The A-RELEASE Service is invoked by a DIMSE Service User to request the orderly termination of an Association between peer DIMSE Service Users. This Part of the Standard does not specify any use of the parameters of the A-RELEASE service.

The A-ABORT Service is invoked by a DIMSE Service User to request the abrupt termination of the Association between peer DIMSE Service Users. The A-ABORT invoking DIMSE Service User shall include (within the A-ABORT user information field) the Abort Source parameter. The Abort Source parameter indicates the initiating source of the abort. It takes one of the following symbolic values:

Reference PS3.8 for more information on the A-RELEASE and A-ABORT services.