call setup time
Also found in: Acronyms.
call setup time
[′kȯl ′sed‚əp ‚tīm] (communications)
The period of time between the lifting of a handset to make a telephone call and the start of voice or data transmission.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.