Interfacing with SAP

Overview:

SAP AG has been coming up with new tools and techniques to support emerging industry standard EAI technologies from time to time.
The following are the techniques currently supported by SAP (as in SAP Version 4.6c) for both
batch and real-time interfacing.

Batch Data Communication (BDC)
Batch Input (BI) & Direct Input (DI) programs
Remote Function Call (RFC)
Electronic Data Interchange (EDI)
Application Link Enabling (ALE)
Business Application Programming Interface (BAPI)
SAP Automation Tools
SAP Connectors
Internet Transaction Server (ITS)

Low-level communication techniques

CPI-C Communication
Platform specific development libraries for SNA & TCP/IP communication

This document takes a closer look at these interfacing techniques, effective ways and scenarios to employ them, and their pros & cons.

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