There is some research in this area which shows the real mac address can be captured even if the device uses randomized mac address. Let me ask my question in another way, right now IOS is using randomization. As you said, Meraki APs cannot capture the real mac address of IOS devices while the device is not associated, right? So why in raw data collected by a Meraki AP there are so many IOS devices (with null SSID )?
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