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802.11ac: A Survival Guide: Wi-Fi at Gigabit and Beyond

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The next frontier for wireless LANs is 802.11ac, a standard that increases throughput beyond one gigabit per second. This concise guide provides in-depth information to help you plan for 802.11ac, with technical details on design, network operations, deployment, and monitoring.

Author Matthew Gast—an industry expert who led the development of 802.11-2012 and security task groups at the Wi-Fi Alliance—explains how 802.11ac will not only increase the speed of your network, but its capacity as well. Whether you need to serve more clients with your current level of throughput, or serve your existing client load with higher throughput, 802.11ac is the solution. This book gets you started.


Understand how the 802.11ac protocol works to improve the speed and capacity of a wireless LAN
Explore how beamforming increases speed capacity by improving link margin, and lays the foundation for multi-user MIMO
Learn how multi-user MIMO increases capacity by enabling an AP to send data to multiple clients simultaneously
Plan when and how to upgrade your network to 802.11ac by evaluating client devices, applications, and network connections

152 pages, Paperback

Published September 10, 2013

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About the author

Matthew S. Gast

8 books5 followers

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Displaying 1 - 3 of 3 reviews
Profile Image for Kam Yung Soh.
983 reviews53 followers
September 26, 2013
802.11ac is the soon to be official IEEE standard that could push wireless transfer speeds into the gigabit range. If you want to know how that is done, this is the book to read.

Like 802.11n, 802.11ac pushes the transfer speed up by offering a way to encode more data during transmission, and by increasing the number of possible ways the data can get to you. It not only provides the MIMO (multiple input/multiple output) mode you can get in 802.11n, it goes up a step by offering MU-MIMO (Multi-user MIMO), a way to simultaneously send data to more that one client at a time.

Heady stuff, but don't expect it in 802.11ac routers now. Engineers are hard at work designing 802.11ac routers that can do this technically demanding work so expect this in the next wave (or two) of 802.11ac routers in years to come.

The last section of this book deals with deployment and should be read by those who are wondering how to deploy and integrate 802.11ac routers and devices into their current wired and wireless network.

Like Gast's previous book, 802.11n: A Survival Guide, this is not a stand-alone book to learn about 802.11 networks. For that, you'll still have to depend on his earlier book, 802.11 Wireless Networks: The Definitive Guide.
Profile Image for Amjad Abdullah.
72 reviews2 followers
October 28, 2015
Very nice book. Full of information. After reading the definitive guide and 802.11n guide this book is very useful to understand the technology.
If you have no background about 802.11 technology then its not recommmended to start with this book. You must go and make sure you understand the definitive guide for the basics. It is also highly recommended to read 802.11n guide before reading this book as some technologies overlap and better to be aware about some of those overlapping technologies before reading about 802.11ac.

One thing is I wished if this book has is a comparison chart or figure between various type of newly introduced technology either in 802.11n or 802.11ac. The glossary at the end of the book is good but summing things up in a chart or figure is also useful.
Displaying 1 - 3 of 3 reviews