Selecting IBM® Campaign components
You can install the Campaign server and the web application on the same machine, or on different machines.
The following table describes the components that you can select when you install Campaign.
Campaign Server
The Campaign startup scripts and components that support the design and execution of Campaign flowcharts. The primary components are the listener (unica_aclsnr.exe), which must always be running, and the server (unica_acsvr.exe). The listener spawns a separate unica_acsvr.exe process for each login and each active flowchart. For example, if one user logs in and then opens a flowchart, the listener spawns two instances of unica_acsvr.exe