Re: Is SDP in an unreliable response "the answer" ???

OKUMURA Shinji <[email protected]> Tue, 20 Apr 2010 17:42:34 +0900
Newsgroups gmane.ietf.sipping
Message-ID <[email protected]>
Hi,

Before sending an answer,
- An UAS MAY send unreliable provisional responses with a SDP.
- And the SDP MUST be identical to an answer SDP.

After sending an answer,
- The UAS should not insert a SDP in any response.

Is this OK?

Hans Erik van Elburg <[email protected]>
Mon, 19 Apr 2010 13:55:41 +0200
>> - An UAS MAY insert a SDP body that is identical to the SDP
>>  answer, in an unreliable provisional response before the SDP
>>  answer has been sent.
>>
>> - The UAS MUST NOT insert a SDP body that is not identical to
>>  the SDP answer, in an unreliable provisional response before
>>  the SDP answer has been sent.
>>
>This is terribly confusing. Very probabe that noone will get it right.
>Triple negation. And talking about sending and answer before  the
>answer has been sent. ???
>
>
>> - The UAS MUST NOT insert a SDP body in any response after the
>>  SDP answer has been sent.
>>
>This means that you can't send it again after you've send it in an
>unreliable provisional response. Do you want tto say that?
>
>/Hans Erik van Elburg
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