundamentals LiveLessons (Video Training): A CCNA Wireless and CWNA Primer

with Jerome Henry

Introduction

Lesson 1: Connecting Without Wires

Lesson 2: Sending a Signal - Powers and Power Math in Wi-Fi

Lesson 3: Sending a Signal – Antennas

Lesson 4: Sending a Signal – Overcoming Distance and Obstacles

Lesson 5: Converting Bits into RF Waves

Lesson 6: 802.11 and Ever Faster Wi-Fi

Lesson 7: Wi-Fi Security

Lesson 8: Crafting and Exchanging 802.11 Frames

Content preview from Wi-Fi Fundamentals LiveLessons (Video Training): A CCNA Wireless and CWNA Primer

3.4 Understanding Common Omnidirectional Types of Antennas and Polarization

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.