[arin-ppml] Policy Proposal: Dedicated IPv4blockto facilitateIPv6 deployment

[Marshall Eubanks]

Dear Mike;

On Jul 16, 2008, at 3:46 PM, Matteson_Mike at emc.com wrote:

> Ah, Yes Ted...
>  ..and what is your weight in kilos, and height in meters...(w/o doing
> the conversion  )???

You obviously don't hang out with many physicists.

What I don't understand is how any of this is relevant to the PPML list.

Regards
Marshall


>
> regards,
> --MikeM--
>
> -----Original Message-----
> From: arin-ppml-bounces at arin.net [mailto:arin-ppml-bounces at arin.net]  
> On
> Behalf Of Ted Mittelstaedt
> Sent: Wednesday, July 16, 2008 3:00 PM
> To: 'Jessica (Jie Yun) Yu'; michael.dillon at bt.com; arin-ppml at arin.net
> Subject: Re: [arin-ppml] Policy Proposal: Dedicated IPv4blockto
> facilitateIPv6 deployment
>
>
>
>> -----Original Message-----
>> From: arin-ppml-bounces at arin.net
>> [mailto:arin-ppml-bounces at arin.net] On Behalf Of Jessica (Jie Yun) Yu
>> Sent: Wednesday, July 16, 2008 7:42 AM
>> To: michael.dillon at bt.com; arin-ppml at arin.net
>> Subject: Re: [arin-ppml] Policy Proposal: Dedicated IPv4
>> blockto facilitateIPv6 deployment
>>
>>
>>> ...but do you seriously think that U.S. network operators
>> will circle
>>> the
>> wagons and go it alone with IPv4 while the rest of >the world
>> goes with IPv6?
>>
>> Well, it's not unprecedented that US adopts different
>> standard than the rest of the world. According to
>> http://en.wikipedia.org/wiki/Metric_system, the entire world
>> (except 3 nations) has adopted Metric System for about 40
>> years while US is still using inch-pound system.
>>
>
> In all US industrial markets the metric system is
> in wide use.  If you buy a car, a bicycle, a motorcycle, or any other
> item of any complexity and you want to work on it yourself, your
> going to use metric tools, not English.
>
> If your definition of the "entire world adopting the metric system"
> means that every single measurement of anything in the world is out
> of the metric system, you are very much mistaken.  Measurements
> are done in a variety of different standards.  In threads alone  
> there's
> about 20 different popular standards, and manufacturers and industries
> will
> adopt the most unusual ones you can imagine.  For example, in auto
> air conditioning work, when the industry shifted from chlorinated
> R12 the service fittings were all American Standard flare, available
> at any hardware store.  The logical thing would have been to shift to
> Metric ISO flare, wouldn't you think?  But guess what they did shift
> to?  ACME, that's what.  A thread standard that is used for worm  
> drives
> on lathes and bench vises, coupled with a compression flare.  It's
> unique in the AC industry and completely stupid because while the
> intent was to prevent DIYers from connecting their old R12 stuff
> to the new AC systems, you can buy ACME-to-standard flare adapters.
>
> BSW Pipe thread, (ie: Whitworth) another non-metric standard, is used
> on virtually all water pipes in the UK, and in Australia.  MPH is also
> used on speed signs in the UK and Australia and until recently, in
> India.
>
> In the US, virtually EVERYTHING made for foreign export is metric.
>
> The lesson you should draw from this analogy is that in a
> post-IPv4-runout
> world, there are going to be "pockets" here and there of IPv4.  Most
> obviously, we will likely see IPv4 handoffs from ISP's to residential
> customers, for many, MANY years, long after the core is IPv6, using
> proxies and translators at the ISP.  And why not, because any ISP  
> doing
> that can use private numbers at no cost?  It's analogous to the
> local gas company is going to handoff your natural gas line to your
> home or business using NPT and English-measured pipe.  But, if the
> gas company is buying LNG from an overseas supplier, it's likely going
> to be measured in metric.
>
> But the idea that somehow conversion to the metric system hasn't
> happened in the US, or the UK, just because they have their street
> speed limit signs in miles, and their water pipe sizes and threads
> in century-old dinosaur standards that predate metric, is a fantasy.
>
> Ted
>
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