In communications, computer, and information processing systems, the time interval between the instant a request for service is received from a user and the instant of final release of all facilities by the user or either of two users
The time interval between the instant of the occurrence of a specified input condition to a system and the instant of completion of a specified operation
In communications systems conference calls, the time interval between the instant a request for service is received from one of a group of concurrent users and the instant all but one of the users have released all facilities
French: durée des manoeuvres The time required for dialing a call, waiting for the connection to be established, coordinating the transmission with the personnel or equipment at the receiving end, and disconnecting after the transmission
clock time available in a day of production, after subtracting scheduled stops and breaks