If you are thinking of a 3rd party Billing Application to process the CDR feed and provide Billing information and reporting I am sure we can give you a solution for your problem. If you go to www.tigercomms.com you can take a look at what we provide...
I am still experiencing this duplication with with the latest IM&P version. Has anyone managed to fix it?
I only have Incoming messages turned on but the JM table often contains duplicate rows for a message. The only difference is a few milli seconds...