I've manually configured DNS servers for my LAN clients through the Deco DHCP Server, using Cloudflare's 1.1.1.1 and 1.0.0.1. However, the DHCP server continues to pass my gateway address as a third D

I've recently setup TP-Link Deco M5 with 3 units. One is the primary/main unit and connected directly to my modem, and the other two are connected via Ethernet backhaul. So, in ASCII art diagram form: