Re: [YANG] new pyang errors

Martin Bjorklund <mbj@tail-f.com> Sun, 20 January 2008 10:43 UTC

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Date: Sun, 20 Jan 2008 11:41:45 +0100 (CET)
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To: ietf@andybierman.com
Subject: Re: [YANG] new pyang errors
From: Martin Bjorklund <mbj@tail-f.com>
In-Reply-To: <47924BEE.7040106@andybierman.com>
References: <200801191738.m0JHcUYi016993@idle.juniper.net> <479243FA.1010008@andybierman.com> <47924BEE.7040106@andybierman.com>
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Andy Bierman <ietf@andybierman.com> wrote:
> Andy Bierman wrote:
> > Phil Shafer wrote:
> 
> 
>  >...
> 
> Perhaps you want to revive the debate on the NGO list
> about the 'with-defaults' extension?
> 
> The consensus was that both views of the configuration database
> are useful, and the protocol should support both of them.

The intention with the YANG solution is to support both these views,
and also support systems that implements the with-default capability.

> Without the 'full' view, how is a manager supposed to know
> whether a leaf is really there with the default value, or
> not supported by the agent or supported but not used in this instance.

Now you're touching on the conformance / capabilities problem...
Currently in YANG this is pretty coarse-grained, on the module level.


/martin


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