SAP ABAP, Netweaver, ERP Tutorial

Introduction

Dispatcher and work process play an important role in SAP web application server.

Dispatcher handles requests from SAP GUI or ICM which comes from Internet. It is the job of dispatcher to forward the task to available work process. It also handles roll in and roll out of memory and uses algorithms to balance the load.

Using Central User Administration, you can maintain user master records centrally in one system. Changes to the information are then automatically distributed to the child systems. This means that you have an overview in the central system of all user data in the entire system landscape.

The Business Communication Services (BCS) offer functions for SAP applications to send or receive e-mails, faxes or SMS messages. On the one hand, BCS uses SAPconnect to exchange messages with e-mail servers using the SMTP protocol. On the other hand, the BCS offer ABAP programming interfaces which can be used by applications to send or receive messages. You find more information under the following links:

* Literature
* FAQs
* Related Notes

Package, application component and software component are all used to organize SAP repository objects. In order to identify different purpose of repository objects, we assign the repository object to the package.

The package will then assign to a surrounding package and it will also assign to a application component, software component. Below screen shot shows the relationship below them.

The SAP NetWeaver Application Server is the central foundation for the entire SAP software stack. It also provides a platform for other NetWeaver components (Portal, XI, and so on), as well as for ABAP and Java applications. The full J2EE standard is supported. The SAP NetWeaver Application Server is the further development of the SAP Web Application Server.