Re: [#150] Making certain settings mandatory

Eliot Lear <lear@cisco.com> Sun, 30 June 2013 20:14 UTC

Return-Path: <ietf-http-wg-request@listhub.w3.org>
X-Original-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Delivered-To: ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 24D7921F9C4B for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Sun, 30 Jun 2013 13:14:51 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -10.107
X-Spam-Level:
X-Spam-Status: No, score=-10.107 tagged_above=-999 required=5 tests=[AWL=0.491, BAYES_00=-2.599, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_HI=-8]
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 b2zOBzoAaKQx for <ietfarch-httpbisa-archive-bis2Juki@ietfa.amsl.com>; Sun, 30 Jun 2013 13:14:37 -0700 (PDT)
Received: from frink.w3.org (frink.w3.org [128.30.52.56]) by ietfa.amsl.com (Postfix) with ESMTP id 0C72421F9BAA for <httpbisa-archive-bis2Juki@lists.ietf.org>; Sun, 30 Jun 2013 13:14:36 -0700 (PDT)
Received: from lists by frink.w3.org with local (Exim 4.72) (envelope-from <ietf-http-wg-request@listhub.w3.org>) id 1UtO0j-0006tH-F5 for ietf-http-wg-dist@listhub.w3.org; Sun, 30 Jun 2013 20:14:13 +0000
Resent-Date: Sun, 30 Jun 2013 20:14:13 +0000
Resent-Message-Id: <E1UtO0j-0006tH-F5@frink.w3.org>
Received: from lisa.w3.org ([128.30.52.41]) by frink.w3.org with esmtp (Exim 4.72) (envelope-from <lear@cisco.com>) id 1UtO0U-0006pl-Q1 for ietf-http-wg@listhub.w3.org; Sun, 30 Jun 2013 20:13:58 +0000
Received: from ams-iport-4.cisco.com ([144.254.224.147]) by lisa.w3.org with esmtps (TLS1.0:RSA_ARCFOUR_SHA1:16) (Exim 4.72) (envelope-from <lear@cisco.com>) id 1UtO0T-00034N-K2 for ietf-http-wg@w3.org; Sun, 30 Jun 2013 20:13:58 +0000
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=cisco.com; i=@cisco.com; l=2168; q=dns/txt; s=iport; t=1372623237; x=1373832837; h=message-id:date:from:mime-version:to:cc:subject: references:in-reply-to; bh=Ee4a5JE//DR33ObpMaHzc3Gd0u6SfBjEq8OHXEIh0nU=; b=LIBnaOXB5FoGV6Q2Y2kTyQYVfAgbxFei9vIf2RAoA+aYZv7HJc0krpl7 N1HtnfBY4644CMEjD8lZg3MJQXJJCtujhQr1LnRUPNW8yOQiCRk/uZiHH DbHh7XJHMyhtk98QGfJ92UOZLNI9mK18SpHEgiYA76yEp9K/7sJ05jWC7 4=;
X-IronPort-Anti-Spam-Filtered: true
X-IronPort-Anti-Spam-Result: Am4GALOP0FGQ/khN/2dsb2JhbAAYQoMJhAKFXbYxfhZ0giMBAQEEI1UBEAsEAQkKCRYLAgIJAwIBAgErGgYNAQcBAYgLjDSdf5BHj14HglGBFgOXSJFFgxM6
X-IronPort-AV: E=Sophos; i="4.87,969,1363132800"; d="scan'208,217"; a="15146006"
Received: from ams-core-4.cisco.com ([144.254.72.77]) by ams-iport-4.cisco.com with ESMTP; 30 Jun 2013 20:13:31 +0000
Received: from mctiny.local ([10.61.210.197]) by ams-core-4.cisco.com (8.14.5/8.14.5) with ESMTP id r5UKDSsl032299 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 30 Jun 2013 20:13:29 GMT
Message-ID: <51D09168.5040105@cisco.com>
Date: Sun, 30 Jun 2013 22:13:28 +0200
From: Eliot Lear <lear@cisco.com>
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:17.0) Gecko/20130620 Thunderbird/17.0.7
MIME-Version: 1.0
To: Jeff Pinner <jpinner@twitter.com>
CC: Roberto Peon <grmocg@gmail.com>, Mike Belshe <mike@belshe.com>, Martin Thomson <martin.thomson@gmail.com>, HTTP Working Group <ietf-http-wg@w3.org>
References: <CABkgnnW2xi3pAKyg2Abi15Gb11ZCFi+D_QUQw1566BVXb65iHg@mail.gmail.com> <CABaLYCs8vb35CoL+A4mh7-PkbnKXxjz+jCJ_z-ivzYnYKF=VWQ@mail.gmail.com> <CA+pLO_gFrAow2==sZx8_57Hw81d24V4HaqJCEc63WhZSAoWdBA@mail.gmail.com> <CAP+FsNd9dVzRBv1iXS59XQEkk32rK9EtfQs=c1rp+yYHSbG5dQ@mail.gmail.com> <CA+pLO_ijfgbkYEKXn3xUq5-Kxw69k4oQhMc8+fL5tTtenN2x3A@mail.gmail.com> <CAP+FsNfO140h4UgS55P6Ouj2vEc7ZCZzGTBOWRD7+1DigRNUMw@mail.gmail.com> <CA+pLO_hpmFbDNyaPgi3JhtRSdKnTEGsv0_NXxL2BTJfUJ4xStw@mail.gmail.com> <CAP+FsNeq+xUKjVU3uLFGy-2uozErq5fbJ20bD85zNvz=PHJqSQ@mail.gmail.com> <CA+pLO_iEcHBxvXed+=wh5FpTLcu=c5Rr78Wo9WQvnEx6yJ40Jw@mail.gmail.com> <51CF47FA.7050508@cisco.com> <CA+pLO_jS3N7b8DNbr9h6TH_g7CCJg2gisE2QEgY-3_zWyAab1g@mail.gmail.com>
In-Reply-To: <CA+pLO_jS3N7b8DNbr9h6TH_g7CCJg2gisE2QEgY-3_zWyAab1g@mail.gmail.com>
X-Enigmail-Version: 1.5.1
Content-Type: multipart/alternative; boundary="------------000606080908040406060700"
Received-SPF: pass client-ip=144.254.224.147; envelope-from=lear@cisco.com; helo=ams-iport-4.cisco.com
X-W3C-Hub-Spam-Status: No, score=-13.2
X-W3C-Hub-Spam-Report: AWL=-0.619, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_HI=-5, RP_MATCHES_RCVD=-0.008, SPF_PASS=-0.001, USER_IN_DEF_DKIM_WL=-7.5
X-W3C-Scan-Sig: lisa.w3.org 1UtO0T-00034N-K2 9a4e49b5bfda6d955a374ed6d70c7b4f
X-Original-To: ietf-http-wg@w3.org
Subject: Re: [#150] Making certain settings mandatory
Archived-At: <http://www.w3.org/mid/51D09168.5040105@cisco.com>
Resent-From: ietf-http-wg@w3.org
X-Mailing-List: <ietf-http-wg@w3.org> archive/latest/18436
X-Loop: ietf-http-wg@w3.org
Resent-Sender: ietf-http-wg-request@w3.org
Precedence: list
List-Id: <ietf-http-wg.w3.org>
List-Help: <http://www.w3.org/Mail/>
List-Post: <mailto:ietf-http-wg@w3.org>
List-Unsubscribe: <mailto:ietf-http-wg-request@w3.org?subject=unsubscribe>

On 6/30/13 9:13 PM, Jeff Pinner wrote:
> Here the initial values CAN be changed by a client sending the header
> during the upgrade process.
>
> The question is if sending certain settings should be mandatory.
>
> Are you proposing we remove all default values and require that they
> all be explicitly negotiated?

Not yet.  Truly I was also playing devil's advocate.  Right now simple
ask the question of what happens when you want to change them?  Also, I
wold suggest that if you do have default values you may wish to sort
them very late in the standardization process.

Eliot