On 07/06/2010 04:17 AM, Iñaki Baz Castillo wrote:
> 2010/7/6 goutam kumar<[email protected]>:
>> my doubt was that if you have already started
>> receiving RTP from remote after sending a 200 OK, then you know that your
>> call has been established. In such case, why do we need to terminate such a
>> call if we have not reeceived an ACK?? Is it only to enforce the reliability
>> of the 200 OK??
>
> In case the SDP offer is in the 200 then the ACK (containing the SDP
> response) would be required the media session to start.
> So there are cases in which having the INVITE/200 is not enough in
> case the ACK doesnt' arrive, and it's better to have a common
> specification for all the cases rather than making exceptions.

That and to tell the UAS to stop retransmitting ...?


-- 
Alex Balashov - Principal
Evariste Systems LLC
1170 Peachtree Street
12th Floor, Suite 1200
Atlanta, GA 30309
Tel: +1-678-954-0670
Fax: +1-404-961-1892
Web: http://www.evaristesys.com/
_______________________________________________
Sip-implementors mailing list
[email protected]
https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Reply via email to