@David-TP is it possible to connect the main deco to the same switch as the other deco's? obviously in AP mode. should I take that into account?

@David-TP Thanks, it is also possible to hang the managed switch directly on firewall and Master Deco also on managed switch. So: Modem in bridge mode (Ziggo) > pfsense firewall (incl DNS) > Managed...

Please suggest pfSense firewall in combination with Deco X60. have a Ziggo modem. Current setup: Modem (Ziggo) > Main Deco (AP mode) > Managed Switch > Other including Deco's. Guess that becomes:...