Re: [MMUSIC] BUNDLE DECISSION: Full bundle or no bundle - there aint anything in between

Martin Thomson <martin.thomson@gmail.com> Fri, 24 May 2013 18:14 UTC

Return-Path: <martin.thomson@gmail.com>
X-Original-To: mmusic@ietfa.amsl.com
Delivered-To: mmusic@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id ACFF021F8E8F for <mmusic@ietfa.amsl.com>; Fri, 24 May 2013 11:14:59 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -4.378
X-Spam-Level:
X-Spam-Status: No, score=-4.378 tagged_above=-999 required=5 tests=[AWL=-0.779, BAYES_00=-2.599, RCVD_IN_DNSWL_LOW=-1]
Received: from mail.ietf.org ([12.22.58.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id yY5wWY9yX6Z9 for <mmusic@ietfa.amsl.com>; Fri, 24 May 2013 11:14:54 -0700 (PDT)
Received: from mail-lb0-f177.google.com (mail-lb0-f177.google.com [209.85.217.177]) by ietfa.amsl.com (Postfix) with ESMTP id 560F721F8E49 for <mmusic@ietf.org>; Fri, 24 May 2013 11:14:53 -0700 (PDT)
Received: by mail-lb0-f177.google.com with SMTP id o10so4912506lbi.22 for <mmusic@ietf.org>; Fri, 24 May 2013 11:14:52 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=U3NP7JVTlKMbsrGdySKy1eKpNdLzOIBNxEMty1DXP3I=; b=PvdgmQn091pu/iJ/zhNsxVkoWZjyQfrgnsFtYTTba6W5bR0g8S/p6MaDveSXWu79HT fgRFGuoP1obB6FXQZ7PNt51D4+QTD8rWkI8nAKwDasANFbypg+DXO/jgTwbDd1J7/NW8 jt7YD6lcyQh8iKwfYX2I1umPrpvO/iaOYvul9SGjAB4EzlGNnd6DDAgkcSMnPjx6dQKP 45nLlnCCRnyqpy843s3iwlOABWtFtVvWRVMR/sTsznHg6COnev8IH3OsBSiwQmik4x5C /0icsQp62w+NAdC2PnEMKk9YniqtLYl2gHpTu9RjZXT/mS5VvHypVOW+G2gRQOJ8C/VE gRrQ==
MIME-Version: 1.0
X-Received: by 10.112.149.8 with SMTP id tw8mr9326240lbb.117.1369419292670; Fri, 24 May 2013 11:14:52 -0700 (PDT)
Received: by 10.112.122.40 with HTTP; Fri, 24 May 2013 11:14:52 -0700 (PDT)
In-Reply-To: <519F7ADF.1010909@alum.mit.edu>
References: <7594FB04B1934943A5C02806D1A2204B1C3777C9@ESESSMB209.ericsson.se> <519F7ADF.1010909@alum.mit.edu>
Date: Fri, 24 May 2013 11:14:52 -0700
Message-ID: <CABkgnnVE+9xgPK-=8mvVCz+KE7xe+3Fu2w2hUnvpXyYVKGGQbw@mail.gmail.com>
From: Martin Thomson <martin.thomson@gmail.com>
To: Paul Kyzivat <pkyzivat@alum.mit.edu>
Content-Type: text/plain; charset=UTF-8
Cc: "mmusic@ietf.org" <mmusic@ietf.org>
Subject: Re: [MMUSIC] BUNDLE DECISSION: Full bundle or no bundle - there aint anything in between
X-BeenThere: mmusic@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: Multiparty Multimedia Session Control Working Group <mmusic.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/mmusic>, <mailto:mmusic-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/mmusic>
List-Post: <mailto:mmusic@ietf.org>
List-Help: <mailto:mmusic-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/mmusic>, <mailto:mmusic-request@ietf.org?subject=subscribe>
X-List-Received-Date: Fri, 24 May 2013 18:14:59 -0000

On 24 May 2013 07:36, Paul Kyzivat <pkyzivat@alum.mit.edu> wrote:
> The answer to an offer containing a bundle group may remove an m-line from
> the bundle group if (and only if) the address/port of the m-line in the
> offer is distinct from the address/port of all the other m-lines in the
> offered bundle group. When doing so it must supply a unique address/port for
> that m-line in the answer.

Yes.  That addresses most concerns.

It gets even better when you consider that there is an expectation
that any bundled m-line is "fixed up" to include the same transport
parameters, thus "sealing the deal".