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Re: [netmod] FW: a question about ietf-hardware yang module

Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de> Tue, 25 June 2019 07:39 UTC

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Date: Tue, 25 Jun 2019 09:39:51 +0200
From: Juergen Schoenwaelder <j.schoenwaelder@jacobs-university.de>
To: Martin Bjorklund <mbj@tail-f.com>
CC: andy@yumaworks.com, netmod@ietf.org
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Subject: Re: [netmod] FW: a question about ietf-hardware yang module
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On Tue, Jun 25, 2019 at 09:13:51AM +0200, Martin Bjorklund wrote:
> Hi,
> 
> I don't understand what is unclear about the current descriptions.  Is
> it the relations to the MIB objects that are unclear or is it the
> descriptions in the YANG module?  The original question was:
> 
>   My question is whether only configuration change of hardware
>   component will cause the update of /hardware/last-change?
> 
> The answer is clearly "no", since /hardware/last-change says:
> 
>         "The time the '/hardware/component' list changed in the
>          operational state.";
> 
> and this list has e.g.:
> 
>            When the server detects a new hardware component, it
>            initializes a list entry in the operational state.
> 
> So it is clear that if a hardware component is added (not a
> configuration change) this list is changed, and last-change is
> updated.

I think the ambiguity is 'list changed' - does this mean that list
entries are added/removed or does it include also the case where a
property of a list entry has changed. The relationship to
entLastChangeTime is also not clear to me.

/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/>

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