[Samba] Samba member server behavior if WAN down ?

[Rowland Penny]

On 21/10/14 18:11, Public Le duf' aKa Demy wrote:
> Hello,
>
> we do not have DC on local site.
> the problem is not to have separate box for DC.
> The problem is that samba/winbind, do not reconnect to domain and do 
> not retrieve correct ACL we the WAN link is up again.
>
> We need to manually restart nas server.
>
> thank for your help,
>
> Le 21/10/2014 09:38, Sébastien Le Ray a écrit :
>>
>> Hi,
>>
>> I guess the solution would be to have a local domain controller to 
>> authenticate against. But with samba < 4.2 this is quite difficult 
>> because of the very partial winbind implementation on Domain 
>> Controllers which forces you to have a separate box to be domain 
>> controller…
>>
>> Regards
>> Le 21/10/2014 09:33, mots a écrit :
>>> Hello,
>>>
>>> That's where RODC's would be useful, but samba hasn't fully implemented
>>> this yet.
>>> https://wiki.samba.org/index.php/Join_a_domain_as_a_DC#Joining_a_domain_as_a_RODC_.28Status_for_a_work_in_progress.29 
>>>
>>>
>>> Maybe there's some other way, but I wouldn't know.
>>>
>>> Kind regards,
>>>
>>> mots
>>>
>>> Am 21.10.2014 um 08:43 schrieb Le Duf' aKa DemY:
>>>> Hello,
>>>>
>>>> we are trying to use samba 3.6 over a big network with multiple xdsl
>>>> link (512Kbit to 10 Mbits not symetric).
>>>> We have a main site with two domain controlers (Windows 2k8 R2) and
>>>> about one hundred middle sites with samba member servers.
>>>>
>>>> We have a big issue with Active Directory (AD) ACL which disapear when
>>>> member server  (powered by samba and winbind)
>>>> can't discuss (for network resaon : i.e. link is down for 10 mn) with
>>>> ADC (Domain controler) which is located on main site.
>>>>
>>>> Is this a known issue of samba/winbind ?
>>>> How can we fix this issue.
>>>>
>>>> Thank you for your support.
>>>>
>>
>
Are you sure that this is not a problem with the NAS ? have you tried 
asking on the synology forum ? does the NAS have a fixed ip ?

Rowland