[Samba] DNS Suddenly breaking

[lingpanda101 at gmail.com]

On 6/30/2016 9:25 AM, Garland McAlexander wrote:
> Yes, it's set up with 8.8.8.8
>
> I'm able to ping it without issues, jut not able to resolve anything
> externally.
>
> On Thu, Jun 30, 2016 at 9:09 AM, mathias dufresne <infractory at gmail.com>
> wrote:
>
>> To get recursion working with internal DNS you only need to set up:
>> dns forwarder = <IP of your main DNS>
>>
>> Is it configured?
>>
>> If yes and packets can go from your broken DC to "your main DNS" using TCP
>> and also UDP, there is an issue.
>>
>> 2016-06-30 14:58 GMT+02:00 Garland McAlexander <garland at linear.nyc>:
>>
>>> It's samba internal DNS. Only one DNS zone, and it's domain.domain.tld.
>>> It'll function perfectly, and then cease to function at a random time.
>>>
>>> On Thu, Jun 30, 2016 at 5:31 AM, Mueller <mueller at tropenklinik.de> wrote:
>>>
>>>> What kind of DNS, bind or internal?
>>>> With bind an samba 4.3.4 I have an issue and I have to restart bind an
>>>> avahi:
>>>> s4slave named-sdb[8750]: error (connection refused) resolving '
>>>> thefreelanceforum.com/AAAA/IN': 192.12.94.30#53.
>>>>
>>>> Only a restart of bind resolves this.
>>>>
>>>>
>>>> EDV Daniel Müller
>>>>
>>>> Leitung EDV
>>>> Tropenklinik Paul-Lechler-Krankenhaus
>>>> Paul-Lechler-Str. 24
>>>> 72076 Tübingen
>>>> Tel.: 07071/206-463, Fax: 07071/206-499
>>>>   Email: mueller at tropenklinik.de
>>>>   www.tropenklinik.de
>>>>   www.bauen-sie-mit.tropenklinik.de
>>>>
>>>>
>>>>
>>>>
>>>> -----Ursprüngliche Nachricht-----
>>>> Von: Garland McAlexander [mailto:garland at linear.nyc]
>>>> Gesendet: Donnerstag, 30. Juni 2016 10:52
>>>> An: samba at lists.samba.org
>>>> Betreff: [Samba] DNS Suddenly breaking
>>>>
>>>> Hi All,
>>>>
>>>> I've got a newly created Samba4 domain.  I'm running into a strange
>>> issue
>>>> where my internal DNS on my first domain controller is "breaking"
>>> causing
>>>> it to not resolve any external hosts. It'll still resolve internal hosts
>>>> without issue. This is only on the first DC, the second DC is running
>>>> perfectly fine and can access external hosts without issue.
>>>>
>>>> There is absolutely NOTHING in the logs about this. I cannot find where
>>>> this is going wrong, and sometimes it seems that it'll randomly fix
>>> itself.
>>>> Any help is sincerely appreciated.
>>>> --
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>>>>
>>>>
>>>
>>> --
>>> *Sincerely,*
>>> *Garland McAlexander*
>>> *O: 212-271-0198*
>>> *C: 321-315-9948*
>>> --
>>> To unsubscribe from this list go to the following URL and read the
>>> instructions:  https://lists.samba.org/mailman/options/samba
>>>
>>
>

Can you post your hosts file, resolv.conf and smb.conf from DC1?

-- 
-James