Hi,
I'll be pleased to work on this project for you. Let me introduce myself. I'm a CCIE certified network specialist with 6+ years of experience in configuring, troubleshooting and maintaining complex networks for large enterprises.
I've done extensive work in ISP environment and have deployed Freeradius numerous times. Please let me know the details of your Freeside implementation: is it a hardware appliance or VM?
Do get me on board and I assure you that you will not be disappointed.