Re: [MMUSIC] BUNDLE Weekly Summary: Assumptions

Martin Thomson <martin.thomson@gmail.com> Fri, 10 May 2013 22:06 UTC

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Date: Fri, 10 May 2013 15:06:47 -0700
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From: Martin Thomson <martin.thomson@gmail.com>
To: "Cullen Jennings (fluffy)" <fluffy@cisco.com>
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Cc: "mmusic@ietf.org" <mmusic@ietf.org>, Christer Holmberg <christer.holmberg@ericsson.com>
Subject: Re: [MMUSIC] BUNDLE Weekly Summary: Assumptions
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On 10 May 2013 14:21, Cullen Jennings (fluffy) <fluffy@cisco.com> wrote:
> On May 3, 2013, at 6:53 AM, Christer Holmberg <christer.holmberg@ericsson.com> wrote:
>> 2.       SDP m- lines with a zero port value MUST NOT be put inside a BUNDLE group (not in an offer, nor in an answer). There will be a note indicating that, due to this, the number of m- lines associated with a BUNDLE group may differ between the offer and the associated answer. There will also be a note indicating that this is due to RFC 5888, in case people later start to wonder where the “MUST NOT” comes from.
>
> object to this. I think EKR's idea of doing this explicitly in an offer to indicate that the line is only being offered in a bundle is a good one.

+1

I'd prefer to keep the concepts of bundling (in-out) and negotiated
(on-off) as two orthogonal switches.