What is a WAN and how does it work? A wide area network spans a large geographic area such as a city, state, or country. It can be private to connect parts of a business, or it can be public to ...

The Software-Defined Wide Area Network (SD-WAN) market is driven by the growing need for businesses to enhance network performance and reduce operational costs. The shift towards cloud computing ...

Essentially all networks are data networks, including local area networks (LANs), public and private wide area networks (WANs) and the Internet, the global wide area network. See LAN and WAN.