Not IPs, because Meraki provides a /8.
The thing is that the number of connected clients will certainly influence the user experience.
Technically speaking, the maximum number of recommended clients is 30 per access point.
Of course, there are many other factors that can influence the user experience, such as the type of traffic passing through the Wi-Fi, signal quality, interference, etc.
I am not a Cisco Meraki employee. My suggestions are based on documentation of Meraki best practices and day-to-day experience.
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