[Samba] Machine choosing unexpected logonserver in multi-dc domain 4.2.1

Davor Vusir davortvusir at gmail.com
Thu Apr 23 11:49:05 MDT 2015

Rowland Penny skrev den 2015-04-23 10:35:
> On 23/04/15 03:39, Fred Smith wrote:
>> I have the following setup in a samba 4.2.1 multi-dc domain
>> DC1 -
>> DC2 -
>> DC3 -
>> I have a site and subnet setup for each DC in Active Directory Sites
>> and Services
>> DC1 server in site DC1 with subnet
>> DC2 server in site DC2 with subnet
>> DC3 server in site DC3 with subnet
>> DC3 has dhcpd setup giving machines on it's network IPs
>> When I login to a Win7 machine in DC3s site/network, it always gets
>> logonserver DC1. I have tried leaving/join domain. The only way I can
>> get it to use DC3 as logonserver is to stop samba on DC1 and DC2.
>> I use the following command on the Win7 machine to verify the 
>> logonserver
>> echo %logonserver%
>> When I had this similar configuration in samba 4.1.x machines on DC3s
>> network would always choose DC3 as the logonserver.
> I do not think this is actually a samba4 AD problem, it is a general 
> AD problem, try an internet search 'AD clients always use one DC'
> Rowland

Do you have got corresponding DNS RR for sites DC1, DC2 and DC3? 


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