Everytime there is a power outage the router reboots and it works. I have 3 decos all connected via ethernet. They restart when the power is on and they don't pickup the internet. They stay red. Even

Hello I have 5 Deco M9 Plus connected to a ISP modem. All working fine but after power outages - the the network is not coming back. I tried to reproduce that and it is consistent. In order to resolve