This is the RT-Jasper Wiki. As long as there is no real website for RT-Jasper this will be the place to look for information about using RT-Jasper.
To run your first JasperReport generated using RT-Jasper please follow the Run a demo on JasperServer instructions.
Connecting RT: Request Tracker and JasperServer
To establish a connection between RT: Request Tracker and JasperServer you only to create the necessary JasperServer resources: