Mohamed,

Exactly, and I think there are concerns raised against “successful operational 
experience”.
And of course the IETF does not reclassify any or all documents just because 
they fulfil the criteria.

Ole

> On 10 Apr 2026, at 06:07, [email protected] wrote:
> 
> Hi all, 
> 
> Brian clarified the point, but I'd like to remind the exact criteria required 
> by this process:
> 
>   The request for reclassification is sent to the IESG along with an
>   explanation of how the criteria have been met.  The criteria are:
> 
>   (1) There are at least two independent interoperating implementations
>       with widespread deployment and successful operational experience.
> 
>   (2) There are no errata against the specification that would cause a
>       new implementation to fail to interoperate with deployed ones.
> 
>   (3) There are no unused features in the specification that greatly
>       increase implementation complexity.
> 
>   (4) If the technology required to implement the specification
>       requires patented or otherwise controlled technology, then the
>       set of implementations must demonstrate at least two independent,
>       separate and successful uses of the licensing process.
> 
> Cheers,
> Med
> 
>> -----Message d'origine-----
>> De : Brian E Carpenter <[email protected]>
>> Envoyé : jeudi 9 avril 2026 22:21
>> À : Paul Vixie <[email protected]>; [email protected]
>> Cc : IPv6 Operations <[email protected]>; Philip Homburg <pch-dnsop-
>> [email protected]>
>> Objet : [DNSOP] Re: [v6ops] Re: Re: Moving DNS64 (RFC6147) to
>> Internet Standard
>> 
>> 
>> On 10-Apr-26 07:17, Paul Vixie wrote:
>>> On Thursday, April 9, 2026 12:12:12 PM PDT Philip Homburg wrote:
>>> 
>>>>> ...
>>> 
>>>> 
>>> 
>>>> In my opinion we should strongly discourage deploying DNS64.
>> So
>>> moving
>>> 
>>>> DNS64 to Internet Standard sends completely the wrong
>> message.
>> 
>> I'm very torn on that, because like it or not DNS64 is stable,
>> well-defined, and widely implemented. (I'd also prefer to abolish
>> the problem by abolishing the distinction between Proposed
>> Standard and Internet Standard, but that's another story.)
>> 
>>> 
>>> so, i agree, but:
>>> 
>>>> DNS64 is incompatible with local DNSSEC validation. This
>> combines
>>> the  > worst of both worlds: something doesn't work both because
>> of
>>> DNSSEC and  > IPv6.
>>>> 
>>>> New deployments of NAT64 should either use some kind of
>> address
>>> synthesis  > in a library or deploy a CLAT.
>> 
>> I don't think there's much disagreement with that.
>> 
>>> we should not need new deployments of v6/v4 transition
>> technology almost 20 years after june 6 2006, and it's time for
>> the IETF to occupy that position.
>> 
>> But we still do need co-existence for very practical reasons.
>> That's why v6ops is developing the IPv6-mostly approach in draft-
>> ietf-v6ops-6mops, which explicitly says:
>> "Those concerns make DNS64 a suboptimal and undesirable solution
>> long-term.
>> To eliminate the needs for DNS64..." etc.
>> 
>> So we might end up with DNS64 completely meeting the requirements
>> for Internet Standard status and being operationally deprecated.
>> Yes, it's a paradox.
>> 
>>     Brian
>> 
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