The IEEE standard defines how Wi-Fi works. Each amendment letter adds new capabilities. The original from supported only Mbps. Over years, speeds increased to multi-gigabit rates. You will see both letter designations (ax) and marketing names (Wi-Fi ). Understanding which standard a device supports tells you its maximum speed, supported frequencies, and compatibility with your infrastructure.
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$ curl repovive.com/roadmaps/network-design/wireless-networking/802-11-standards-overview
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