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Bug#526823: libc6 2.9-9 broke DNS resolver again

On Mon, May 04, 2009 at 11:55:22PM +0200, Luca Tettamanti wrote:
> To recap: my ADSL router receives two requests and sends back *two*
> answers; to the A query it replies with the expected data, to the AAAA
> query it replies "NotImpl" (see the tcpdump in the first email).

I doubt that this behaviour is allowed. "Not implemented" is a response
to the query type, aka standard query or inverse query, not to the
contents of the query.[1]

This behaviour also violates the transparency considerations.[2]


[1]: http://tools.ietf.org/html/rfc1035
[2]: http://tools.ietf.org/html/rfc3597

	"We have the right to survive!"
	"Not by killing others."
		-- Deela and Kirk, "Wink of An Eye", stardate 5710.5

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