Re: [Yot] draft-veillette-core-yang-library update

Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de> Mon, 22 January 2018 22:24 UTC

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Date: Mon, 22 Jan 2018 23:24:48 +0100
From: Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>
To: Michel Veillette <Michel.Veillette@trilliantinc.com>
Cc: "yot@ietf.org" <yot@ietf.org>
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Reply-To: Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>
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Subject: Re: [Yot] draft-veillette-core-yang-library update
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I assume you are aware of draft-ietf-netconf-rfc7895bis-03.txt and the
discussions ongoing in NETCONF. The idea is to obsolete the old YANG
library defined in RFC 7895 and to replace it with a new YANG library
that supports NMDA.

/js

On Mon, Jan 22, 2018 at 08:38:29PM +0000, Michel Veillette wrote:
> Draft https://datatracker.ietf.org/doc/draft-veillette-core-yang-library/ will expire in two days.
> If you have changes to propose to this YANG module, please send them so I can update the draft accordingly.
> 
> On the Trilliant side, we propose to add support for a hash as cashing mechanism.
> The resulting 'module-set-id' will support the following datatypes.
> - uint32, local library content identifier
> - identityref, global library content identifier (i.e. SID)
> - byte string, global library content identifier (e.g. SHA2)
> 
> Do we need to support all these approaches?
> 
>   *   The local identifier is easy to manage, compact (~ 1, 2, 3 bytes) but the client need to manage device specific caches
>   *   The SID is more complex to manage (i.g. required an interaction with the SID registry), is relatively compact (~ 5 bytes) and allows the implementation of a single cache for all devices.
>   *   The hash is easy to manage but not as compact (~20 bytes)
> 
> 
> [cid:image001.jpg@01C868D8.BF0BB7E0]
> 
> Michel Veillette
> System Architecture Director
> Trilliant Inc.
> Tel: 450-531-3109
> https://trilliantinc.com/
> 
> 
> 



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-- 
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/>