Re: draft-chen-rdns-urn-05 (Re: two-week review: registering formal "rdns" NID)

worley@ariadne.com (Dale R. Worley) Mon, 04 April 2016 21:07 UTC

Return-Path: <worley@alum.mit.edu>
X-Original-To: urn-nid@ietfa.amsl.com
Delivered-To: urn-nid@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id B09CC12D7E6 for <urn-nid@ietfa.amsl.com>; Mon, 4 Apr 2016 14:07:10 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.934
X-Spam-Level:
X-Spam-Status: No, score=-1.934 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.001, RCVD_IN_DNSWL_LOW=-0.7, SPF_SOFTFAIL=0.665] autolearn=no autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=comcast.net
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 iH283f38Kewm for <urn-nid@ietfa.amsl.com>; Mon, 4 Apr 2016 14:07:09 -0700 (PDT)
Received: from resqmta-po-03v.sys.comcast.net (resqmta-po-03v.sys.comcast.net [IPv6:2001:558:fe16:19:96:114:154:162]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 7AA4812D87F for <urn-nid@apps.ietf.org>; Mon, 4 Apr 2016 14:07:09 -0700 (PDT)
Received: from resomta-po-02v.sys.comcast.net ([96.114.154.226]) by comcast with SMTP id nBh7aGcw1YPZXnBiGaJ8yh; Mon, 04 Apr 2016 21:07:08 +0000
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=comcast.net; s=q20140121; t=1459804028; bh=oj3l/PsuOQHDsLq6CChyWkfq+Jy5VxCPoB2ZzONFey4=; h=Received:Received:Received:Received:From:To:Subject:Date: Message-ID; b=lfEc0FhKN5nkmI8WMDAN8nuum/IF8yz+a0m7ifDuF+9Wser1b3E9JlOElBFUlRYul t3iXIxqmryPCkN5Hf60BMx7lj6uYIdbb2BiTorVLc/gSCOVY7FzOa61yOmYLkIniOh B/KorpbMfIdcFQRo42tqdheCzrZlb34FdKCcUPi/s50pyu9OKxg7/6Ateo6Rhye7z0 L8KRoa04O7AaR2bvUE2sbhjQkDXmB7n47d4MqYSlIqXaud/0MxlOHX5YkyEPRch8qg Dqh6H9GnVkQJYrDfiUvvykGeJzH4k94/yKXEPSy1KqfjrTHiwASfYCMATlczLH3MfP 1yZr26GeY5ZGg==
Received: from hobgoblin.ariadne.com ([73.143.237.82]) by resomta-po-02v.sys.comcast.net with comcast id eM771s00G1nMCLR01M787u; Mon, 04 Apr 2016 21:07:08 +0000
Received: from hobgoblin.ariadne.com (hobgoblin.ariadne.com [127.0.0.1]) by hobgoblin.ariadne.com (8.14.7/8.14.7) with ESMTP id u34L77Cv004893; Mon, 4 Apr 2016 17:07:07 -0400
Received: (from worley@localhost) by hobgoblin.ariadne.com (8.14.7/8.14.7/Submit) id u34L76Wm004890; Mon, 4 Apr 2016 17:07:06 -0400
X-Authentication-Warning: hobgoblin.ariadne.com: worley set sender to worley@alum.mit.edu using -f
From: worley@ariadne.com
To: "Ing-Wher (Helen) Chen" <ichen@kuatrotech.com>
Subject: Re: draft-chen-rdns-urn-05 (Re: two-week review: registering formal "rdns" NID)
In-Reply-To: <DB5PR06MB0950179FD3BA6617C2B830D4D08C0@DB5PR06MB0950.eurprd06.prod.outlook.com> (ichen@kuatrotech.com)
Sender: worley@ariadne.com
Date: Mon, 04 Apr 2016 17:07:06 -0400
Message-ID: <87shz1axs5.fsf@hobgoblin.ariadne.com>
Archived-At: <http://mailarchive.ietf.org/arch/msg/urn-nid/-Dwx-2JBd-eTA4ONNiwaJhUPmcs>
Cc: urn-nid@apps.ietf.org
X-BeenThere: urn-nid@ietf.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: discussion of new namespace identifiers for URNs <urn-nid.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/urn-nid>, <mailto:urn-nid-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/urn-nid/>
List-Post: <mailto:urn-nid@ietf.org>
List-Help: <mailto:urn-nid-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/urn-nid>, <mailto:urn-nid-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 04 Apr 2016 21:07:10 -0000

"Ing-Wher (Helen) Chen" <ichen@kuatrotech.com> writes:
> Thanks very much for the corrections.  I updated to version -06.

That takes care of the issues I identified.

Dale

>> -----Original Message-----
>> From: Dale R. Worley [mailto:worley@ariadne.com]
>> Sent: Friday, March 18, 2016 4:50 PM
>> To: Ing-Wher (Helen) Chen <ichen@kuatrotech.com>
>> Cc: urn-nid@apps.ietf.org
>> Subject: draft-chen-rdns-urn-05 (Re: two-week review: registering formal
>> "rdns" NID)
>> 
>> This version clarifies and simplifies many issues and I think it is nearly ready for
>> publication.  However, there are two issues:
>> 
>>        <rdns-trans>     ::= <lower> | <number> | <others> | <reserved>
>> 
>> Comparing with RFC 2141, "<others>" should be "<other>".
>> 
>> The alternative "<reserved>" should be removed.  In RFC 2141, I see:
>> 
>>    <trans>       ::= <upper> | <lower> | <number> | <other> | <reserved>
>> 
>> However the final alternative in that production is not to be used in practice.  Its
>> expansion is:
>> 
>>    <reserved>    ::= '%" | "/" | "?" | "#"
>> 
>> However, the immediately following text in 2141 states that "%" is to be used
>> only to introduce %-escapes (which this draft does in the production "<rdns-
>> URN-char>").  And the remaining three characters are described as
>> 
>>    RFC 1630 [2] reserves the characters "/", "?", and "#" for particular
>>    purposes. The URN-WG has not yet debated the applicability and
>>    precise semantics of those purposes as applied to URNs. Therefore,
>>    these characters are RESERVED for future developments.  Namespace
>>    developers SHOULD NOT use these characters in unencoded form, but
>>    rather use the appropriate %-encoding for each character.
>> 
>> Dale