@Marvin_S If you mean to use the 8.8.8.8 address in the screen grab on the page you shared, it didn't work. Same issues, intermittent and consistently 1 or 2 devices aren't connected.

@Marvin_S UPDATE: Ok so same issue is happening again for the last 6 hours or so where a random thermostat (typically 1 of the 8) are consistently showing as "No connection, the connection to the...

@Marvin_S Thanks a lot for getting back! And yes you're right, it's 19 IoT devices, my math is that bad Since my post, I also gave each of the thermostats a static IP (under Network/DHCP...

Anyone?

Question first, then the background: QUESTION: Why are some of my IoT devices randomly showing as disconnected to my TP-Link Archer AX55? Is the number of overall clients connected causing this...