Communications Subsystem design provides a description of the Communications/Transactions
feature design. An understanding of this design will aid you in
designing your applications.
The Communications/Transactions feature in VisualAge explains how to build VisualAge client applications that
communicate with remote systems by using the communication parts from the
VisualAge Parts palette.
Communications/Transactions feature EHLLAPI support describes EHLLAPI and explains how you can use the EHLLAPI
support to build VisualAge or IBM Smalltalk client applications that interact
with mainframe applications designed for 3270 terminals.