[Samba] samba4.2 AD DC and Sites

[James]

On 6/10/2015 12:44 AM, Jacky Chan wrote:
> Hi,
>
> Existing Samba setup has no sites, two servers (one AD and one DC) are
> all in Default-First-Site-Name site.
>
> Inter-Site Transport:        IP
> Site Link:                       DEFAULTIPSITELINK
>
> Sites:
> Default-First-Site-Name (already existing):
>    Domain Controller(s):         AD, HKDC
>    Subnets:                          192.168.1.0/24
>
>  SZOffice (new created):
>    Domain Controller:            SZDC1, SZDC2
>    Subnet:                       192.168.0.0/24
>
> Create the SZOffice site based on the wiki:
> https://wiki.samba.org/index.php/Active_Directory_Sites,
> Assigned the site link and joined the SZDC1 to the site
>
> The command (ran on SZDC1):
> samba-tool domain join lan-domain.xxxxxx.com DC -Uadministrator
> --realm=lan-domain.xxxxxx.com --dns-backend=SAMBA_INTERNAL
> --site=SZOffice
>
> ran successfully but the site-related DNS entries did not create.
>
> I tried to run :
> samba_dnsupdate --verbose
> it returned: "No DNS updates needed"
>
> In Windows' RSAT DNS admin, I only see record like that:
>
> _msdcs.lan-domain.xxxxxx.com
>     dc
>         _sites
>             Default-First-Site-Name
>                 _tcp
>                     _kerberos
>                     _ldap
>
>
> Cannot find records of SZOffice under
> _sites.dc._msdcs.lan-domain.xxxxxx.com.
>
> Try to check the DNS in linux
>
> host -t SRV _ldap._tcp.SZOffice._sites.dc._msdcs.lan-domain.xxxxxx.com
> host -t SRV
> _kerberos._tcp.SZOffice._sites.dc._msdcs.lan-domain.xxxxxx.com
>
> return not found: 3(NXDOMAIN)
>
> How can i fix this, do i need to add the site DNS manually?
>
> Thanks
>
It's a known bug.

https://wiki.samba.org/index.php/Check_and_fix_DNS_entries_on_DC_joins



-- 
-James