SAP Communication: Configuration
This documentation is aimed at system and network administrators. You will learn about the configurations necessary for SAP systems to be able to communicate with each other and with external programs and systems.

If you want to connect an SAP system to an external system, SAP recommends you use the standalone gateway.
This documentation
describes the
SAP Gateway with
regard to how to use, configure, and monitor it.
For information on RFC-based programming, refer to
the following documentation:
Components of SAP
Communication Technology