Routers and network switches aren't the same hardware—depending on your setup, you may need both.

The internet is a global network of servers that moves and stores data using hardware, software, and protocols. Wi-Fi is a local wireless network that distributes the internet signal to devices in ...

Emily Long is a freelance writer based in Salt Lake City. After graduating from Duke University, she spent several years reporting on the federal workforce for Government Executive, a publication of ...