>I would like to hear from the working group on how we should proceed.  I 
>think the choices are:
>
>A) Deprecate Site-Local addresses independently from having an alternative 
>solution available.  This would mean that the working group should treat 
>the deprecation, and requirements and solution documents outlined above 
>independently from each other.  If there was no consensus on an alternative 
>a replacement would not happen.

        my choice is (A).  as we have discussed at SF (and probably prior
        meetings) site-local address has a lot of issues with it, for instance,
        - ambiguous address
        - can't be used referrals across site zones, and there's no way to 
          determine if a site-local address is from out-of-site or not
          (because of ambiguity)
        - mandates hosts to know the topology, which we should not allow/mandate
        - site-border router issues, and (lack of) routing protocol
          functionality to handle it
        therefore sooner deprecation is better.

itojun
PS: each of the items are summary of discussions we had before, to my ears,
don't try to comment on each items please.  the point of the email is
the very first sentence, and that's all.
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