@rikishi rikishi wrote as a test, I removed power from the "main" AP (the first one set up). Although the clients re-associated to the remaining AP and could access the internet with no problem, the...

yves_b wrote @Alexandre. If the Deco could be configured with a static IP in AP mode, the Deco would promptly detect that Internet is reachable, and would immediately stop acting as a DHCP server....

yves_b wrote @Alexandre. If the main Deco is not bounced, will it answer to DHCP requests from its WAN port? @yves_b Yes, it will. In situation described in this forum topic, Main Deco will answer...

@Gusj If you switch Main network to only 5GHz, devices that can only use 2.4GHz will not be able to connect to Main network. If you know for sure you have such devices, keep dual band setting with...

yves_b wrote @Alexandre. I assume that, in the scenario you describe, the ISP router detected another active DHCP router because the Deco forgot where was its WAN port, and acted as a DHCP server on...

@Gusj In my tests I have run with Main Deco M5, the best ever result I've got was 530Mbps. This is in almost ideal conditions, with no interference from other WiFi networks, and after literally...