What does wan mean? Detailed introduction: The meaning of WAN and LAN

php editor Xigua will introduce the meaning of WAN and LAN in detail. WAN is the abbreviation of Wide Area Network, which refers to a computer network connecting different geographical locations. It connects different local area networks (LAN) or metropolitan area networks (MAN) through public or private communication lines to achieve remote communication and resource sharing. LAN is the abbreviation of Local Area Network. It is a computer network established within a relatively small geographical range. It is usually used for data transmission and resource sharing between computers in homes, offices, schools, etc. . Through the combination of WAN and LAN, we can realize data exchange and resource sharing between different locations, improving work efficiency and convenience.

WAN Chinese name: Wide Area Network. English name: wide area network.

WAN definition: WAN (Wide Area Network) is a network used to connect local area networks or metropolitan area networks in different areas to achieve remote computer communication. It can connect physical ranges spanning tens to thousands of kilometers, covering multiple cities or countries, or even across several continents, providing international-level long-distance communications. WAN provides reliable interconnection functions for computers in different regions, promoting the convenience of remote office and data transmission. Through WAN, users can share information, resources and services between different locations in real time, improving work efficiency and collaboration capabilities.

Local area network (LAN) refers to the connection of various computers, external A computer communication network formed by interconnecting devices and databases. Compared with wide area network (WAN), LAN is mainly aimed at interconnecting computers within a small range. This small scope can be family, school, company or government department, etc. Through the LAN, users can share resources such as files and printers to achieve efficient information exchange and collaboration. A local area network usually consists of one or more routers and switches that connect individual computers and devices. It provides high-speed, reliable data transmission, allowing users to quickly access shared resources and the Internet. The construction and management of local area networks are relatively simple and cost-effective. It can be expanded and upgraded according to actual needs to meet the needs of organizations and individuals of different sizes and needs. LAN has high security, and the security of network and data can be protected through measures such as firewall and access control. In short, a local area network is a small-scale computer interconnection network that provides users with efficient and reliable data transmission and resource sharing. It is modern information

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