[Samba] Win Clients and DNS

Viktor Trojanovic viktor at troja.ch
Mon Nov 16 09:47:04 UTC 2015

On 16.11.2015 09:57, Rowland Penny wrote:
> On 16/11/15 00:31, Viktor Trojanovic wrote:
>> I have an AD with 1 Samba DC and 5 Windows 10 clients. The DC and the 
>> clients all have a fixed IPv4 address.
>> In the windows event viewer, I constantly see the following warning:
>> Event 8019, DNS Client Events
>> ------------------------------------------
>> The system failed to register host (A or AAA) resource records (RRs) 
>> for network adapter with settings:
>> Adapter Name: {someGUID}
>> Host Name: Client-PC
>> Primary Domain Suffix: SAMDOM.COM
>> DNS Server list:
>> Sent update to server: <?>
>> IP Addresses:
>> ------------------------------------------
>> Is it necessary to manually make some entries in DNS for the client 
>> machines? I didn't see anything about that in the Wiki.
>> I'm trying to figure out if this is connected to another problem I'm 
>> facing. A machine based GPO is not executed because "the file 
>> \\SAMDOM.COM\SysVol\[...]\gpt.ini from a domain controller could not 
>> be read", and as one of the possible reasons for the error, name 
>> resolution is mentioned. I can access the file just fine once I'm 
>> logged in so I really don't know what the issue is here.
>> Thanks,
>> Viktor
> Is there anything in syslog on the DC, it may be that whilst your 
> clients are trying to update their dns records in AD, they are being 
> denied.
> If the clients were Unix based, you would have to add their records to 
> AD manually, It is probably the same for fixed window clients.
> There is something on the wiki about adding dns records, but it is a 
> bit unclear as to why you would need to do this:
> https://wiki.samba.org/index.php/DNS_administration#Adding_new_records
> Rowland

Yes, I read that, and I'm not clear either on why the clients need 
registration and what the disadvantages would be if they aren't. But 
Ole's tip to remove the "Register DNS" checkbox from the network 
interface on Win Clients does seem like valuable information for the wiki.


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