Tutorials

Wireless-Nets tutorials include valuable information for professionals developing wireless products and systems.

How to: Conduct Wireless Site Surveys for Wi-Fi Location-based Applications

In this webinar, Jim Geier explains how to perform a wireless site survey for supporting Wi-Fi location-based applications. More...

How to: Provide Wireless Coverage Inside Elevators

Most wireless LAN deployments require signal coverage inside elevators, which poses difficulties for RF signal propagation. In this tutorial, learn tips on how best to overcome critical attenuation and roaming issues. More...

How to: Extend Wireless LAN Range with Repeaters

If you’re having problems getting signal coverage out to all users, you can likely solve the problem by extending range with a repeater. Learn tips on how repeaters operate and how to install them. More...

How to: Assess RF Interference with a Spectrum Analyzer

RF interference is becoming a bigger problem these days, especially for 802.11 networks operating in the 2.4 GHz band. Learn how to use a spectrum analyzer as an aid when determining how interference may impact wireless network performance (includes example spectrum images). More...

How to: Sniff Wireless Packets with Wireshark

Wireshark is free software that sniffs packets on wireless networks. Learn tips on configuring and using this tool when analyzing and troubleshooting 802.11 wireless networks. More...

How to: Choose the Right Spectrum for 802.11n Deployments

With 802.11n, you have a choice of using 2.4 GHz or 5 GHz spectrum. Gain a better understanding of what you should take into account when deciding which spectrum to deploy. More...

How to: Define Wireless Network Security Policies

Because of the use of radio waves, a wireless network is not secure unless you take special precautions. Follow these recommendations when defining the wireless network security policies for your company. More...

How to: Get the Most from 802.11 Multicasting

Multicasting over wireless LANs can make better use of capacity for some applications, but beware of the potential issues! Learn how to best satisfy performance and battery life when using multicast applications. More...

How to: Identify Wireless LAN Deployment Risks

If you don’t anticipate risks, the deployment of a wireless LAN can lead to trouble. Learn about common risks and how to avoid them. More...

How to: Migrate to 802.11n in the Enterprise

802.11n is a stable standard with client radios and access points widely available, so now is the time to consider migrating your wireless LAN to 802.11n. Learn valuable tips on designing and deploying 802.11n networks. More...

How to: Conduct a Wireless Site Survey

A wireless site survey is crucial for ensuring that users have adequate signal coverage for supporting performance requirements. Learn the steps and tips necessary for completing a successful site survey. More...

How to: Minimize 802.11 Interference Issues

Don’t let RF interference degrade performance of your wireless LAN--learn valuable tips on how to identify and avoid interfering signals. More...

How to: Define Minimum SNR Values for Signal Coverage

The performance of a RF site survey requires more than just ensuring that users are able to connect to an access point. Learn what signal-to-noise ratio (SNR) to use for defining effective range boundaries. More...

How Wi-Fi Roaming Really Works

Wireless LANs are meant to provide roaming, and most of us expect it to be seamless. Learn what roaming really does to wireless applications. More...

How to: Assign 802.11b/g Access Point Channels 

Get the most from your wireless network by properly setting the RF channels in access points. More...

How to: Troubleshoot 802.1x Port-Based Authentication Systems

The implementation of 802.1x port-based authentication over wireless networks can be a daunting task. Make life easier by learning how to most effectively troubleshoot 802.1x problems that will likely arise. More...

How to: Improve Wireless Security and Performance with Shielding

The application of shielding in the form of specialized wall paint substantially attenuates RF signals, which improves wireless security and performance. Learn tips on how to shield a room or building in this manner. More...

How to: Setup a Low-Cost Wi-Fi Mesh Hot Zone

Learn a low-cost method for sharing Internet service via Wi-Fi over areas such as neighborhoods and city main streets. More...

How to: Define Wireless Network Requirements

Before implementing a wireless network, you must define requirements to ensure what you’re deploying is based on the right things. Understand what constitutes valid requirements and learn about requirements that you might have overlooked. More...

How to: Select a Mobile Database

Even if you're a seasoned database developer, you need to be careful when choosing a database for wireless applications. Learn tips on how to make the best selection. More...

Wireless Network Industry Report

This free 57-page report describes current technologies, trends, and future outlooks of wireless PAN, LAN, MAN, and WAN technologies. More...

Sample Book Chapters

Download these sample chapters free-of-charge:

Implementing 802.1x Security Solutions
by Jim Geier

  • Chapter 2, Port-Based Authentication Concepts 

Deploying Voice over Wireless LANs
by Jim Geier

  • Chapter 1, VoWLAN Applications and Benefits
  • Chapter 2, VoWLAN System Components

Wireless Networks First Step
by Jim Geier

  • Chapter 1, Wireless System Architecture: How Wireless Works