Re: [calsify] [Technical Errata Reported] RFC5545 (5920)

Doug Royer <douglasroyer@gmail.com> Wed, 27 November 2019 18:48 UTC

Return-Path: <douglasroyer@gmail.com>
X-Original-To: calsify@ietfa.amsl.com
Delivered-To: calsify@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9B43D120C3A for <calsify@ietfa.amsl.com>; Wed, 27 Nov 2019 10:48:57 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -0.999
X-Spam-Level:
X-Spam-Status: No, score=-0.999 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, FREEMAIL_REPLY=1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001] autolearn=no 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 tQcoi-NzjNpE for <calsify@ietfa.amsl.com>; Wed, 27 Nov 2019 10:48:56 -0800 (PST)
Received: from mail-io1-xd34.google.com (mail-io1-xd34.google.com [IPv6:2607:f8b0:4864:20::d34]) (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 6C19B120C38 for <calsify@ietf.org>; Wed, 27 Nov 2019 10:48:56 -0800 (PST)
Received: by mail-io1-xd34.google.com with SMTP id z26so22512203iot.8 for <calsify@ietf.org>; Wed, 27 Nov 2019 10:48:56 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:subject:to:references:organization:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=5hJbedC7M6/Vq1meqC59c/KtsEUVeBmCZYiGBzl4zAo=; b=ZcKf1KkTVjh2EEjTqKu8yTmiC2OhhHo0yvdystS1Oo4lmssjc7JyLs20AMAr40K3iK 1uq5wtsZgTwXWbq8ilOnY5D1igekCjajCX74BOhZyQhFpwq2DYKullH9mZZS340VhyLl 9Iv8LSKZRTodqSHimktyZ1IuBHLMIJxkeU/rBpbzNu7Dra2W+GvkNWZXN6CzugPnG6mL oj94OY7vYRaKbuQlb32i60xbsa1bLLfmcfJ+lkie0orpL2M96qfN8XlLVBNqGojon2Jk 8oessjlIHTxB1IGb3Quo31QGU4Wr19TPuT3AoIVcDrk31Cew9xWV0MMISGPXPWN4ki7Q WB4w==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:subject:to:references:organization :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=5hJbedC7M6/Vq1meqC59c/KtsEUVeBmCZYiGBzl4zAo=; b=DrdSEtWihUPEBjLPLlXdHbTVGL+giOgsX4lCRJJRD+SROzp8sJzqQSunXf9kzITEdp gCG1QdPXdfJOd1jVq+sPSGd/qoyOqU+fia8okyL1ggpd+WNGWvekti6+Agq7HSkKlQNk 7qxJU3uqhE+x8wngMkq97uDk2Ev8jaxtZD70HLwvGd9xc5jcfBESU0VYDLQsJzW0hFNi 8jvBCA88APsQzNw4pOLOfT4urhQLYPajo31uNHlzE3wVvXgyAqynw3hGKuMhWwE6zuU9 CRQEvTpsb6fKsbkf8lUtOou6Q3m/ccbTXiUZch5dCId2GhFT0D9y5XyB8qf6jFEy3kNR nzAw==
X-Gm-Message-State: APjAAAWXMde67SIqZC31rUoPUd4/YtZWuoAJMEOxsXT8l+yrwLGUg70v R7MltMf9XbgTWJhJMBo+j2rELXywvkTGb+g=
X-Google-Smtp-Source: APXvYqwI4CJb/fjnBPbSfwU3slFtHXTlKFQhk+Bz53Q+NRXSuYmP9kpdk21ltnWwMbtznQkXbNQ1rg==
X-Received: by 2002:a5d:88cd:: with SMTP id i13mr37583655iol.145.1574880534995; Wed, 27 Nov 2019 10:48:54 -0800 (PST)
Received: from [192.168.1.7] ([174.27.90.145]) by smtp.googlemail.com with ESMTPSA id k18sm3893749ios.31.2019.11.27.10.48.53 for <calsify@ietf.org> (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 27 Nov 2019 10:48:54 -0800 (PST)
From: Doug Royer <douglasroyer@gmail.com>
X-Google-Original-From: Doug Royer <DouglasRoyer@gmail.com>
To: calsify@ietf.org
References: <20191126205020.D6E1AF406F6@rfc-editor.org> <D3FEC3C1-1A3A-4F8A-8D8B-94DA82C425CE@cisco.com>
Organization: http://SoftwareAndServices.NET
Message-ID: <2ae48038-ff75-2543-fd9e-aa6592fa3c85@gmail.com>
Date: Wed, 27 Nov 2019 11:48:53 -0700
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1
MIME-Version: 1.0
In-Reply-To: <D3FEC3C1-1A3A-4F8A-8D8B-94DA82C425CE@cisco.com>
Content-Type: text/plain; charset="utf-8"; format="flowed"
Content-Language: en-US
Content-Transfer-Encoding: 8bit
Archived-At: <https://mailarchive.ietf.org/arch/msg/calsify/59dfS6IoptIF_P6pbhPulgm3yCk>
Subject: Re: [calsify] [Technical Errata Reported] RFC5545 (5920)
X-BeenThere: calsify@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: <calsify.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/calsify>, <mailto:calsify-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/calsify/>
List-Post: <mailto:calsify@ietf.org>
List-Help: <mailto:calsify-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/calsify>, <mailto:calsify-request@ietf.org?subject=subscribe>
X-List-Received-Date: Wed, 27 Nov 2019 18:48:58 -0000

On 11/27/19 3:25 AM, Eliot Lear wrote:
> I propose *accepting* this erratum.  While it is true that the recurrence set would remain unchanged, the text in RFC 5545 is very clear:

And the SHOULD (below in 5545) needs to be replaced with MUST. Otherwise, it is still a valid object?

>> The "DTSTART" property defines
>> the first instance in the recurrence set.  The "DTSTART" property
>> value SHOULD be synchronized with the recurrence rule, if
>> specified.  The recurrence set generated with a "DTSTART" property
>> value not synchronized with the recurrence rule is undefined.
> 
-- 
Doug Royer - (http://DougRoyer.US)
Douglas.Royer@gmail.com
714-989-6135