Hi,
Maybe this draft can give you some advice:
draft-ietf-sipping-sip-offeranswer
On 12/7/06, jitha <[EMAIL PROTECTED]> wrote:
>
> Hi,
>
> Has anyone implemented the 183 response handling? Did go through
> draft-ietf-sip-183-00.txt & draft-ietf-sip-call-flows-05.txt. One speaks
> about inclusion of SDP in 183 response & sending of PRACK . While the
> other
> says there is no need for SDP message in 183 response & hence no need for
> PRACK. Is there any other RFC which gives a clear idea about 183
> response.
>
> Let me know which of the two is correct & also, if there is no need for a
> SDP body then how will the calling party come to know about the codec
> used?
> >From RTP header?
>
> Thanks in advance.
>
> Regards,
> Jitha
>
>
>
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