GDS SEND (APPC basic) 1 GDS SEND CONVID(name) 2? 2 FROM(data-area) 2.1? FLENGTH(data-value) 3? 3 INVITE 3 LAST 4? 4 CONFIRM 4 WAIT 5 CONVDATA(data-area) RETCODE(data-area) 6? STATE(cvda)