[asterisk-dev] Supported: ms-early-media

[Olle E. Johansson]

18 nov 2010 kl. 23.16 skrev CDR:

> Please somebody confirm if the supported header may appear more than once.
No, it's not supported.

/O
> Yours
> Feerico
> 
> On Thu, Nov 18, 2010 at 6:33 AM, Klaus Darilion <klaus.mailinglists at pernau.at> wrote:
> I think the Supported header may appear several times, so you can try using the SIP ADD HEADER function and add the header yourself
> 
> regards
> klaus
> 
> 
> On 18.11.2010 01:33, CDR wrote:
> Is there an option in sip.conf for 1.6.2 that would add this to the INVITE?
> Supported: ms-early-media
> In my invites I see:
> Supported: replaces, timer
> But I have not seen any option that would add the ms-early-media option.
> 
> Here’s a link to the RFC3960 Describing the benefits of early media vs
> late media.    In summary you eliminate “clipping” as it’s called.
> 
>    Media clipping occurs when the user (or the machine generating media)
>    believes that the media session is already established but the
>    establishment process has not finished yet. The user starts speaking
>    (i.e., generating media) and the first few syllables or even the
>    first few words are lost.
> 
> 
> 
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* Olle E Johansson - oej at edvina.net
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