[Samba] Dcs Replication

lingpanda101 lingpanda101 at gmail.com
Thu May 17 16:12:14 UTC 2018


On 5/17/2018 12:07 PM, Carlos wrote:
> Hi!
>
> Thanks for answer.
>
> But, i allowed all ports in my firewall...
>
> I tested, shutdown  my DC1
>
> DC2 dont comunication with DC3
>
> I create user in DC2, dont replication with DC3...
> I waited more in 20 minutes
>
> Why ??
>
> Regards;
>
>
> On 17-05-2018 12:01, lingpanda101 wrote:
>> On 5/17/2018 10:30 AM, Carlos via samba wrote:
>>> Hi!
>>>
>>> I have 2 DC, now add one more DC, but all dcs dont view between they.
>>>
>>> New DC is "DC2"
>>>
>>> DC1 - vlan10 -> OK to DC3(Connectad by openvpn)
>>>
>>> DC1 -> vlan10 -> OK to DC2(vlan50)
>>>
>>> DC2-> vlan50 -> OK to DC1(vlan10)
>>>
>>> DC2-> Openvpn -> Dont "see" DC3
>>>
>>> DC3 -> Openvpn -> OK to DC1(vlan10)
>>>
>>> DC3 -> Openvpn -> Dont "view" DC2(vlan50)
>>>
>>> All version Dcs Samba 4.7.7
>>> Firewall is allow  between they.
>>>
>>> -----
>>>
>>> DC1
>>>
>>> samba-tool drs showrepl
>>>
>>> I see only DC2 and DC3 is OK
>>> Is correct.
>>>
>>> DC2
>>>
>>> samba-tool drs showrepl
>>>
>>> I see only DC1
>>>
>>> DC3
>>>
>>> samba-tool drs showrepl
>>>
>>> I see only DC1
>>> ------------------------
>>>
>>> Any Ideia ?
>>>
>>>
>>> Regards
>>>
>>>
>> Carlos,
>>
>>     This is normal if your firewall is working correctly. The KCC 
>> checks and creates replication links to optimize latency and cost 
>> where needed. You can override this and create a full mesh topology 
>> with the following in your smb.conf under 'Global'.
>>
>> kccsrv:samba_kcc=No
>>
>> I advise not doing this but instead ensure sites and services are 
>> setup correctly for your IP Inter-Site-Transports. You can define 
>> cost and interval for the links here.
>>
>>
>> -James
>>
>>
>
Did you verify you have the Inter-Site Transports configured properly in 
Active Directory Sites and Services snap in?

-James



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