Request for Radius Test Client to test the following call flow

Hi, I require to simulate and test the RADIUS ACCESS_REQUEST message with PPAC, Update Reason & Service Type Parameters in the packet and ACCESS_ACCEPT with PPAQ(VQ/DQ, VT/DT). Any radius client which supports setting these two parameters and send ACCESS_REQUEST message & how to set the response ACCESS_ACCEPT with PPAQ(VQ/DQ, VT/DT). Regards, Ratnesh