The Oracle Business Intelligence Presentation Services Plug-in is the entry point for web client requests to BI Presentation Services.
There are two types of BI Presentation Services Plug-ins.
For Oracle Business Intelligence that is serviced by J2EE application servers, the BI Presentation Services Plug-in is a Java Servlet.
For Oracle Business Intelligence where the web server used is Microsoft Internet Information Services (IIS), the Oracle BI Presentation Services Plug-in is an ISAPI Plug-in.