!--a11y-->
Network and Cluster Infrastructure 
You can find the Network Infrastructure manual in the SAP Service Marketplace under alias TI (technical infrastructure):
http://service.sap.com/ti
There are the following different installation scenarios for the SAP Web Application Server.
There are the following installation options on the server side:
The scenario of an SAP System that can run Java and ABAP applications is described in SAP Web Application Server with ABAP and J2EE.

For large installations with several SAP Web AS instances, you can use the SAP Web Dispatcher, to have a defined access point for your system and to implement load balancing.
You want to use the SAP Web AS for J2EE applications in productive operation. The architecture of such a system is described in the Architecture Manual.
You can install the following components:
· SAP NetWeaver Developer Studio
· J2EE-only Server (without cluster)
The documentation contains the following information:
SAP Web Application Server with ABAP and J2EE
Load Balancing Between Many J2EE Instances
