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An internetwork is the connection of multiple different types of computer networks to form a single computer network using higher-layer network protocols and connecting them together using routers. The Internet is the largest example of internetwork. It is a global system of interconnected governmental, academic, corporate, public, and private ...
A local area network (LAN) is a computer network that interconnects computers within a single physical location. It is the most common type of computer network, used in homes and buildings including offices or schools, [ 1 ] [ 2 ] [ 3 ] for sharing data and devices between each other, including Internet access .
Today, the term Internet most commonly refers to the global system of interconnected computer networks, though it may also refer to any group of smaller networks. [16] When it came into common use, most publications treated the word Internet as a capitalized proper noun; this has become less common. [16]
Catenet was the concept of linking these networks into a network of networks with specifications for compatibility of addressing and routing. The term catenet was gradually displaced by the short-form of the term internetwork, internet (lower-case i), when the Internet Protocol replaced earlier protocols on the ARPANET in the early 1980s.
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.
A personal area network (PAN) is a computer network for interconnecting electronic devices within an individual person's workspace. [1] A PAN provides data transmission among devices such as computers , smartphones , tablets and personal digital assistants .
Network architecture is the design of a computer network.It is a framework for the specification of a network's physical components and their functional organization and configuration, its operational principles and procedures, as well as communication protocols used.
A home network or home area network (HAN) is a type of computer network, specifically a type of local area network (LAN), [1] that facilitates communication among devices within the close vicinity of a home.