[arin-ppml] Proposal insanity --- an open letter
tedm at ipinc.net
Tue Feb 22 00:10:13 EST 2011
On 2/21/2011 9:00 PM, Paul Wilson wrote:
> I don't often post to PPML, but here goes.
> --On 21 February 2011 11:24:23 PM -0500 Milton L Mueller
> <mueller at syr.edu> wrote:
>> Also, to say that ipv4 is "baked" and therefore we should stop talking
>> about it or developing policies for it misses the crucial fact that no
>> one can jump to pure ipv6 without cutting themselves off from most of the
>> internet. "Implementing ipv6" in reality means "implementing dual stack"
>> - now and for the next ten years at least. How do you do dual stack
>> without any ipv4, do tell?
> First: In this context, "dual stack" is defined as including IPv4, of
> course. And the IPv4 addresses which are used can be public or private,
> of course.
> Milton, I guess you understand private addressing and NATs. Dual stack
> during the transition will involve mostly private IPv4 addresses, and
> NAT of various kinds between those private addresses and the public;
> along with public IPv6 addresses of course. The more that this NATing
> goes on, as the Internet grows, the less efficient that IPv4-based
> connectivity will become, to the point of being less preferred than
> IPv6. At the same time, IPv6 connectivity steadily improves in terms of
> services accessible, routing efficiency, and general reliability;
> starting with today's relatively meagre coverage, until it is preferred,
> first in some, then in most, and then in all, places.
> As for the public addresses needed by ISPs for their gateway into the
> IPv4 Internet, some RIRs already have a policy which will make this
> available in the long term, effectively rationing some proportion of
> their remaining IPv4 address pools. APNIC has such a policy in place,
> currently reserving most of a /8 for allocations in /22 blocks; and this
> supply of addresses is projected to last for many years, beyond the
> point where they are actually needed.
> That's the model in a nutshell. Crack away at it by all means, but it is
> pretty straightforward.
My cracks are:
s/as the Internet grows/as parts of the Internet grows/g
s/IPv6 connectivity steadily improves/IPv6 connectivity improves in fits
Imagine a drunk staggering from IPv4 to IPv6 and you got it.
> Paul Wilson
> Paul Wilson, Director-General, APNIC <dg at apnic.net>
> http://www.apnic.net +61 7 3858 3100
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