[SIPForum-discussion] Can both 180 & 200 contain SDP?

Tomasz Zieleniewski tzieleniewski at gmail.com
Mon May 4 20:28:15 UTC 2009


Hi,

According to the same clause 13.2.1 from RFC 3261
the same SDP answer may be placed in any provisional response.
In this case UAC must treat the first received SDP as final one and must
ingnore any further responses.

Kind regards,
- Tomasz

2009/5/4 Martien Huysmans <martien.huysmans at ericsson.com>

>  Hi
>
> Please take into account that the SDP must be send in a reliable
> non-failure message from the UAS.
> See RFC3261-clause 13.2.1
>
> Regards Martien
>
>  ------------------------------
> *From:* discussion-bounces at sipforum.org [mailto:
> discussion-bounces at sipforum.org] *On Behalf Of *Tomasz Zieleniewski
> *Sent:* Monday, May 04, 2009 9:12 AM
> *To:* amirul ahsan
> *Cc:* SIP FORUM
> *Subject:* Re: [SIPForum-discussion] Can both 180 & 200 contain SDP?
>
> Hi,
>
> UAS may send SDP in 180 Session Progress response.
> UAC must then treat those media description as the final one
> and must ignore any SDP in subsequent responses.
>
> Kind regards,
> Tomasz Zieleniewski
>
>
> 2009/5/3 amirul ahsan <panna108 at yahoo.com>
>
>>   HI,
>>
>> Plz let me know, if both 180 Ringing & 200 Ok cantain SDP .
>>
>> Thanks in advance.
>>
>> // BR,
>>
>> Amirul
>>
>>
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