On Tue, Nov 12, 2002 at 12:07:03PM +0100, Brian E Carpenter wrote:
> 
> So, why not simply deprecate SL for sites that have at least one
> global prefix? Or am I too simple minded?

I think a site getting global connectivity would find it hard to migrate
instantly from site-locals to globals.  The suggestion to prefer globals
over site locals in the default address selection spec, along with Brian's
suggested text a couple of mails back, seems good.   A question is how
does a 100, 10,000 or 1,000,000 node network using site-locals most
efficiently migrate to globals, with minimum disruption, when gaining 
external connectivity?  How long would the process take?
 
> That would then leave us with a couple of real problems to avoid NAT:
> multihoming, and easy renumbering.

Maybe we should promote deployment scenarios that reduce the required
frequency of renumbering, like using static rather than dynamic /48's for
broadband customers.  Perhaps that is an issue for the RIR's as it would
require significantly more than a /32 for an ISP to do static /48's to
a few million customers at an 80%-85% host density ratio.  

Should Christian's renumbering scenario draft be revisited?
http://www.join.uni-muenster.de/drafts/draft-huitema-ipv6-renumber-00.txt
I don't believe it is still current?
Is this a v6ops or an ipv6 WG issue?

Tim
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