In this WLPC Phoenix talk I describe in detail how 802.11ax stations contend for channel access, using a combination of new and old features of 802.11. The idea was to show the full picture of what is actually happening in the air in a modern WLAN, rather than only focusing on the nen features ofContinue reading “WLPC 2022: 802.11ax Channel Access Talk”
Category Archives: Talks
7SIGNAL Webinar: Wide Channel Contention
In this 7SIGNAL webinar I described how 802.11 contention is different when wide channel widths are in use, and how that has evolved with each new PHY up to 802.11ax.
7SIGNAL Webinar: How Captive Portals Punish Your Guests
In this 7SIGNAL webinar, I share my opinions on captive portals, touching on the painful user experience and security problems they can create.
Frame by Frame 