Present Client request for specific records from named result set. Response contains records, not necessarily all that were requested. Client requests via Present that a records be returned in multiple server-generated Segment PDUs. Allows continuous transmission of many records inside PDU buffers of limited size. Search Client request to search, creating result set of records on server.
Response includes number of records found and optionally an initial range of records.
Client request to sort a result set. Response contains operation status. Client or server request to close session. May be received at any time. In it a client application running on a host named myhost.