The Basic Networking Blueprint -

The "Power Strip." If you run out of physical ports on your router, a switch adds more "plugs" for wired devices like gaming consoles or desktop PCs.

Always update your router’s software. Manufacturers release these to patch security holes. The Basic Networking Blueprint

The "Traffic Cop." It directs data to the right devices. It takes the internet from the modem and shares it across your phones, laptops, and smart TVs. The "Power Strip