Re: [MMUSIC] Adam Roach's Yes on draft-ietf-mmusic-sdp-bundle-negotiation-49: (with COMMENT)

Eric Rescorla <ekr@rtfm.com> Thu, 19 April 2018 13:29 UTC

Return-Path: <ekr@rtfm.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 89BAB12DA17 for <mmusic@ietfa.amsl.com>; Thu, 19 Apr 2018 06:29:29 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.608
X-Spam-Level:
X-Spam-Status: No, score=-2.608 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_LOW=-0.7, T_DKIMWL_WL_MED=-0.01, URIBL_BLOCKED=0.001] autolearn=unavailable autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=rtfm-com.20150623.gappssmtp.com
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 MpUMYxqHXA9R for <mmusic@ietfa.amsl.com>; Thu, 19 Apr 2018 06:29:27 -0700 (PDT)
Received: from mail-oi0-x22f.google.com (mail-oi0-x22f.google.com [IPv6:2607:f8b0:4003:c06::22f]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id C811012D9FF for <mmusic@ietf.org>; Thu, 19 Apr 2018 06:29:24 -0700 (PDT)
Received: by mail-oi0-x22f.google.com with SMTP id e11-v6so4808455oii.11 for <mmusic@ietf.org>; Thu, 19 Apr 2018 06:29:24 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rtfm-com.20150623.gappssmtp.com; s=20150623; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=H4+rNcKAmQ4oTdVmovcvtAXgIegSUMO0KMPRGu1822w=; b=na/nfVGg3rGOwZRxZ9HE3O44f6Ku4P93leVAGF15Hvcbzw5mLUMmtni+qKJe2URPmQ DPBWh8EQvQB9ZDne2HcirnXhsNHMGltI4Nauxyb4ZfwmdCa+BNyBk1m+DTWPl6+ya2Ns qkjcMBzKBcMYbkWin0uNeJ1xYjuAIxPtO/9jdSHqU32rrzwRik/slypuVf3y/sUhA6ST vbhv5Vt8Kun5zRenCi86pqP6juF5od9iFUGQyuimMtLc+F88wJm3JgKbwrDZBlZujZNi RbU5OmFjL2Xsoe2v3PfXHH8Gqp8oOMMKqD1fSmB5EeQWH0B6LTDzZh5q+ggk6uOKzjgC h+Dg==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=H4+rNcKAmQ4oTdVmovcvtAXgIegSUMO0KMPRGu1822w=; b=iFR7m/v3gQ06NgwZZ84VgHDmKpsxjPHl9MMKlG7AuJMTOugAA8x5FfFD6H4knsieZd KmoIDbqLuJSegzQwVkG/X/OAva5XiHyMdkrwmNAsQajNAb1XqGIYRGefoH0FKjsfDEOE OvsaPMJVy6sraqzgmAzgEJKVkdYVf6CSdk022tE4Lk+tPKWZU18jFRcXsQz82PYbW0wJ PR6mzsJcbij3IsEfl6HGUKEwiLcBktfihqXWLflnGpKupkfEw0WrE0gKlvdwyW/iC1t6 e+Vq5OW9GPg/UMo9asaNUnpTKdU4tVdgbgn06ld3nnDM5b2P0g6OQDpU88mIQYSpMRSZ bSKg==
X-Gm-Message-State: ALQs6tCrOWLpbfSRM7N81zN2y2JVSUwY33sZqE0zAv8Q14jrF7E2OeSk q9dr0FgNk7xQ30VatFoycIlsuqEP2Ywk2idSQ922btUj
X-Google-Smtp-Source: AIpwx4+rXUrYd7BvwxqzrCvI9vY+3g7mGds2NykBXMfz2+4xWmsouEi1c62WOREwiHJDaaWOam6qwBod+CSrC3Tisk0=
X-Received: by 2002:aca:c744:: with SMTP id x65-v6mr3475263oif.43.1524144564135; Thu, 19 Apr 2018 06:29:24 -0700 (PDT)
MIME-Version: 1.0
Received: by 10.201.118.130 with HTTP; Thu, 19 Apr 2018 06:28:43 -0700 (PDT)
In-Reply-To: <29FAF45F-5A95-42FC-9FDB-DA8257B85D67@nostrum.com>
References: <152394968680.26207.6988610273307864563.idtracker@ietfa.amsl.com> <D6FB7DAD.2E10A%christer.holmberg@ericsson.com> <CABcZeBPo3tGbAH=45mX7nEtJN=YQQ9vY9hH4WeLhnfNVYJ__cQ@mail.gmail.com> <D6FBD6CA.2E401%christer.holmberg@ericsson.com> <CABcZeBO3rQyMBUvROxU1AbCLSjNkrEZvYXSyKb=t_tTX1ATGxA@mail.gmail.com> <7594FB04B1934943A5C02806D1A2204B72E87BE7@ESESSMB109.ericsson.se> <29FAF45F-5A95-42FC-9FDB-DA8257B85D67@nostrum.com>
From: Eric Rescorla <ekr@rtfm.com>
Date: Thu, 19 Apr 2018 06:28:43 -0700
Message-ID: <CABcZeBNr2pthZvDmZuEzEGJgs6Ef+1tKmCd+yfbaogGfAep27Q@mail.gmail.com>
To: Ben Campbell <ben@nostrum.com>
Cc: Christer Holmberg <christer.holmberg@ericsson.com>, "mmusic-chairs@ietf.org" <mmusic-chairs@ietf.org>, Adam Roach <adam@nostrum.com>, "mmusic@ietf.org" <mmusic@ietf.org>, "fandreas@cisco.com" <fandreas@cisco.com>, The IESG <iesg@ietf.org>, "draft-ietf-mmusic-sdp-bundle-negotiation@ietf.org" <draft-ietf-mmusic-sdp-bundle-negotiation@ietf.org>
Content-Type: multipart/alternative; boundary="00000000000055029c056a338f33"
Archived-At: <https://mailarchive.ietf.org/arch/msg/mmusic/qwe1rU8Pn94ivKacarEp23scNAM>
Subject: Re: [MMUSIC] Adam Roach's Yes on draft-ietf-mmusic-sdp-bundle-negotiation-49: (with COMMENT)
X-BeenThere: mmusic@ietf.org
X-Mailman-Version: 2.1.22
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: <https://mailarchive.ietf.org/arch/browse/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: Thu, 19 Apr 2018 13:29:29 -0000

On Thu, Apr 19, 2018 at 2:41 AM, Ben Campbell <ben@nostrum.com> wrote:

>
>
> On Apr 18, 2018, at 9:23 AM, Christer Holmberg <
> christer.holmberg@ericsson.com> wrote:
>
> >> This doesn't answer my question. Who, specifically, thinks that this
> terminology
> >> of focusing on the address:port and not the m= section is good?
> >
> > Considering that the focus has been on the address and port since day
> one, for 7 years, I think it is good. After all, while there is more to it
> than the address:port, the main reason for BUNDLE is to be able to
> multiplex in a single address:port.
> >
> > Now, we HAVE discussed changing "address:port" to "transport", but it
> would still not be about the m= section.
> >
> >>> Having said that, if we can change it with a search/replace operation
> I am
> >>> happy to discuss it. I THINK we could do that e.g., with "transport" or
> >>> "3-tuple".
> >>>
> >>> But I don¹t want to make yet another re-write of the document just to
> once
> >>> again change the terminology.
> >>
> >> This document is going to be used by a lot of people. It's important
> that it be
> >> clear.
> >
> > I fully agree. But, I am not sure that endless re-writings the document
> is going to achieve that.
>
> I think this has turned into an argument about style. One usage may be
> more pleasing to the “ear” than the other, but I don’t see issues of
> technical correctness or clarity here. As I asked for the the “associated
> with” question, is anyone arguing that the word choice here is likely to
> cause material implementation errors?
>

I don't think "address:port" versus "transport" will, but I do think
"address:port" versus "m=section" or "transport parameters" will, and in
fact I identified a material issue around trickle the other day, that I
haven't seen a response to.

-Ekr

Ben.
>