> > better to have your own globally-unique, provider-independent
> > prefix (perhaps assigned by a registry)
> 
> I do not see how this could work without blowing up the routing tables 

        This prefix would *not* be advertised into the global routing
        table.  You would have *other* prefixes for those machines that
        wish global connectivity assigned from your access providers.

        This is a prefix to replace the "site-local" prefix.  

                             site-local    private prefix

        * globally routable     NO              NO
        * locally routable      YES             YES
        * privately routable    NO              YES
        * ambigious             YES             NO
        * DNS                   NO              YES
        * requires second       YES             YES
          prefix for global
          reachability.
        * allows intra site     YES             YES
          connections to
          survive renumber
          events
        * requires renumber     YES             NO
          on site mergers

        Mark
> 
> (CIDR 101)
> 
> Scott
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