@Alfredoajc 700 sounds about right. If you're looking at more clients, I would add more 670s.

@Alfredoajc Sorry I meant will all the clients be passing traffic all at once?

@g2_ufo Can we confirm the signal strength of the client you are testing with? Before you do the speed test? Also, what's the RX/TX numbers of the tested client? During the test. We need to know...

@Alfredoajc A little more detail on your needs... will every client be passing traffic? OR just connected wireless clients, max capacity? I've seen over 100 on a 670 with ZERO issues and not even...

@Juliemoore Are you asking about the Paid Hosted Controller from TP-Link? OR how the SDN works as a whole with the self-hosted/appliance controller?

@RockPaper the router serves mostly like a dns relay. Most do. Between any vendor. if you want true dns resolution, you will need to host an interal dns server. Adgaurd home and or pihole will...