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The textbook definition of a WAN is a computer network spanning regions, countries, or even the world. [3] [4] However, in terms of the application of communication protocols and concepts, it may be best to view WANs as computer networking technologies used to transmit data over long distances, and between different networks.
Wireless wide area network (WWAN), is a form of wireless network.The larger size of a wide area network compared to a local area network requires differences in technology. . Wireless networks of different sizes deliver data in the form of telephone calls, web pages, and video streami
SD-WAN is a core component of secure access service edge solutions (SASE) which incorporate network and security capabilities to more efficiently and securely connect ...
The WAN also differs from the IAN because it is a network that covers a broad area, such as any telecommunications network that links across metropolitan, regional, or national boundaries, using private or public network transports.
With Internet access, the Internet service provider (ISP) would grant a single WAN-facing IP address to the network. A router is configured with the provider's IP address on the WAN interface, which is shared among all devices in the LAN by network address translation.
An SD-WAN is a WAN managed using the principles of software-defined networking. [55] The main driver of SD-WAN is to lower WAN costs using more affordable and commercially available leased lines, as an alternative or partial replacement of more expensive MPLS lines. Control and management is administered separately from the hardware with ...
A wide area network (WAN) is a computer network that covers a large geographic area such as a city, country, or spans even intercontinental distances. A WAN uses a communications channel that combines many types of media such as telephone lines, cables, and airwaves.
WAN optimization is a collection of techniques for improving data transfer across wide area networks (WANs). In 2008, the WAN optimization market was estimated to be $1 billion, [ 1 ] and was to grow to $4.4 billion by 2014 according to Gartner , [ 2 ] a technology research firm.