Hey, everyone.
My situation, right now:
ISP modem/router (DSL [damn slow: 4Mbps/1Mbps]), as router 1, and the Asus RT-AC51U (AC750), as a 2º router, where everything connects: Desktop, Rasp Pi 3b, Smart TV, kid's consoles, phones&tablets, Smart Home, and my Laptop.
But next month I'll...