![]() through a human-machine interface), or the DTE may be the user. The data terminal equipment may be a single piece of equipment or an interconnected subsystem of multiple pieces of equipment that perform all the required functions necessary to permit users to communicate. ![]() Usually, the DTE device is the terminal (or a computer emulating a terminal), and the DCE is a modem or another carrier-owned device. The DTE/DCE classification was introduced by IBM.Ī DTE is the functional unit of a data station that serves as a data source or a data sink and provides for the data communication control function to be performed in accordance with the link protocol. A DTE device communicates with the data circuit-terminating equipment (DCE). Telefonnetz refers to a telephone network EIA-232 is also called RS-232, the serial communication standard.ĭata terminal equipment ( DTE) is an end instrument that converts user information into signals or reconverts received signals.
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