
Distributed Function Terminal (DFT) ◆ 1) A protocol used for communication between a terminal and an IBM 3270 or IBM 3174 control unit that allows multiple concurrent logical terminal sessions. 2) A mode of operation that uses this protocol.
DLC ◆ See Data Link Control (DLC).
DLCI ◆ See Data Link Control Identifier (DLCI).
DMA (Direct Memory Access) ◆ A fast method of moving data between two subsystems without processor intervention.
DMS/DMS100 ◆ The name of a central office switch manufactured by Northern Telecom. These switches use custom (proprietary) or National
DSR, Data Set Ready ◆
DSU ◆ See CSU/DSU (Channel Service Unit/ Data Service Unit).
DTE (Data Terminal Equipment) ◆ Equipment serving as the data source, the data sink, or both. Refers to terminals, computer ports, and printers. Also interface signals typically presented by this equipment.
DTR (Data Terminal Ready) ◆
EIR | ◆ | Excess Information Rate |
EIS | ◆ | The SNA Server Emulator Interface Specification. |
Encapsulation ◆ Process by which an interface device places an end device’s
ETS ◆ European Telecommunications Standard from ETSI
ETSI ◆ The European Telecommunications Standards Institute
EuroISDN ◆ The European implementation of Q.931, providing a common standard for ISDN signalling within Europe. Issued by ETSI under the ETS 300 series standards. Net3(BRI) and Net5(PRI). See NET (Normes Europeennes de Telecommunication).
200 | Interphase Corporation |