In episode 21 of the Wi-Fi For Beginners podcast we complete module 6 of the series, taking a look at Wireless Control and Management [Slides: Module 6: 25 – end].
In this episode we look at:

* Additional WLC functions
* WLC sizing
* Local vs Central switching
* AP discovery
* Alternatives to wireless controllers

A copy of the slides that accompany module six can be found here
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In episode 20 of the Wi-Fi For Beginners podcast we continue module 6 of the series, taking a look at Wireless Control and Management [Slides: Module 6: 16 – 24].
In this episode we look at:

* The management plane of a WLAN
* The control plane of a WLAN
* Wireless LAN controller form factors

A copy of the slides that accompany module six can be found here
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In episode 19 of the Wi-Fi For Beginners podcast we begin module 6 of the series, taking a look at Wireless Control and Management [Slides: Module 6: 1 – 15].
In this episode we look at:

* The need for control and management
* An updated network reference model
* A brief history of wireless LAN controllers
* The concepts of the control, management and data planes

A copy of the slides that accompany module six can be found here
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In episode 18 of the Wi-Fi For Beginners podcast we conclude module 5 of the series, taking a look at Wi-Fi Clients [Slides: Module 5: 45 – 53].
In this episode we look at:

* Wireless NICs
* Drivers & Setup Utilities
* Client behaviour review questions

A copy of the slides that accompany module five can be found here
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In episode 17 of the Wi-Fi For Beginners podcast we continue module 5 of the series, taking a look at Wi-Fi Clients [Slides: Module 5: 35 – 44].
In this episode we look at:

* Factors affecting client characteristics: size, radio components, 802.11 amendment support
* Methods for finding client capabilities
* Characteristics of 4 typical WLAN clients

In the podcast I mentioned a blog post I created to help you find client capabilities. You can find the post here: http://bit.ly/how_fast_clients
A copy of the slides that accompany module five can be found here
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In episode 16 of the Wi-Fi For Beginners podcast we continue module 5 of the series, taking a look at Wi-Fi Clients [Slides: Module 5: 31 – 34].
In this episode we look at:

* Client link quality
* Client capabilities affecting connection speed
* SISO
* MIMO
* 20MHz, 40MHz & 80MHz channel widths
* Matching client and infrastructure capabilities
* Factors affecting achievable client connection speeds

A copy of the slides that accompany module five can be found here
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In episode 15 of the Wi-Fi For Beginners podcast we continue module 5 of the series, taking a look at Wi-Fi Clients [Slides: Module 5: 25 – 30].
In this episode we look at:

* 802.11 frame types overview
* Magament frames
* Control frames
* Data frames
* The client roaming process

A copy of the slides that accompany module five can be found here
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In episode 14 of the Wi-Fi For Beginners podcast we continue module 5 of the series, taking a look at Wi-Fi Clients [Slides: Module 5: 16 – 25].
In this episode we look at:

* 802.11 amendments & client capabilities
* Evolution of Wi-Fi clients
* 802.11: PHY layer
* 802.11 frame types introduction

A copy of the slides that accompany module five can be found here
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In episode 13 of the Wi-Fi For Beginners podcast we begin module 5 of the series, taking a look at Wi-Fi Clients [Slides: Module 5: 1 – 15].
In this episode we look at:

* What is a Wi-Fi client?
* Basic client components
* Client connection process
* Factors affecting client connection speed
* The effect of poor connection speeds
* Client roaming

A copy of the slides that accompany module five can be found here
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In episode 12 of the Wi-Fi For Beginners podcast, we complete module 4 of the series, taking a look at more RF theory[Slides: Module 4: 29 – 39].
In this episode we look at:

* The 5GHz band
* What is unlicensed spectrum
* The importance of RF design

A copy of the slides that accompany module four can be found here

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In episode 11 of the Wi-Fi For Beginners podcast, we continue module 4 of the series, taking a look at more RF theory[Slides: Module 4: 19 – 28].
In this episode we look at:

* Definition of a “channel”
* Wi-Fi band regional variations
* RF Spectrum regulatory bodies
* Deep dive on 2.4GHz

A copy of the slides that accompany module four can be found here

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In episode 10 of the Wi-Fi For Beginners podcast, we begin module 4 of the series, taking a look at more RF theory[Slides: Module 4: 1 – 18].
In this episode we look at:

* Module 2 review
* RF system basics
* CSMA/CA
* The contended RF medium

A copy of the slides that accompany module four can be found here

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In episode 9 of the Wi-Fi For Beginners podcast, we conclude module 3 of the series, taking a look at wireless Access Points (APs) [Slides: Module 3: 27 – 37].
In this episode we look at:

* AP indicator lamps
* Basic AP configuration
* SSIDs & VLANs
* Basic security
* Other AP configuration settings
* The 802.11 standard and ammendments

A copy of the slides that accompany module three can be found here

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In episode 8 of the Wi-Fi For Beginners podcast, we continue module 3 of the series, taking a look at wireless Access Points (APs) [Slides: Module 3: 19 – 26].
In this episode we look at:

* AP Radios
* Half Duplex Operation
* AP Ethernet port details
* POE requirements
* AP console port
* AP installation considerations

A copy of the slides that accompany module three can be found here

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In episode 7 of the Wi-Fi For Beginners podcast, we begin module 3 of the series, taking a look at wireless Access Points (APs) [Slides: Module 3: 1 – 18].
In this episode we look at:

* What is an Access Point?
* What does an AP look like?
* The basic function of an AP in a WLAN
* Basic antenna types

A copy of the slides that accompany module three can be found here

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In episode 6 of the Wi-Fi For Beginners podcast, we conclude module 2 of the series, taking a look at the basics of RF theory [Slides: Module 2: 22 – 28] .
In this episode we look at:

* The “light bulb” moment – comparing light & RF behaviour
* Free Space Path Loss (FSPL)
* 2.4GHz and 5GHz bands
* Bands and channels
* Un-licensed frequency bands
* WLAN Client band support

A copy of the slides that accompany module two can be found here

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In episode 5 of the Wi-Fi For Beginners podcast, we continue module 2 of the series, taking a look at the basics of RF theory [Slides: Module 2: 14 – 21] .
In this episode we look at:

* The basic unit of frequency measurement: Hertz (Hz)
* The RF Spectrum
* RF Spectrum bands (HF, VHF, UHF, SHF etc.)
* Concepts: Coverage areas, Propagation & Modulation

A copy of the slides that accompany module two can be found here

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In episode 4 of the Wi-Fi For Beginners podcast, we begin module 2 of the series, taking a look at the basics of RF theory [Slides: Module 2: 1 – 13].
In this episode we look at:

* What is RF?
* Alternating Current
* Basic unit of frequency measurement
* Electromagnetic waves

A copy of the slides that accompany module two can be found here

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In episode 3 of the Wi-Fi For Beginners podcast, we finish the topics of module 1 of the series, taking a look at the basic components and concepts of Wi-Fi networking.
In this episode we look at:

* Wireless LAN controllers
* Wi-Fi security
* Wireless LAN standards

A copy of the slides that accompany module one can be found here

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In the second episode of the Wi-Fi For Beginners podcast, we continue the topics of module 1 of the series, taking a look at the basic components and concepts of Wi-Fi networking.
In this episode we look at:

* Wi-Fi deployment environments
* Wi-Fi clients
* Wireless access points

A copy of the slides that accompany module one can be found here


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