Re: [YANG] 7.6, default value for a type
Andy Bierman <ietf@andybierman.com> Sun, 13 January 2008 23:28 UTC
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Date: Sun, 13 Jan 2008 15:28:53 -0800
From: Andy Bierman <ietf@andybierman.com>
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To: Martin Bjorklund <mbj@tail-f.com>
Subject: Re: [YANG] 7.6, default value for a type
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Martin Bjorklund wrote: > Andy Bierman <andy@andybierman.com> wrote: >> Hi, >> >> Sec 7.6, para 5 says: >> >> If a leaf has a "default" statement, the leaf's default value is set >> to the value of the "default" statement. Otherwise, if the leaf's >> type has a default value, and the leaf is not mandatory, then the >> leaf's default value is set to the type's default value. In all >> other cases, the leaf does not have a default value. >> >> The default value for each builtin type is not defined anywhere. > > This is supposed to be a feature, not a bug. If every type has a > default, you will never be able to define optional leafs. > The text is misleading. The builtin types do not have default values(good!) The order to check the default-stmt is 1) leaf 2) typedef >> This is a nice detail, and covers things like the agent creating >> a bunch of counter objects or ifOperStatus objects. > > Yes. Define ifOperStatus with a default, or use a type with a > default. > > > /martin > Andy _______________________________________________ YANG mailing list YANG@ietf.org https://www1.ietf.org/mailman/listinfo/yang
- [YANG] 7.6, default value for a type Andy Bierman
- Re: [YANG] 7.6, default value for a type Juergen Schoenwaelder
- Re: [YANG] 7.6, default value for a type Martin Bjorklund
- Re: [YANG] 7.6, default value for a type Andy Bierman
- Re: [YANG] 7.6, default value for a type Martin Bjorklund
- Re: [YANG] 7.6, default value for a type Martin Bjorklund