[Samba] Samba internal DNS + 2nd DNS

[Greg Zartman]

Nice trick!

I like it.

Grer
On Oct 27, 2014 1:44 AM, "Roel van Meer" <roel at 1afa.com> wrote:

> Greg Zartman writes:
>
>  I'm workign to setup Samba4 and my current centos server deployment uses
>> TinyDNS/DNSCache for the DNS.  Understanding that it is best to use Sambas
>> internal DNS for AD, I'm wondering how others are doing DNS?  I really
>> don't want to use BIND.
>>
>
> We're not yet in production with Samba 4, but in our test systems, we do
> it like this:
>
> - Samba listens on localhost and the LAN interface, port 53.
> - dnscache listens on 127.0.0.2 port 53.
> - tinydns listens on 127.0.0.3 port 53.
>
> Samba has the dnscache instance as DNS forwarder.
> Additional domains can be managed either in Samba, or in tinydns.
>
> /etc/samba/smb.conf snippet:
>  interfaces = 192.168.1.1/24 127.255.255.255/8
>  bind interfaces only = Yes
>  hosts allow = 192.168.1.0/255.255.255.0 127.0.0.1 LOCAL/unixdom
>  dns forwarder = 127.0.0.2
>
> # netstat -plunt | grep :53
> tcp  0 0  127.0.0.1:53     0.0.0.0:*  LISTEN   3974/samba
> tcp  0 0  192.168.1.1:53   0.0.0.0:*  LISTEN   3974/samba
> tcp  0 0  127.0.0.2:53     0.0.0.0:*  LISTEN   1839/dnscache
> udp  0 0  127.0.0.1:53     0.0.0.0:*           3974/samba
> udp  0 0  192.168.1.1:53   0.0.0.0:*           3974/samba
> udp  0 0  127.0.0.2:53     0.0.0.0:*           1839/dnscache
> udp  0 0  127.0.0.3:53     0.0.0.0:*           1842/tinydns
>
> Regards,
>
> Roel
>