How to Properly Test an Ethernet Switch. For small businesses that need to connect a large number of nearby computers to the Internet, setting up a local wired network may be a cheaper solution ...

A network switch adds more ports to your router. It's useful if you have a lot of wired devices in one place, or if you want to wire your home for Ethernet.

An Ethernet switch is like a telephone operator: a signal from your Internet provider goes from the modem to your switch and the switch dispatches the signal to the appropriate device.

Are you out of ethernet ports? Need to connect more stuff to your router? Then, friend, you need to get yourself a managed network switch.

In an environment where you need to connect multiple systems, having the best rack-mounted ethernet switch can make a world of difference.