Starting the DDE Session Conversation
To use the DDE interface with Personal Communications sessions, the client application should start the DDE conversation with Personal Communications. To start DDE conversation, specify IBM327032 or IBM525032 as an application name for 32-bit applications; IBM3270 or IBM5250 for 16-bit applications and SessionA, SessionB, …, SessionZ as topic names in the DDE function (Initiate) in the client application.