DNS Behaviour - Dual Stack Clients

[Geert Hendrickx]

On Fri, Mar 19, 2010 at 10:41:51AM +0100, Gert Doering wrote:
> Hi,
> 
> On Thu, Mar 18, 2010 at 06:55:45PM -0400, Paul Stewart wrote:
> > Thank you for the reply... so just to clarify further...
> > 
> > A remote client or name server queries our nameserver (which is
> > only reachable via IPv4).  Our name server replies with A and AAAA
> > records in the lookup.  If the remote client is IPv6 capable will
> > it ignore the AAAA information because it was only able to get the
> > query answered via IPv4?  I believe this is what you're saying -
> > again, just looking to clarify ;)
> 
> The "transport protocol for DNS information" and the "transported
> information inside the DNS packets" are completely independent.



A (somewhat exaggerated) analogy would be "can you visit webpages talking
about IPv6 via http-over-IPv4?".  Of course you can, because the content
is independent from the transport.


	Geert

 

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Geert Hendrickx  -=-  ghen at telenet.be  -=-  PGP: 0xC4BB9E9F
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