@David-TP I see in the Zyxel not something regarding default DSL.So below some settings I use EX5601-T1 (Zyxel router) DHCPV6 is active, IPV4 and IPV6 is active, RADVD is active, Easymesh enabled DNS...

I have a set of 3 Deco be65 connected to zyxel t-54 glasfiber modem. Internet providor is odido in the Netherlands.After initial configuration i would like to set it to access point modes but that...