The programs required for a stream data processing system will depend on the type of adaptors to be used and the functions to be used by the adaptors. The following figure shows a configuration of programs in a stream data processing system.
Figure 2-2 Configuration of programs in a stream data processing system
![[Figure]](figure/zs020200.gif)
With a basic system configuration, the only program required for the server that runs Stream Data Platform - AF is Stream Data Platform - AF.
Note the prerequisite programs that are also required in the following cases:
- When a standard adaptor is used to input HTTP packets
A packet analyzer is required on the server that runs Stream Data Platform - AF. For details about the packet analyzers supported by Stream Data Platform - AF, see 10.3.1 Overview of HTTP packet input.
- When a standard adaptor is used to output summary analysis results to the dashboard
To use a Web browser to view the summary analysis results of stream data that are to be output to a dashboard, you need the following programs for the Web client:
- Internet Explorer
- Flash Player
For the program versions, see the Release Notes for Stream Data Platform - AF.