WAN (Wide Area Network)

What is a WAN?

A wide area network (WAN) is a network that covers large geographical areas and connects several local area networks (LANs). The best-known example of a WAN is the Internet. WANs enable companies to network locations in different regions or countries and exchange information.

Advantages and areas of application

WANs provide cross-site communication that enables companies to exchange data in real time and support global business processes. They are essential for international companies, cloud services and remote working. Technologies such as MPLS, SD-WAN and VPNs improve the security and efficiency of WANs.