OK, I think the EE wifi calling display thing isn't a thing. I've turned on airplane mode which should disable calls being made over the voice network, and with wifi on I can still call out, proving...

UPDATE I've disabled SIP ALG, and added a port forward to one iPhone's IP address for TCP/UDP 500, turned wifi off/on, still no joy

I'm on EE full fibre, have just swapped my EE router for the TP Link XE750 Pro mesh. All seems to be ok except that it doesn't look like wifi calling is operational. I'm only concluding this as the...

@Philbert Thanks for the reply. it's a bit difficult as I'm remote from them and of course when their internet connection drops I can't get on remotely. Can I just confirm that in AP mode the Deco...

We have inherited 5 Deco M5's at a customer site - they are in AP mode, all connected via LAN cable to a Dlink switch. Hardware version mixed v2/v3 Internet access is via an Archer VR2800 router...

@Alexandre. Many thanks Alexandre