Re: [netmod] Questions on coordination of models between standards orgs

Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de> Mon, 22 June 2020 16:45 UTC

Return-Path: <j.schoenwaelder@jacobs-university.de>
X-Original-To: netmod@ietfa.amsl.com
Delivered-To: netmod@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 07B463A0D76 for <netmod@ietfa.amsl.com>; Mon, 22 Jun 2020 09:45:29 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -1.899
X-Spam-Level:
X-Spam-Status: No, score=-1.899 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
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 YKejoLt3qXGr for <netmod@ietfa.amsl.com>; Mon, 22 Jun 2020 09:45:26 -0700 (PDT)
Received: from atlas5.jacobs-university.de (atlas5.jacobs-university.de [212.201.44.20]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 61FE53A0D73 for <netmod@ietf.org>; Mon, 22 Jun 2020 09:45:26 -0700 (PDT)
Received: from localhost (demetrius5.irc-it.jacobs-university.de [10.70.0.222]) by atlas5.jacobs-university.de (Postfix) with ESMTP id CBEB6670; Mon, 22 Jun 2020 18:45:24 +0200 (CEST)
X-Virus-Scanned: amavisd-new at jacobs-university.de
Received: from atlas5.jacobs-university.de ([10.70.0.198]) by localhost (demetrius5.jacobs-university.de [10.70.0.222]) (amavisd-new, port 10032) with ESMTP id FxMguTsxDqbI; Mon, 22 Jun 2020 18:45:24 +0200 (CEST)
Received: from hermes.jacobs-university.de (hermes.jacobs-university.de [212.201.44.23]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "hermes.jacobs-university.de", Issuer "DFN-Verein Global Issuing CA" (verified OK)) by atlas5.jacobs-university.de (Postfix) with ESMTPS; Mon, 22 Jun 2020 18:45:24 +0200 (CEST)
Received: from localhost (demetrius5.irc-it.jacobs-university.de [10.70.0.222]) by hermes.jacobs-university.de (Postfix) with ESMTP id 778E420154; Mon, 22 Jun 2020 18:45:24 +0200 (CEST)
X-Virus-Scanned: amavisd-new at jacobs-university.de
Received: from hermes.jacobs-university.de ([212.201.44.23]) by localhost (demetrius5.jacobs-university.de [10.70.0.222]) (amavisd-new, port 10028) with ESMTP id HkLIIOXsZ5Pk; Mon, 22 Jun 2020 18:45:24 +0200 (CEST)
Received: from localhost (anna.jacobs.jacobs-university.de [10.50.218.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by hermes.jacobs-university.de (Postfix) with ESMTPS id 3F1FB200E4; Mon, 22 Jun 2020 18:45:24 +0200 (CEST)
Date: Mon, 22 Jun 2020 18:45:23 +0200
From: Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>
To: Jan Lindblad <janl@tail-f.com>
Cc: Rodney Cummings <rodney.cummings@ni.com>, "netmod@ietf.org" <netmod@ietf.org>
Message-ID: <20200622164523.kkrrbtbgym42ridl@anna.jacobs.jacobs-university.de>
Reply-To: Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>
Mail-Followup-To: Jan Lindblad <janl@tail-f.com>, Rodney Cummings <rodney.cummings@ni.com>, "netmod@ietf.org" <netmod@ietf.org>
References: <DM6PR04MB47959C8DBE77E7A862597025929B0@DM6PR04MB4795.namprd04.prod.outlook.com> <F110E7E8-D249-40CC-8C53-2D7B9C0686E6@tail-f.com>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Disposition: inline
In-Reply-To: <F110E7E8-D249-40CC-8C53-2D7B9C0686E6@tail-f.com>
Archived-At: <https://mailarchive.ietf.org/arch/msg/netmod/iI0ggP1YtZJazcH08D8Wd4Y1FQU>
Subject: Re: [netmod] Questions on coordination of models between standards orgs
X-BeenThere: netmod@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: NETMOD WG list <netmod.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/netmod>, <mailto:netmod-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/netmod/>
List-Post: <mailto:netmod@ietf.org>
List-Help: <mailto:netmod-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/netmod>, <mailto:netmod-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 22 Jun 2020 16:45:29 -0000

On Mon, Jun 22, 2020 at 06:31:57PM +0200, Jan Lindblad wrote:

[...]
 
> Equally important is what *not* to do. Here are some fairly common ideas that I believe are bad:
> + Profile SDO declares something that is required to implement in Base SDO tree as not required to implement in Profile
> + Profile SDO declares something that is mandatory to configure in Base SDO tree as not mandatory to configure in Profile
> + Profile SDO declares something they augmented as mandatory to configure
> + Profile SDO uses deviations in any way
>

If one of these seems to be needed, the most important thing is for
the profile SDO to talk to the other SDO. Modularity and reuse can
often be improved if SDOs talk to each other and work together.

/js

-- 
Juergen Schoenwaelder           Jacobs University Bremen gGmbH
Phone: +49 421 200 3587         Campus Ring 1 | 28759 Bremen | Germany
Fax:   +49 421 200 3103         <https://www.jacobs-university.de/>