@Heidi_Alp not sure what you mean by a nearby satellite DECO. What I currently have setup is ISP -> FTTH ROUTER -> Multiple DECO9 -> both wired LAN and WIFI LAN. My complain is that if there's no...

So this is an easy one I can't believe this is not allowed or very hidden. How do I keep the LAN alive between the router and the different decos and devices even if there's no Internet? So when...