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



August 01, 2022 at 09:30AM

People want to connect to all of their apps all of the time from all of their devices no matter where they are. And they pretty much can, thanks to wide-area networks (WANs).

At its core, a WAN is a network of networks. The Internet itself is a giant WAN, and how you connect to it can be as diverse as through an Ethernet cable, coaxial cable, or a cellular radio signal.

Your office network, home Wi-Fi, cellphone, smartwatch, doorbell camera and vehicle-based Internet connection are just endpoints on a vast global WAN that is constantly evolving to carry more traffic, and to carrt that traffic faster as the demands for near-instantaneous access to resources increase.

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