@David-TP Thanks for your suggestion. Finally I find the right way: in the advance settings of deco X50 activation the IPTV/VLAN, VLAN INTERNET ID: 20 and priority VLAN of internet:0. And it's works!...

@ARGamingPK1 Thanks for your reply, but I'd like to have the decoder in router mode so I can manage static IPs and other settings.

Good afternoon, During the process of automating my new home, I asked my internet provider to switch from their Comtrend router to a Nokia ONT so I could manage my entire network from the set-top...