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Re: [rtcweb] Does RID require the same ext id for all the m= sections?

Sergio Garcia Murillo <sergio.garcia.murillo@gmail.com> Mon, 11 September 2017 16:15 UTC

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From: Sergio Garcia Murillo <sergio.garcia.murillo@gmail.com>
Date: Mon, 11 Sep 2017 18:15:39 +0200
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To: Iñaki Baz Castillo <ibc@aliax.net>
Cc: rtcweb@ietf.org, "Mo Zanaty (mzanaty)" <mzanaty@cisco.com>
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Subject: Re: [rtcweb] Does RID require the same ext id for all the m= sections?
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What I meant is that there are already restrictions to aliases in m-lines
on non-bundle and that they would make sense to be extended to all bundled
m-lines.

Br
Sergio

El 11/9/2017 18:11, "Iñaki Baz Castillo" <ibc@aliax.net> escribió:

> On Mon, Sep 11, 2017 at 6:06 PM, Sergio Garcia Murillo
> <sergio.garcia.murillo@gmail.com> wrote:
> > Aliases are already restricted in same m-line by the header extension
> RFC.
>
> I don't mean aliases within the same m= section, but usage of
> different "a=extmap:N urn:mid" (different N) in different m= sections.
>
> That's not valid since the receiver needs to use a *single* extmap ID
> to look for the packet MID extension value, so it can find the
> corresponding m=section it belongs to.
>
> --
> Iñaki Baz Castillo
> <ibc@aliax.net>
>

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