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Synonymthread.

An attempt to terminate a telecommunications system access.
Note: Disengagement attempts may be initiated by a user or the telecommunications system.

After a disengagement attempt, a failure to terminate the telecommunications system access.
Note: Disengagement denial is usually caused by excessive delay in the telecommunications system.

Failure of a disengagement attempt to return a communication system to the idle state, for a given user, within a specified maximum disengagement time.

The user or functional unit that initiates a disengagement attempt.
Note 1: A disengagement originator may be the originating user, the destination user, or the communications system.
Note 2: The communications system may deliberately originate the disengagement because of preemption or inadvertently because of system malfunction.

In an information transfer transaction, the phase during which successful disengagement occurs.
Note: The disengagement phase is the third phase of an information transfer transaction.

A control or overhead signal issued by a disengagement originator for the purpose of initiating a disengagement attempt.

1. The average value of elapsed time between the start of a disengagement attempt for a particular source or destination user and the successful disengagement of that user.
2. Elapsed time between the start of a disengagement attempt and successful disengagement.