It would help to define this outside of the IETF context.
As we are all well aware, there are many organizations outside
of the IETF such as ODL, OpenConfig, IEEE, MEF, etc… that are now creating 
modules.

        —Tom



> On Dec 18, 2015:1:42 PM, at 1:42 PM, Martin Bjorklund <[email protected]> wrote:
> 
> Ladislav Lhotka <[email protected]> wrote:
>> 
>>> On 18 Dec 2015, at 17:06, Andy Bierman <[email protected]> wrote:
>>> 
>>> 
>>> 
>>> On Fri, Dec 18, 2015 at 7:49 AM, Ladislav Lhotka <[email protected]> wrote:
>>> Hi,
>>> 
>>> if we want people to take YANG modules appearing in I-Ds seriously and 
>>> implement them, then we should apply the revisioning rules to them. That 
>>> is, if a module changes between two I-D revisions, then its revision-date 
>>> has to be bumped and a new entry added to the revision history. As it is 
>>> now, the I-D-based modules are esentially revisionless.
>>> 
>>> 
>>> 
>>> The revision rules only apply to published modules.
>> 
>> Update rules of sec. 10 offer no such excuse.
> 
> It says:
> 
>  For any published change, ...
> 
> 
> I agree w/ Andy that 6087bis could clarify what this means in terms of
> IETF.
> 
> 
> /martin
> 
> 
>>> In IETF-speak, that means an RFC.  An Internet Draft
>>> is a work-in-progress.  We update the revision date every time
>>> the module changes, but the numerous incremental changes
>>> for a work-in-progress should not be recorded in the module
>>> revision history.  They should be recorded in the Change Log appendix.
>> 
>> Revision numbers are critical for interoperability. If we want
>> vendors to implement modules such as ietf-routing now, the
>> revisions must be solid and reliable.
>> 
>>> 
>>> I will try to make this procedure more clear in the YANG guidelines draft.
>> 
>> I think it should be the other way around: YANG spec should not
>> contain the update rules (because we all ignore them for I-D-based
>> modules, right?), but the IETF guidelines should specify the
>> policy you describe. 
>> 
>> Lada
>> 
>>> 
>>> 
>>> 
>>> Lada
>>> 
>>> 
>>> Andy
>>> 
>>> 
>>> --
>>> Ladislav Lhotka, CZ.NIC Labs
>>> PGP Key ID: E74E8C0C
>>> 
>>> 
>>> 
>>> 
>>> _______________________________________________
>>> netmod mailing list
>>> [email protected]
>>> https://www.ietf.org/mailman/listinfo/netmod
>>> 
>> 
>> --
>> Ladislav Lhotka, CZ.NIC Labs
>> PGP Key ID: E74E8C0C
>> 
>> 
>> 
>> 
>> _______________________________________________
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>> https://www.ietf.org/mailman/listinfo/netmod
>> 
> 
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