[OpenSIPS-Users] Accounting: How to avoid a fraudulent BYE with lower CSeq?

[Juha Heinanen]

Dan Pascu writes:

 > In the end it means, the proxy will have to verify everything (dialog 
 > identification elements, cseq, ruri, route set) to avoid fraud and also 
 > wait for a 200 OK, which makes it look more like a b2bua after all

and if gw is down and 200 ok never comes.  the user should not be made
to pay for something his has stopped receiving.

-- juha