Daniele_Sunrise Prem_Malkan Welcome to the community! Please send us your customer number, address and date of birth via private message. We will be happy to check the configuration of your modem. Greetings Daniele
pato By default you have IPv6 enabled and had to switch manually in the past to IPv4. Why do you want to switch to IPv6? You will only get downsides at the moment, the way Sunrise implemented it with IPv4 DS-lite.