[Users] Serial forking and accounting

[Andreas Granig]

Daniel-Constantin Mierla wrote:
> acc module records only the selected code for billing purposes. In case 
> of parallel/serial forking when many reply codes were received, an 
> algorithm selects the code to be sent upstram, and that code is written 
> in acc as well.

Ok, after struggling with the missed-calls-flag, I completely disabled 
this one and now use the failed-transaction-flag (which was disabled 
before), which is working as expected.

> For missed calls, it logs the call leg, so each callee which was tried 
> sees the call attempt.

And what exactly is logged when using the failed-transaction-flag? I 
just know that it works now, but I'm currently completely confused about 
the difference between these two :o/

Andy