IETF Logo Mail Archive

Re: [Cbor] Supporting IPv6 Link-Local with scope (was Re: Éric Vyncke's Discuss on draft-ietf-cbor-network-addresses-09: (with DISCUSS and COMMENT))

Brian E Carpenter <brian.e.carpenter@gmail.com> Wed, 06 October 2021 20:42 UTC

Return-Path: <brian.e.carpenter@gmail.com>
X-Original-To: cbor@ietfa.amsl.com
Delivered-To: cbor@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 1912D3A08C1; Wed, 6 Oct 2021 13:42:42 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.099
X-Spam-Level:
X-Spam-Status: No, score=-2.099 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, NICE_REPLY_A=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.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 b9w7YhKPyHDI; Wed, 6 Oct 2021 13:42:23 -0700 (PDT)
Received: from mail-pf1-x42b.google.com (mail-pf1-x42b.google.com [IPv6:2607:f8b0:4864:20::42b]) (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 805BC3A08C0; Wed, 6 Oct 2021 13:42:22 -0700 (PDT)
Received: by mail-pf1-x42b.google.com with SMTP id q19so2932899pfl.4; Wed, 06 Oct 2021 13:42:22 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=SDYV8fGsK6ad5yb8jg0/XKYJWCDjL2aA7aFo5spmCcg=; b=FICFS9qPkXxuGLVaOILjjaTn6tEpWr1C4xVqEHdmJxo/RoyZJ879mv6S982ca2Vm7y V+mb0meB5bvZHGc3PBQL8+qxdlEXjY3hQ1ntT2mBoxN1iKHAVkfsIyHGyAGzKPQBNGzL kPHkmhScmF25x1iSkBkDHkZOOvoWs3TLst6IpYJuc86XNdfnNrpr8BU3L6nfaJt7hBSu 65eC1dACPaTgOBd6O8biPCYYF1BsCN8AWXSKIP/u2fhsdUeMVeHQGACdlmC5R5aoAwXY j8SLRD9PGGCU/BBnuHkjMpmtdRA8YdIDdda9BY3Za8EY+sjvQmE0fPtYuGZNZR5XFENK VYUg==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=SDYV8fGsK6ad5yb8jg0/XKYJWCDjL2aA7aFo5spmCcg=; b=IJiRw8Ghrxf2RD7uEu65hx9fWNTgF9d/42VYFgWezPP6gnGbFXRYg4f8dKYWhrgiL9 DwHNupwujPggdLnLHpCqFKcwAuOZ8MebwGufDKyxfO+dvUMo+fP0/8zawi5PcXedTV5e Ac9AqaWwAdQortk4xY6rv8kJhSCTqYxPEo1mg1l14UsEr79TvchZWPrEyed1LlmwLC/u QMxw1bkaEuGVVXPzCgg26/LA5ige3pAqCYuFYWKtPcPMgF8oR1T4C8JFenqbwjhhc+C1 05uA5mabRnw/6iwOjSRvxwB2IK8q1X+Dy4lgGRV81oGlNLIhIcFGmgO2V5c+/kH1JgFg g7vw==
X-Gm-Message-State: AOAM532Lei+MCuo7xzvlFX+9pw2RWq7hlCmVhnGtpp7sTVF066mr07Ib ag24MY/fTqBfJI2+Fpx/sUOl5IfBIddlPg==
X-Google-Smtp-Source: ABdhPJzVbALVBEaAyCxz34ejMc9JtpHTUs68N+UDQ/nuRlcezQM2O5gj+gS2GUjK9AAwqjGMlvVVYg==
X-Received: by 2002:a63:b54b:: with SMTP id u11mr137547pgo.163.1633552941367; Wed, 06 Oct 2021 13:42:21 -0700 (PDT)
Received: from ?IPv6:2406:e003:11aa:d701:80b2:5c79:2266:e431? ([2406:e003:11aa:d701:80b2:5c79:2266:e431]) by smtp.gmail.com with ESMTPSA id x19sm21319348pgk.37.2021.10.06.13.42.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 06 Oct 2021 13:42:20 -0700 (PDT)
To: Michael Richardson <mcr+ietf@sandelman.ca>, =?UTF-8?Q?=c3=89ric_Vyncke?= <evyncke@cisco.com>, cbor@ietf.org, draft-ietf-cbor-network-addresses@ietf.org, The IESG <iesg@ietf.org>, d3e3e3@gmail.com, barryleiba@computer.org, cbor-chairs@ietf.org
References: <163344085669.17315.998599560097016034@ietfa.amsl.com> <24367.1633460118@localhost> <1fcf3889-57d1-83f5-2913-51ae9155130b@gmail.com> <6442.1633537138@localhost>
From: Brian E Carpenter <brian.e.carpenter@gmail.com>
Message-ID: <76d0264b-276e-56a4-1cf4-a7566229766c@gmail.com>
Date: Thu, 7 Oct 2021 09:42:15 +1300
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0
MIME-Version: 1.0
In-Reply-To: <6442.1633537138@localhost>
Content-Type: text/plain; charset=utf-8
Content-Language: en-US
Content-Transfer-Encoding: quoted-printable
Archived-At: <https://mailarchive.ietf.org/arch/msg/cbor/yuhsh3r078pH27mY0gSDvY3_kjs>
Subject: Re: [Cbor] =?utf-8?q?Supporting_IPv6_Link-Local_with_scope_=28was_Re?= =?utf-8?q?=3A_=C3=89ric_Vyncke=27s_Discuss_on_draft-ietf-cbor-network-add?= =?utf-8?q?resses-09=3A_=28with_DISCUSS_and_COMMENT=29=29?=
X-BeenThere: cbor@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: "Concise Binary Object Representation \(CBOR\)" <cbor.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/cbor>, <mailto:cbor-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/cbor/>
List-Post: <mailto:cbor@ietf.org>
List-Help: <mailto:cbor-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/cbor>, <mailto:cbor-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 06 Oct 2021 20:42:43 -0000

Looks good to me.

(I'd be inclined to add a note that the interface id/index has no significance outside the host where it is defined and cite RFC4007, but it's not 
essential.)

Regards
   Brian

On 07-Oct-21 05:18, Michael Richardson wrote:
> 
> Hi, at the CBOR WG meeting this morning, support for IPv6 LL scopes
> was the major topic.
> 
> We added an optional third parameter to the interface definition,
> and made it valid to specify the interface prefix length as "false"
> 
> I hope that I got the CDDL right:
>   https://github.com/cbor-wg/cbor-network-address/blob/main/cbor-network-addresses.mkd#cddl
> 
> Examples:
>   https://github.com/cbor-wg/cbor-network-address/blob/main/cbor-network-addresses.mkd#ipv6
> 
> We also agreed to lowercase all HEX, and to leave Ethernet tags for Donald's
> rfc7042bis.  (despite that being informational and a possible downref issue)
> 
> We agreed that Invalid CBOR is... invalid CBOR, and that the CDDL gives 
the
> details for the limits.
> 
> I have posted a revision -10, which I hope satisfies all of the DISCUSS 
and
> comments:
> 
>   https://www.ietf.org/rfcdiff?url1=draft-ietf-cbor-network-addresses-09&url2=draft-ietf-cbor-network-addresses-10
> 
> 
> 
> --
> Michael Richardson <mcr+IETF@sandelman.ca>   . o O ( IPv6 IøT consulting )
>            Sandelman Software Works Inc, Ottawa and Worldwide
> 
> 
> 
>

v2.8.10 | Report a Bug | By Email