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Re: [MMUSIC] Open Issues: draft-ietf-mmusic-sdp-simulcast-03

Bo Burman <bo.burman@ericsson.com> Wed, 28 October 2015 12:28 UTC

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From: Bo Burman <bo.burman@ericsson.com>
To: Paul Kyzivat <pkyzivat@alum.mit.edu>, Christer Holmberg <christer.holmberg@ericsson.com>, Suhas Nandakumar <suhasietf@gmail.com>
Thread-Topic: [MMUSIC] Open Issues: draft-ietf-mmusic-sdp-simulcast-03
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Date: Wed, 28 Oct 2015 12:28:23 +0000
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Subject: Re: [MMUSIC] Open Issues: draft-ietf-mmusic-sdp-simulcast-03
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OK. Thank you for the proposed syntax and registration text. Will bring it into -04. /Bo

> -----Original Message-----
> From: Paul Kyzivat [mailto:pkyzivat@alum.mit.edu]
> Sent: den 27 oktober 2015 19:18
> To: Bo Burman; Christer Holmberg; Suhas Nandakumar
> Cc: mmusic@ietf.org
> Subject: Re: [MMUSIC] Open Issues: draft-ietf-mmusic-sdp-simulcast-03
> 
> 
> 
> On 10/27/15 2:30 PM, Bo Burman wrote:
> > Simulcast is defined to take bundle into account. It relies on the use
> > of RID  or PT identification, but simulcast scope is per definition
> > local to the surrounding “m=” line and simulcast extends the
> > identification space by adding bundle MID identification in case of
> > bundling. Therefore, it is not affected by multiplexing, meaning NORMAL.
> 
> OK. Martin and I have provided you with some suggested text revisions regarding the syntax and registration of the
> attribute. While that text has most of the stuff needed for the IANA registration, it doesn't have info about multiplexing.
> If you incorporate the suggestion into the draft, you can put in the info about multiplexing.
> 
> 	Thanks,
> 	Paul
> 
> > /Bo
> >
> > *From:*mmusic [mailto:mmusic-bounces@ietf.org] *On Behalf Of *Christer
> > Holmberg
> > *Sent:* den 26 oktober 2015 14:17
> > *To:* Suhas Nandakumar; Paul Kyzivat
> > *Cc:* mmusic@ietf.org
> > *Subject:* Re: [MMUSIC] Open Issues:
> > draft-ietf-mmusic-sdp-simulcast-03
> >
> > Hi,
> >
> > ...
> >
> >>I think that RID is not affected my multiplexing and the category must
> > be NORMAL.
> >
> > I agree that RID is probably NORMAL.
> >
> > Regarding the ‘simulcast’ attribute, it would be nice to get some
> > input from the simulcast folks.
> >
> > If you have bundled multiple media, assuming it is ok to simulcast
> > only parts of that media? If so, I guess the category would be NORMAL.
> >
> > Regards,
> >
> > Christer
> >

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