Wednesday, December 2, 2020

What is a WAN? Wide-area network definition and examples

If it weren’t for wide-area networks (WAN) it wouldn’t be possible to telecommute, to create unified networks for organizations with far-flung locations, or to do online anything. But WANs do exist and have for decades, constantly evolving to carry more and more traffic faster as demands increase and technology becomes more powerful.

What is a WAN?

A WAN is a network that uses various links—private lines, Multiprotocol Label Switching (MPLS), virtual private networks (VPNs), wireless (cellular), the Internet—to connect smaller metropolitan and campus networks in diverse locations into a single, distributed network. The sites they connect could be a few miles apart or halfway around the globe. In an enterprise, the purposes of a WAN could include connecting branch offices or even individual remote workers with headquarters or the data center in order to share corporate resources and communications.

To read this article in full, please click here


Thanks to Keith Shaw (see source)

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