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Re: Private use of non-RFC1918 IP space (IPv6-MW)


From: Matthew Moyle-Croft <mmc () internode com au>
Date: Thu, 05 Feb 2009 12:39:56 +1030

TJ wrote:
No, we should hand each home a /56 (or perhaps a /48, for the purists out
there) - allowing for multiple segments (aka subnet, aka links, etc.).
If there are, say, 250-500 million broadband services in the world (probably more) then, if every ISP followed best practise for IPv6 address allocation, (sparse, bits for infrastructure, whatever etc) then what percentage of the space do we have left if we hand out /56 or /48s?). Taking into account the space already carved off for link local, private addressing, US Military etc.

Has anyone done some analysis of what this might look like? Especially with growth etc.

MMC

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