[dns-operations] DNAME interoperability

[João Damas]

Correct, 2008R2 server did the same thing when tested a few months ago. The DNAME doesn't get passed through nor acted upon, only the CNAME.

Joao

On 2 Dec 2011, at 14:48, Mark Andrews wrote:

> 
> In message <1322824806.22324.8.camel at localhost>, Graeme Fowler writes:
>> On Fri, 2011-12-02 at 10:53 +0000, John Horne wrote:
>>> Interesting because our 2003 SP2 servers show no sign of supporting the
>>> DNAME record. (Accessing the DNS on the server and selecting 'other DNS
>>> records' shows things like MINFO, HINFO, RP etc, but no DNAME).
>> 
>> That's the hotfix which prevents MS DNS from bleating into the log when
>> encountering a DNAME record, as far as I can tell. The hotfix
>> description doesn't imply that DNAME becomes supported after
>> installation.
> 
> It does more than just stop the bleating.
> 
> The hotfix that is contained in KB920162 will change the behavior
> of Windows Server 2003. The DNS server will accept packets that
> contain a DNAME resource record. Then the DNS server will forward
> the related CNAME record to the client if the forwarder's answer
> contains a CNAME record. The KB920162 hotfix will not add full DNAME
> support to Windows Server 2003 as specified in Request for Comments
> (RFC) 2672.
> 
> Mark
> -- 
> Mark Andrews, ISC
> 1 Seymour St., Dundas Valley, NSW 2117, Australia
> PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org
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