Bob,

That's very much what the authors got from the discussion. We plan
a -01 draft before the cutoff, with many clarifications in the text.

Regards
   Brian

On 20/02/2013 15:41, Bob Hinden wrote:
> After reading the email thread on <draft-carpenter-6man-ug-00.txt>, the 6man 
> chairs think the sense of the work group is:
> 
> 1) The "u and g" bits did not end up being as useful as was thought when 
> RFC4291 was standardized.  Consequently, we don't think there is any need to 
> continue the notion that an IID with "u" set to 1 means the IID contains a 
> globally unique token.
> 
> 2) Under the current scheme defined in RFC4291, the "u" bit only means that 
> the node creating the IID asserts that it is globally unique.  It is 
> incorrect to make any other assumptions about what is in the IID.  The IID 
> should be viewed as opaque by third parties.
> 
> 3) There isn't any need to change any running code.  There isn't any 
> operational problem with the current definition of the "u" and "g" bits.   
> Removing the properties for these bits should only apply to new standards 
> that define new methods to create IIDs.
> 
> 4) DAD should, of course, continue to be used as is specified.
> 
> 5) Having <draft-carpenter-6man-ug-00.txt> become a w.g. document to clarify 
> these issues would be useful and we think there is support in the w.g. for 
> this.
> 
> Bob & Ole
> 6man chairs
> 
> p.s. We are reviewing the discussion on <draft-ietf-softwire-4rd> and will 
> send another email on that topic later.
> 
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