SAP Application Interface Framework 
The SAP Application Interface Framework enables you to develop and monitor interfaces as well as execute error handling in a single framework residing in your SAP backend system.
Possible sources of demand for SAP Application Interface Framework are:
You have a complex, heterogeneous system landscape using the SAP PI
You want to decouple technical and business aspects of your interfaces, thus enabling business users to perform error handling
You experience difficulties in enforcing interface implementation guidelines
SAP Application Interface Framework enables you to:
Do functional instead of technical monitoring
Restrict interface data and error monitor access by flexible authorization rules
Enforce interface implementation guidelines
SAP Application Interface Framework provides you with the following functions:
A powerful framework for the implementation of interfaces
A user-friendly transaction for interface monitoring and error handling
Tools for the configuration and operation
Implementation Considerations
SAP Application Interface Framework is based on SAP NetWeaver technology. You can implement SAP Application Interface Framework as an add-on based on SAP NetWeaver.
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Software Components for SAP Application Interface Framework