public switched data network

См. также в других словарях:

• Public switched data network — PSDN is an acronym for public switched data network, a publicly available network supporting packet switched data, separate from the PSTN.Originally this term referred only to PSS (Packet Switch Stream), an X.25 based packet switched network,… …   Wikipedia

• Public switched telephone network — The public switched telephone network (PSTN) is the network of the world s public circuit switched telephone networks. It consists of telephone lines, fiber optic cables, microwave transmission links, cellular networks, communications satellites …   Wikipedia

• Public land mobile network — In telecommunication, a public land mobile network (PLMN) is a network that is established and operated by an administration or by a recognized operating agency (ROA) for the specific purpose of providing land mobile telecommunications services… …   Wikipedia

• Public Data Network — A Public Data Network is a network established and operated by a telecommunications administration, or a recognized private operating agency, for the specific purpose of providing data transmission services for the public.ee also*Packet switched… …   Wikipedia

• Circuit Switched Data — (CSD) is the original form of data transmission developed for the time division multiple access (TDMA) based mobile phone systems like Global System for Mobile Communications (GSM). CSD uses a single radio time slot to deliver 9.6 kbit/s data… …   Wikipedia

• public data network —    Abbreviated PDN. Any government owned or governmentcontrolled commercial packet switched network, offering wide area services to dataprocessing users …   Dictionary of networking

• Network switching subsystem — (NSS) (or GSM core network) is the component of a GSM system that carries out call switching and mobility management functions for mobile phones roaming on the network of base stations. It is owned and deployed by mobile phone operators and… …   Wikipedia

• Network neutrality in the United States — Network Neutrality Related issues and topics Automatic telephone exchange Data discrimination End to end principle Internet Protocol Tiered Internet Bandwidth Throttling …   Wikipedia

• Defense Data Network — The Defense Data Network (DDN) was a computer networking effort of the United States Department of Defense from 1983 through 1995.[1] History In 1975, the Defense Communication Agency (DCA) took over operation of the ARPANET as it became an… …   Wikipedia

• Network architecture — is the design of a communications 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 data formats used in… …   Wikipedia

• Network Equipment Provider — Network Equipment Providers (NEPs) are companies that provide communication solutions to Service Providers like fixed or mobile operators as well as to Enterprise customers. If you place a call on your mobile phone, surf the internet, join a… …   Wikipedia