Re: draft-ietf-dnsop-ipv6-dns-issues-00.txt

Alain Durand <Alain.Durand@sun.com> Fri, 22 November 2002 01:08 UTC

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Date: Thu, 21 Nov 2002 16:48:09 -0800
From: Alain Durand <Alain.Durand@sun.com>
Subject: Re: draft-ietf-dnsop-ipv6-dns-issues-00.txt
To: Johan Ihren <johani@autonomica.se>
Cc: Jun-ichiro itojun Hagino <itojun@iijlab.net>, dnsop@cafax.se
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Johan Ihren wrote:

>Jun-ichiro itojun Hagino <itojun@iijlab.net> writes:
>
>  
>
>>	during meeting presentation RFC1101-like hack was proposed.
>>	my take is:
>>	(1) it is very bad for getaddrinfo/getnameinfo to synthesize things.
>>	(2) see draft-ietf-dnsop-inaddr-required-04.txt, reverse mapping is
>>	    not required.
>>	(3) it is too late to change getaddrinfo/getnameinfo behavior.
>>
>>	so don't do it.
>>    
>>
>
>I fully agree with this. Most of the justification for this is to
>support broken applications that barf when they fail to do the reverse
>lookup. This is a problem with the broken applications that we should
>not compromise the infrastructure to avoid fixing.
>  
>
 From an architecture point of view, I would have some sympathy for this 
argument.
However, from a pragmatic point, ISP who are doing it today in v4 land  
do it for some reasons.
Can you assume that this set of reason is gone with IPv6?

    - Alain.







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