US Robotics SportsterVoice User Manual page 30

DTE
Data Terminal (or Terminating) Equipment. A computer that generates or is the final destination of data.
Duplex
Indicates a communications channel capable of carrying signals in both directions. See Half Duplex, Full Duplex.
EIA
Electronic Industries Association, which defines electronic standards in the U.S.
Error Control
Various techniques that check the reliability of characters (parity) or blocks of data. V.42 and MNP error-control
protocols use error detection (CRC) and retransmission of flawed frames (ARQ).
Facsimile
A method for transmitting the image on a page from one point to another. Commonly referred to as fax.
Fax Mode
The mode in which the fax modem is capable of sending and receiving files in a facsimile format. See definitions for
V.17, V.27ter, V.29.
Flow Control
A mechanism that compensates for differences in the flow of data input to and output from a modem or other
device. See commands &Hn, &In, &Rn.
Frame
A data communications term for a block of data with header and trailer information attached. The added
information usually includes a frame number, block size data, error-check codes, and Start/End indicators.
Full Duplex
Signal flow in both directions at the same time. In microcomputer communications, may refer to the suppression of
the online Local Echo.
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