[Samba] Samba4 DNS error

felix at epepm.cupet.cu felix at epepm.cupet.cu
Wed Nov 7 15:48:47 MST 2012

> We have setup separate 2 Samba4 Domains in test environments and are
> having some errors in DNS. The errors are the same on both domains and
> they are as follows.
> Domain 1:
> Ubuntu 12.04
> Samba 4.1.0pre1-GIT-92e17d5
> This domain was a clean provision as a new domain.
> Domain 2:
> Debian 6.0.6
> Samba 4.1.0pre1-GIT-92e17d5
> Classic upgrade from Samba3
> When trying to add a Forwarder to DNS using the DNS Remote Administration
> tool on Windows 7 we receive
> "The server forwarders cannot be upgraded.
> This function is not supported on this system."
> On both systems we are using Samba4's internal DNS.

Internal dns server supports only one forwarder and it must be declared in
smb.conf as follows:

dns forwarder = <ip addr of external dns server>

See https://wiki.samba.org/index.php/DNS for more info.


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