[Asterisk-Dev] help required on PSTN Calls

[Kamran Ahmad]

hello

i need help on PSTN Calls via quintum gateway. i have
a simple problem when i am try to send INVITE to PSTN
quintum gw. it is replying me 183 session progress and
call duration is starting at this point. after this he
is sending ringing then 200 OK. Billseconds are
incorrect in this case.

 UAC     Asterisk                      GW
1|--INVITE->|---(invite)---------------->|
2|<--(183)--|<---(183 session progress)--|
3|<--(180)--|<---(180ringing)------------|
4|<--(200)--|<---(200 ok)----------------|
5|--(ACK)-->|---(ack)------------------->|
6|<-(med)-->|<---(media audio)---------->|

i have problem in calculation of billseconds for CDR
billseconds are starting from step 2 but it should be
at step 5.

Kamran






		
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