The DIMSE-N services provide both notification and operation services applicable to Normalized SOP Instances.
7.5.2.1 Notification Service
DIMSE-N provides a single Notification Service, the N-EVENT-REPORT. The N-EVENT-REPORT service is invoked by a DIMSE Service User to report an event about a SOP Instance to a peer DIMSE Service User. This service is a confirmed service and a response is expected.