Later, perhaps more than once.
DSR (B to A) Display Response Message Chapter
MSH Message Header 2
[MSA] Message Acknowledgment 2
[ ERR ] Error 2
[ QAK ] Query Acknowledgment 2
QRD Query Definition 2
[ QRF ] Query Filter 2
{ DSP } Display Data 2
[ DSC ] Continuation Pointer 2
ACK (A to B) General Acknowledgment Chapter
MSH Message Header 2
MSA Message Acknowledgment 2
[ ERR ] Error 2
Note: All record-oriented original mode and all enhanced mode queries follow the immediate and deferred acknowledgment modes defined in Section 2.18.1, "QRY/QCK - deferred query (event Q02)". |