Data Service Unit

Data Service Unit
   Abbreviated DSU. A device that connects DTE (data terminal equipment) to digital communications lines. A DSU formats the data for transmission on the public carrier WANs and ensures that the carrier's requirements for data formats are met.
   See also Channel Service Unit.

Dictionary of networking . 2014.

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  • Data service unit — A data service unit, sometimes called a digital service unit, is a piece of telecommunications circuit terminating equipment that transforms digital data between telephone company lines and local equipment. The device converts bipolar digital… …   Wikipedia

  • data service unit —    (DSU)    Provides conversion of user binary data signals into the bipolar format required for DDS and T1 …   IT glossary of terms, acronyms and abbreviations

  • Channel Service Unit — Data Service Unit — Pile de protocoles 7 • Application 6 • Présentation 5 • Session 4 • …   Wikipédia en Français

  • Channel Service Unit/Data Service Unit — Ein Channel Service Unit/Data Service Unit (CSU/DSU) ist eine Hardware Komponente, die in etwa die Größe eines externen Modems hat und eine ähnliche Funktion erfüllt wie ein Modem: Modems bereiten Datenpakete so auf, dass sie für den Transport… …   Deutsch Wikipedia

  • Channel Service Unit — Pile de protocoles 7.  Application 6.  Présentation 5.  Session 4.  T …   Wikipédia en Français

  • Channel Service Unit —    Abbreviated CSU. A device that functions as a certified safe electrical circuit, acting as a buffer between the customer s equipment and a public carrier s WAN.    A CSU prevents faulty CPE (customer premises equipment), such as DSUs (data… …   Dictionary of networking

  • Channel service unit — In telecommunications, a channel service unit (CSU) is a line bridging device for use with T carrier that: is used to perform loopback testing, may perform bit stuffing, may also provide a framing and formatting pattern compatible with the… …   Wikipedia

  • Customer service unit — In telecommunication, a customer service unit (CSU) is a device that provides an accessing arrangement at a user location to either switched or point to point, data conditioned circuits at a specifically established data signaling rate. Note: A… …   Wikipedia

  • Switched Multimegabit Data Service — Der von Bellcore definierte Switched Multimegabit Data Service (SMDS) war der erste verfügbare Breitband Dienst für die Datenübertragung in öffentlichen Netzen, und zwar zunächst im Bereich der Metropolitan Area Networks (MAN). Er wurde speziell… …   Deutsch Wikipedia

  • Service Oriented Programming — (SOP) is a programming paradigm that uses services as the unit of computer work, to design and implement integrated business applications and mission critical software programs. Services can represent steps of business processes and thus one of… …   Wikipedia

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