Re: [rtcweb] When are ICE candidates added to the SDP

Martin Thomson <martin.thomson@gmail.com> Tue, 13 May 2014 05:37 UTC

Return-Path: <martin.thomson@gmail.com>
X-Original-To: rtcweb@ietfa.amsl.com
Delivered-To: rtcweb@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9F6F81A0844 for <rtcweb@ietfa.amsl.com>; Mon, 12 May 2014 22:37:40 -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 q2J0HLOOsfHp for <rtcweb@ietfa.amsl.com>; Mon, 12 May 2014 22:37:39 -0700 (PDT)
Received: from mail-we0-x22b.google.com (mail-we0-x22b.google.com [IPv6:2a00:1450:400c:c03::22b]) by ietfa.amsl.com (Postfix) with ESMTP id 073441A0842 for <rtcweb@ietf.org>; Mon, 12 May 2014 22:37:38 -0700 (PDT)
Received: by mail-we0-f171.google.com with SMTP id w62so7872048wes.30 for <rtcweb@ietf.org>; Mon, 12 May 2014 22:37:32 -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=JNfI1b4dtDEa/YBWmqWSt3TvTd0N897HF7o8Rb0c81Q=; b=fHLI0NXS19YRlGfM9I+v+Ki4Nt4RffWx5Rr5QEF2l+JDq5ecnf51+vG8ktd/qB05P1 FM+9SSug/x1mMyzlgYshayi20TDXqQPuyg3j22KHGAGGrer+4cmzYALWtyxRQ45vMng9 AgE9rlJBcQlxReB/O8MqC+hcd+fVq3gYmeq2jICh75Tt/4Z2i/efQJVyEhxKOtaTG5AF YCOMfmetgUKC5b+0QyukNxEnY8sMWDBfjA5cysEYQmVY0zrA5mkSY2p+9L149qv091y0 4DyaD+b0ecfz9IN3udB7AApg72kFIwEU3sBN+rl3jz+VFcAy28eBQntKOLcOhxO/LBn7 flpQ==
MIME-Version: 1.0
X-Received: by 10.195.17.169 with SMTP id gf9mr3587486wjd.10.1399959452322; Mon, 12 May 2014 22:37:32 -0700 (PDT)
Received: by 10.194.235.163 with HTTP; Mon, 12 May 2014 22:37:32 -0700 (PDT)
In-Reply-To: <CABcZeBMVmg=fDpKgGzo-T5xQo1gLh5wAL_2L5PY2rJ7-mHDYTQ@mail.gmail.com>
References: <CABcZeBNUTf42tS9FrjS9Q6Zk8LBkhpKOR1z2v8MHoeNEUf93Mw@mail.gmail.com> <56C2F665D49E0341B9DF5938005ACDF82F69E8@DEMUMBX005.nsn-intra.net> <CABcZeBO1Z0SnTUixjV09ekw-mb=YyzHjOV-b-MMUZy7sx32h6Q@mail.gmail.com> <5370D1E3.7040809@alvestrand.no> <CABcZeBNgJ_DP6XQ2L0fdrFEE-YWwuKCjq4f-X5cD6+pK3un8Hw@mail.gmail.com> <5370F349.7050006@alvestrand.no> <CABkgnnWfAYTUBrrbu=m_j0=S3uBw4Cf7PBDi3ZmAGHsUMBX1kQ@mail.gmail.com> <CABcZeBMVmg=fDpKgGzo-T5xQo1gLh5wAL_2L5PY2rJ7-mHDYTQ@mail.gmail.com>
Date: Mon, 12 May 2014 22:37:32 -0700
Message-ID: <CABkgnnXZV-p9aALirb79GMBrOa87KwYXPq5yY6r-8wtC1bQhiw@mail.gmail.com>
From: Martin Thomson <martin.thomson@gmail.com>
To: Eric Rescorla <ekr@rtfm.com>
Content-Type: text/plain; charset=UTF-8
Archived-At: http://mailarchive.ietf.org/arch/msg/rtcweb/WBXvEfs_xwWMEumSSy2RBl0nd0g
Cc: "rtcweb@ietf.org" <rtcweb@ietf.org>
Subject: Re: [rtcweb] When are ICE candidates added to the SDP
X-BeenThere: rtcweb@ietf.org
X-Mailman-Version: 2.1.15
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: Tue, 13 May 2014 05:37:40 -0000

On 12 May 2014 21:24, Eric Rescorla <ekr@rtfm.com> wrote:
> This doesn't seem like a complete answer. The spec explicitly allows
> multiple CreateOffers, so what is the impact of that?

That would be OK too, except for the async inconvenience associated
with it.  And the risk that you get something different each time (or
that you've messed something up).