Hi,
You need licenses for execution of load tests in the Controller.
LoadRunner 12 Community Edition come with 50 free Vusers of all protocols (other than COM/DCOM, vuser templates and GUI vusers). They are permanent license.
http://support.openview.hp.com/selfsolve/document/KM1412003
You can receive price information from a sales representative. If you are interested, I can help you a sales representative to get into contact with you. Please write me private message.
Kind regards,