[Samba] Reverse DNS

Rowland penny rpenny at samba.org
Wed Jun 26 07:05:35 UTC 2019

On 26/06/2019 04:38, Praveen Ghimire via samba wrote:
> Hi Louis,
> Thank you for that
> I have made the changes as per below , some items might have duplicated. I then reload apparmor restarted the samba-ad-dc and bind9 services and get the same issue. Every time the forward DNS update works but the reverse doesn't
> I found a really interesting samba post going back 2017 re the DHCP and DNS
> http://samba.2283325.n4.nabble.com/DHCP-DNS-and-non-domain-members-td4726681.html
> In the article there are suggestions of not letting Windows clients updating their own DNS records. In my test machine I manually removed the option . The error message disappears when the machine renews it's DHCP but the DNS (forward or reverse) doesn't update.
> The one thing I can't understand is despite the error messages in syslog about denying the lin.group zone, the forward updates but the reverse doesn't .  The DHCP server has the following
> ddns-rev-domainname "in-addr.arpa.";

But isn't your reverse zone called '14.168.192.in-addr.arpa' ?

Are your clients set to update their reverse zone ? The DHCP server will 
not do this by default.

Try deleting the reversezone and recreating it, it could be a 
permissions problem.


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