Nearly all of today’s computers are designed to be connected to a network that provides access to the Internet as well as the ability to share files and printers locally. The Internet is an example of a wide area network, whereas access to local files and printers is performed through a local area network. Each computer that connects to a wired LAN requires a network card with a physical port, or jack, that accepts a compatible network cable. Over time, various types of LAN jacks have been used as network technology has evolved. Writer Bio
