Re: Fwd: Suggestion: charging for IPv4 space

On Oct 22, 2008, at 9:41 AM, David Conrad wrote:

> Tom,
>
> On 10/22/08 5:21 AM, "[email protected]" <[email protected]>  
> wrote:
>> Do you really think that the the planning horizon was that much  
>> longer
>> ten years ago, when CIDR was implemented?
>
> Apples vs. V8 engine comparison.
>
> CIDR deployment did not, in general, affect end users, did not require
> application modifications, API modifications, or OS modifications, and
> required relatively minor changes in network management, routers,  
> and other
> network elements.  I figure the biggest hurdle in CIDR deployment  
> was the
> need to go to BGP-4 in the core and this was done as a software  
> upgrade (IOS
> image of the day) or while swapping out routers typically (once the  
> initial
> crises had passed) as part of the normal upgrade cycle.
>
> Or at least, that's how I remember it...
>
>> I certainly don't recall end users clamoring for CIDR in the way
>> that some have suggested is necessary to justify implementing IPv6...
>
> As you're aware, IPv6 is not backwards compatible with IPv4 and the  
> way IPv6
> has been implemented essentially has required end users to care <rant
> deleted>.  Which they, of course, don't.
>
>> I'm not suggesting that the transition will be easy, only that there
>> is a real precedent for imagining that players in this industry are
>> capable of taking a slightly longer-term approach to calculating the
>> benefits of technological advances, even ones with nontrivial upfront
>> costs.
>
> There may be a precedent, but CIDR deployment certainly isn't it.
>
>> How confident are you that these changes will cause IPv6 and IPv4 to
>> be mutually substitutable (enough) before the lack of IPv4 represents
>> an absolute barrier to entry for aspiring new network enterprises and
>> routing service providers?
>
> This "barrier to entry" argument seems bogus to me.  If I wanted to  
> start a
> farm a couple of centuries back, I could go out into the wilderness,  
> kill
> off some flora and fauna, stake a claim, and start farming.  Today,  
> I have
> to buy or lease land from existing land owners.  Does this mean that  
> no new
> farms are established?

The Rhodesians and the Zimbabweans, among others, would both probably  
disagree with your factual claim, and with the policy choices that it  
implies.

Hyperbolically yours,

TV
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