are you looking for a community edition or the enterprise one ,
if you are looking for enterprise use , you have to talk for jbilling tech team , they will forward you to sales team ;
other wise the community edition can feet your need by developing your extrat features ...
jBilling Community 4.x is more than sufficient to meet your requirements
stated above. We can give you a solution that is good to process 4m CDRs a
day i.e. 100 million CDRs a month. We are continously working to scale this
to 1 billion CDRs a month.
Let me know if you can share more information on the deadlines and budget,
and I can answer these questions most effectively.
We can also do a support contract for > 1 year so that your implementation