>What A records map to those IP addresses listed (10.1.1.1, 10.2.2.2)?
only their own name, nothing more

>Are there any "same as zone" records that point to your DC IPs?  (this is 
>common if  DNS is AD integrated)
yes
internal.wienit.at is a round robbin to all DC IPs
gc._msdcs.internal.wienit.at is also a round robbin to all DC IPs

I don't know if long time ago it was  AD integrated, but in the last few years 
it certainly was not.

>Do you see in the Event Viewer on the DC that it is successfully registering 
>the A, PTR and SRV records?  (not sure what log this is in, been a little 
>while since I looked last).
yes that's working too, otherwise there would be a lot more errors
I even see every update in the messages log on the dns-server, all working

>I know you said it was the case, but your BIND config has one of the following 
>options set?
> - allow-update { address_match_list }; <-- If the DC is pointing to the 
> master BIND server
> - allow-update-forwarding { address_match_list }; <-- if the DC is pointing 
> to the slave BIND server
updates are working

>What happens if you issue the ipconfig /registerdns command from the DCs?
I think I did that some time ago... the DC kicked all of its own Records and 
then put them back in...


---
Ing. Christian Melbinger
Netzwerk & Security

WienIT EDV Dienstleistungsgesellschaft mbH & Co KG
A-1030 Wien, Thomas-Klestil-Platz 6
tel: +43 (1) 90405 47188
fax: +43 (1) 90405 88 47188
mailto:christian.melbin...@wienit.at

Von: Will Lists [mailto:listsw...@gmail.com]
Gesendet: Dienstag, 03. Jänner 2012 14:07
An: bind-users@lists.isc.org
Cc: Melbinger Christian
Betreff: Re: MS AD 2008R2 and bind

On Tue, Jan 3, 2012 at 4:00 AM, Melbinger Christian 
<christian.melbin...@wienit.at<mailto:christian.melbin...@wienit.at>> wrote:
Hi

My company moved to a 2008R2 Domain Controller environment. Now I see the 
following message in the windows log:

Title: This domain controller must register its correct IP addresses with the 
DNS server
Severity: Error
Category: Configuration
Issue: The Domain Name System (DNS) host resource records for this domain 
controller's fully qualified domain name currently map to the IP addresses that 
do not belong to this domain controller. The invalid IP addresses are 10.1.1.1; 
10.2.2.2.
Impact: Other member computers and domain controllers in the domain or forest 
might not be able to locate this domain controller. This domain controller will 
not be able to provide a full suite of services.
Resolution: Ensure that the DNS Client service on this domain controller is 
configured and able to register valid host resource records with an 
authoritative DNS server for the domain.
More information about this best practice and detailed resolution procedures: 
http://go.microsoft.com/fwlink/?LinkId=131229


All Domain Controllers have zone updates rights on the master dns server, and 
according to the logfile updating zones works.
My DNS-Servers are running BIND 9.7.3-P3.



So this is presumably not a problem of the bind servers themselves, but still, 
does anyone have an idea how to get rid of the error messages?
Anyone know the checkbox to unset? I didn't find one...

With regards
Christian Melbinger


---
Ing. Christian Melbinger
Netzwerk & Security

WienIT EDV Dienstleistungsgesellschaft mbH & Co KG
A-1030 Wien, Thomas-Klestil-Platz 6
tel: +43 (1) 90405 47188<tel:%2B43%20%281%29%2090405%2047188>
fax: +43 (1) 90405 88 47188<tel:%2B43%20%281%29%2090405%2088%2047188>
mailto:christian.melbin...@wienit.at<mailto:christian.melbin...@wienit.at>

____________________________________________________________________________
WienIT EDV Dienstleistungsgesellschaft mbH & Co KG, A-1030 Wien, 
Thomas-Klestil-Platz 6,
FN 255974h, Handelsgericht Wien, DVR: 2109667, UID-Nr. ATU61260824
Persönlich haftender Gesellschafter:
WienIT EDV Dienstleistungsgesellschaft mbH, A-1030 Wien, Thomas-Klestil-Platz 6,
FN 255649f, Handelsgericht Wien, UID-Nr. ATU61296118

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--

I'm just going to throw out a few ideas, not sure any or all of them will get 
you in the right direction...but I  had significant issues with DCs and dynamic 
updates following a migration from AD integrated DNS to BIND.


What A records map to those IP addresses listed (10.1.1.1, 10.2.2.2)?

Are there any "same as zone" records that point to your DC IPs?  (this is 
common if  DNS is AD integrated)

Do you see in the Event Viewer on the DC that it is successfully registering 
the A, PTR and SRV records?  (not sure what log this is in, been a little while 
since I looked last).

I know you said it was the case, but your BIND config has one of the following 
options set?
 - allow-update { address_match_list }; <-- If the DC is pointing to the master 
BIND server
 - allow-update-forwarding { address_match_list }; <-- if the DC is pointing to 
the slave BIND server

What happens if you issue the ipconfig /registerdns command from the DCs?


- Will




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