Re: [MMUSIC] Draft new version: draft-ietf-mmusic-sdp-bundle-negotiation-06

Martin Thomson <martin.thomson@gmail.com> Wed, 09 April 2014 19:49 UTC

Return-Path: <martin.thomson@gmail.com>
X-Original-To: mmusic@ietfa.amsl.com
Delivered-To: mmusic@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 249711A041F for <mmusic@ietfa.amsl.com>; Wed, 9 Apr 2014 12:49:08 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2
X-Spam-Level:
X-Spam-Status: No, score=-2 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, FREEMAIL_FROM=0.001, SPF_PASS=-0.001] autolearn=ham
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id MoIY0kQuSZrL for <mmusic@ietfa.amsl.com>; Wed, 9 Apr 2014 12:49:03 -0700 (PDT)
Received: from mail-we0-x22a.google.com (mail-we0-x22a.google.com [IPv6:2a00:1450:400c:c03::22a]) by ietfa.amsl.com (Postfix) with ESMTP id 614C81A01BA for <mmusic@ietf.org>; Wed, 9 Apr 2014 12:49:03 -0700 (PDT)
Received: by mail-we0-f170.google.com with SMTP id w61so2967895wes.29 for <mmusic@ietf.org>; Wed, 09 Apr 2014 12:49:02 -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=WtdZ2JBa4t9DhQs3ZbflnHYMXbLlzwJqgKslJJaJoSw=; b=Yrj6kdg3qi7Dt8SLz/EQ2vjSZHao/j6Kve/G0tve1YBTXJilK7IGnQGcJU02X8sbOu 87g9iCZy6subC7lrcJrZ+g5QjzEcI3Go8Zlecp2sLCmkdleo9emom0lZwEGoqJMbgJ+7 HB8+6qEwEcp0+YHNDugDRkfsIGAek73GQHGHAcGhnyzcuEfGrxnGwe5Zc2KqkxMpWkHU bHSKFeAcqxiOYiKefF/cgk/V80QsDV38zVX38GgXzrdBnK+nZdQ8oj0dkp8CLEWola9A EbzMOlrr8hqe8skwmGeI8tpDixWayKzvoOusHdUha9HwGZn9WI2ISSrORVRuBlykTncq 0dQw==
MIME-Version: 1.0
X-Received: by 10.180.108.13 with SMTP id hg13mr3577849wib.56.1397072942381; Wed, 09 Apr 2014 12:49:02 -0700 (PDT)
Received: by 10.227.144.132 with HTTP; Wed, 9 Apr 2014 12:49:02 -0700 (PDT)
In-Reply-To: <7594FB04B1934943A5C02806D1A2204B1D2BA456@ESESSMB209.ericsson.se>
References: <7594FB04B1934943A5C02806D1A2204B1D2AB260@ESESSMB209.ericsson.se> <51F4517A-9FED-4880-9495-28A5A53192ED@csperkins.org> <CABkgnnWo_nREv_XzzwSL+pGezDPvnxM3rB1_HVgqQkp9wYFPRg@mail.gmail.com> <7594FB04B1934943A5C02806D1A2204B1D2BA456@ESESSMB209.ericsson.se>
Date: Wed, 09 Apr 2014 12:49:02 -0700
Message-ID: <CABkgnnXLKCg5EKJY=MybtXA97npF4mNMZKKaX3WnwW7nBA_wVg@mail.gmail.com>
From: Martin Thomson <martin.thomson@gmail.com>
To: Christer Holmberg <christer.holmberg@ericsson.com>
Content-Type: text/plain; charset="UTF-8"
Archived-At: http://mailarchive.ietf.org/arch/msg/mmusic/8eIaN2MVu9CzNH4hu4XI--2OSEc
Cc: Colin Perkins <csp@csperkins.org>, "mmusic (E-mail)" <mmusic@ietf.org>
Subject: Re: [MMUSIC] Draft new version: draft-ietf-mmusic-sdp-bundle-negotiation-06
X-BeenThere: mmusic@ietf.org
X-Mailman-Version: 2.1.15
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: Wed, 09 Apr 2014 19:49:08 -0000

On 9 April 2014 11:40, Christer Holmberg <christer.holmberg@ericsson.com> wrote:
>>> On 9 April 2014 03:55, Colin Perkins <csp@csperkins.org> wrote:
>>> Multiple BUNDLE groups will form
>>>    multiple RTP sessions, one per bundle group.
>>
>> ...unless they happen to be the same RTP session seen from different perspectives.
>
> Not sure I understand.

The definition of RTP session is such that you could be seeing the
same session on two 5 tuples and yet be ignorant of this fact.

a  a
 \ /
  |
  b