@David-TP hello! I actually solved this problem by enabling a feature on Vodafone's modem: DMZ If you have a local client PC that cannot run an Internet application properly from behind the NAT...

Hello! My setup is: DSL line connects to Vodafone's H300S modem. Deco X20 connects to H300S - it is the only device connected to the modem. Deco's operation mode is "WiFi router". When connected to...