Clarification question:
Is the second 180 truly a retransmission, or is it a *new* 180?
Paul
Ganesh Pitchiah S wrote:
> Hi All,
>
> I have a doubt regarding continuous transmitting of provisional
> response. In our system we are having two SIP entities
>
> Assume one sip entity is softx and other is SCP.
>
> SCP sends 180 with SDP to softx to have early dialog and we are having a
> situation that early dialog should go for 4 minutes.
>
> After 2 minutes and 30 seconds SCP is retransmitting the 180 with SDP again
> but the softx is not accepting the same because it has already send PRACK
> for the earlier response and it is releasing the call after 3 minutes
> because it did not get any new response.
>
>
>
> Can any one say whose behavior is correct? (I checked with RFC3262 I think
> SCP behavior is correct)
>
>
>
> Thanks in advance.
>
>
>
> Thanks and Regards,
>
> Ganesh
>
>
>
>
>
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