A call control signal , sent by the data - circuit -terminating-equipment/data- terminal -equipment ( DCE / DTE ) interface , that indicates that the DTE is waiting for a call control signal from the DCE.
DTE WAITING SIGNAL
Meaning of DTE WAITING SIGNAL in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012