@David-TP Hi, nothing is blocked and there's no firewall. It's quite the "dumb" setup really, all 3 Decos are network clients like any other device, although with fixed ipv4 leases, and they just go...

@GAB_ERC , I have the exact same problem, although with a very mild difference in my setup: - I have 3 Decos rather than 2 - My units are connected over WiFi between them - My main Deco suddenly...

I have a 3x setup of Deco AC1900 (S1900) configured in access point mode, with each Deco getting an IPv4 from my router (reservations set for each Deco unit, so their IPv4 address is persistent)....

@TP-Link Just ordered (literally 3 hours ago!) a brand new set of 3 Decos (S7) for my house, which will arrive tomorrow. I'm sssoooooooooooo glad I stumbled across this thread (heck, I've even...