I've always read, the router is a layer 3 device, the switch is a layer 2 device, the hub and repeater are layer 1 devices and so on with other devices.
But what does this mean? When I started studying this topic, about 2 months ago, I tho...
I've always read, the router is a layer 3 device, the switch is a layer 2 device, the hub and repeater are layer 1 devices and so on with other devices.
But what does this mean? When I started studying this topic, about 2 months ago, I tho...