> >> You mean saying:
> >> "Re-registrations and single Contact
> >>  de-registrations MUST use the same instance-id and reg-id 
> values  as 
> >> the corresponding initial registration."
> >> <kcj> Yes this is my suggestion
> >>
> >> Rohan?
> >
> > I'm OK with this recommendation.
> 
> I'm not happy with this MUST.
> 
> The quoted statement already *is* normative.  It is not 
> necessary to include a MUST statement to make a statement 
> normative.  Excessive and unnecessary use of RFC 2119 
> language impairs clarity and readability.
> Based on several requests from readers, I removed a lot of 
> extraneous MUSTs and the spec was much easier to read.

I think the point is that we are not adding really a new requirement here.

It's more like we are stating what is a re-registration in the context of 
insteance-id.

So I agree with Rohan.
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