mappings-01

[Vint Cerf]

paul,

that's a helpful formulation.

v

On Jul 5, 2009, at 10:48 AM, Paul Hoffman wrote:

> At 9:38 AM -0400 7/5/09, Vint Cerf wrote:
>> john,
>>
>> The mappings document outlines what I think is part of a spectrum of
>> mappings/modifications of user input that may eventually find its way
>> into a DNS lookup action. Technically, one could refer in the lookup
>> section of protocol the phrase "implementors MAY apply mappings-01
>> prior to lookup." it seems to me this is permissive without being
>> dispositive. I agree that definitions could reference the document
>> as being a part of the series dealing with lookup pre-processing.
>>
>> Paul, Peter,
>>
>> would such a reference do damage to your effort to treat the
>> matter with delicacy?
>
> Speaking for myself, I don't think it is strong enough. As Pete and  
> I showed in the current draft, on can use stronger suggestions  
> without incorrectly using 2119 language.
>
> Proposed text:
>
> Every IDNA2008 implementer needs to consider what type of mapping,  
> if any, should be included in their IDNA2008 application based on  
> all the environments in which their application will be used. More  
> discussion of those considerations, including suggestions for  
> mapping that might be appropriate in many environments, are given in  
> [ref-to-mapping].