Re: [rtcweb] SDP_PRANSWER followed by SDP_OFFER scenario in JSEP

Cullen Jennings <fluffy@iii.ca> Thu, 10 May 2012 20:56 UTC

Return-Path: <fluffy@iii.ca>
X-Original-To: rtcweb@ietfa.amsl.com
Delivered-To: rtcweb@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9EA4B11E8099 for <rtcweb@ietfa.amsl.com>; Thu, 10 May 2012 13:56:39 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -3.539
X-Spam-Level:
X-Spam-Status: No, score=-3.539 tagged_above=-999 required=5 tests=[AWL=1.060, BAYES_00=-2.599, GB_I_LETTER=-2]
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 4BAzP53vtD-u for <rtcweb@ietfa.amsl.com>; Thu, 10 May 2012 13:56:39 -0700 (PDT)
Received: from mxout-07.mxes.net (mxout-07.mxes.net [216.86.168.182]) by ietfa.amsl.com (Postfix) with ESMTP id 2545D11E8091 for <rtcweb@ietf.org>; Thu, 10 May 2012 13:56:39 -0700 (PDT)
Received: from [192.168.4.100] (unknown [128.107.239.233]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) by smtp.mxes.net (Postfix) with ESMTPSA id BF0BF22E25C; Thu, 10 May 2012 16:56:37 -0400 (EDT)
Mime-Version: 1.0 (Apple Message framework v1084)
Content-Type: text/plain; charset="us-ascii"
From: Cullen Jennings <fluffy@iii.ca>
In-Reply-To: <CABkgnnVO5UyhHjiWVPsLYAoXSKPsfn6Fnb10hQr_6-kgq0FC3g@mail.gmail.com>
Date: Thu, 10 May 2012 14:56:36 -0600
Content-Transfer-Encoding: quoted-printable
Message-Id: <F0D1114C-0B6C-4AED-BDD3-4E3D6A219485@iii.ca>
References: <387F9047F55E8C42850AD6B3A7A03C6C0E23B102@inba-mail01.sonusnet.com> <6F428EFD2B8C2F49A2FB1317291A76C1136029362A@USNAVSXCHMBSA1.ndc.alcatel-lucent.com> <4FA13816.6050003@alvestrand.no> <CAD5OKxsOAeTRdCgj2g4BY8maeG1n9nzCv29g8kaFPVZ4tf8C5w@mail.gmail.com> <4FA15898.1040204@alvestrand.no> <7F2072F1E0DE894DA4B517B93C6A05852C44001329@ESESSCMS0356.eemea.ericsson.se> <CAD5OKxsbTSpMPg30P4DSN6UasCx6na43tpZ5yT2ct6SLMpd9xQ@mail.gmail.com> <7F2072F1E0DE894DA4B517B93C6A05852C4400132C@ESESSCMS0356.eemea.ericsson.se> <6F428EFD2B8C2F49A2FB1317291A76C1136047B753@USNAVSXCHMBSA1.ndc.alcatel-lucent.com> <7F2072F1E0DE894DA4B517B93C6A05852C4400132F@ESESSCMS0356.eemea.ericsson.se> <CAD5OKxuy8_Ras3X-8tcY1qaLRTVJ-z-JuXQaf0NKaRwN_dU18Q@mail.gmail.com> <7F2072F1E0DE894DA4B517B93C6A05852C442AC0DA@ESESSCMS0356.eemea.ericsson.se> <CAD5OKxuv7T6YrEXEeVECKbGtRg4feoRYTgvC57yqWXTBK43ypg@mail.gmail.com> <4FA2B447.7010504@jesup.org> <4FA2E264.4040207@jesup.org> <CAD5OKxs3AqvbookWYPDgOuAkjPZGVUdSEhqz6P _p9E4h_ZHJGQ@mail.gmail.com> <7F2072F1E0DE894DA4B517B93C6A05852C44001338@ESESSCMS0356.eemea.ericsson.se> <CAD5OKxuq14_DfSJuFEHq_ZEubbOYt7NFTcXWpLND8ggAr37QhA@mail.gmail.com> <7F2072F1E0DE894DA4B517B93C6A05852C44001339@ESESSCMS0356.eemea.ericsson.se> <CAD5OKxvFYy-9XAE5GG0n58xX2HKRX3o5qkTZ2o6rugakaM77Ew@mail.gmail.com> <7F2072F1E0DE894DA4B517B93C6A05852C4400133A@ESESSCMS0356.eemea.ericsson.se> <CAOJ7v-1Ue=q4MAh0csiDLvRFfMGaJ4vWrDxhir-S-OjSTsymaw@mail.gmail.com> <387F9047F55E8C42850AD6B3A7A03C6C160337F1@inba-mail01.sonusnet.com> <6E35F409-3B3F-4D92-91F2-451E0910CFDE@iii.ca> <CABkgnnVO5UyhHjiWVPsLYAoXSKPsfn6Fnb10hQr_6-kgq0FC3g@mail.gmail.com>
To: Martin Thomson <martin.thomson@gmail.com>
X-Mailer: Apple Mail (2.1084)
Cc: Randell Jesup <randell-ietf@jesup.org>, "rtcweb@ietf.org" <rtcweb@ietf.org>
Subject: Re: [rtcweb] SDP_PRANSWER followed by SDP_OFFER scenario in JSEP
X-BeenThere: rtcweb@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: Real-Time Communication in WEB-browsers working group list <rtcweb.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/rtcweb>, <mailto:rtcweb-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/rtcweb>
List-Post: <mailto:rtcweb@ietf.org>
List-Help: <mailto:rtcweb-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/rtcweb>, <mailto:rtcweb-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 10 May 2012 20:56:39 -0000

I was looking more for the actually sort of end user use case where this might happen. 


On May 10, 2012, at 1:53 PM, Martin Thomson wrote:

> On 10 May 2012 12:05, Cullen Jennings <fluffy@iii.ca> wrote:
>> I'm a very confused on what type of forking (with ICE) use case people want to satisfy.
> 
> Here's the use case as I understand it:
> 
> create offer and send to some thing
> the offer actually hits multiple things
> multiple answers arrive
> want to establish sessions with all of them
> 
> That's the use case.  Adding it to the use cases draft (or not) is
> probably something that needs to be debated more.
> 
> --Martin
> 
> p.s. How the offer reaches multiple things doesn't matter much.  I see
> too many emails on these lists that include the letters S, I and P
> together.