@Alexandre. Both decos are connected to the same router (the ISP's) but not directly to each other. I will test using ethernet, but both decos used to provide 300/300 via wifi when measured at a...

My second deco M5 is providing a limited speed (50 down/75 up) despite having 300/300 with my provider. The main deco M5 provides solid 300/300. Both decos are connected via 5E UTP, setup as access...