ABAP Keyword Documentation → ABAP - Reference → Obsolete Language Elements → Obsolete data and communication interfaces
CPI-C Interface
This section describes cross-system communications between two ABAP programs as realized using the COMMUNICATION statement.
Other versions: 7.31 | 7.40 | 7.54
Note
SDK for CPI-C is no longer supported. The CPI-C libraries and the documentation for programming are no longer delivered. For new programs, SDK and the libraries for RFC must be used. The API for CPI-C was retained to support existing programs and for internal technical purposes.