802.11 has different topologies to be aware of. They describe how 802.11 radios may be used to communicate with each other. Many are familiar with the most common ones...
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Security is much more than protecting the wireless frames over the air. We must also protect the infrastructure side, have proper segmentation, and ensure the right role based access....
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Announced at CES 2019 in Las Vegas, the Wi-Fi Alliance announces a new certification program centered around 802.11ax, or Wi-Fi 6. Wi-Fi CERTIFIED 6 is expected to be released...
The next evolution of Wi-Fi is one step closer to being reality. The FCC has proposed rules for 1200 megahertz of unlicensed frequency in 6 GHz band. The whole...
This week, Scott Lester, CWNE #253, joins us on the show to talk about Stadium Wi-Fi.
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We made it to the end of 2018! In our final episode of the year, we wanted to recap the show and its top episodes. There are some good...
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Rowell is the owner of Packet6 which provides professional services in the Bay Area specializing in wireless and mobility planning, design and implementation. He got his start in IT beginning with help desk, moving on to systems administration, and then to networking.
François grew up in France were he studied in one of the top computer engineer school specializing in Network and Telecommunication. He moved to Canada at the end of his studies and started to work as a Network Engineer. He quickly found a passion for Wi-Fi networks leading him to study the technology as well as following the current market.
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CTS 162: 802.11ax OFDMA Subcarriers
With OFDMA in 802.11ax, the size of the subcarriers has been divided by 4. Going from 312.5KHz wide with OFDM to 78.125KHz wide. The symbol duration has been increased by 4 times in the meantime. Going from 3.2 microseconds...
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