[Samba] Samba, Domains, Realms, Workgroups, on an AD DC
rpenny at samba.org
Fri Feb 26 09:15:20 UTC 2021
On 25/02/2021 22:01, Robert Steinmetz wrote:
> Damn Typos.
> The 'usually' above is part of my confusion using your example I
> therefore could have a realm SAMDOM.EXAMPLE.COM and a netbios domain
> name of 'ANYTHING'
> If I'm following this and I'm probably got something wrong I could
> also have a realm of EXAMPLE.COM and a netbios domain name of 'ANYTHING'
> The only problem with that would be, and I already ran into this, is
> that if the DNS Domain example.com had members outside the current LAN
> then their names would not resolve as those DNS requests would be
> handled by the local samba DNS server which would have not knowledge
> of them and would not forward the requests to the upstream DNS server,
> unless I missed else something here.
If your 'members' are not in the AD dns domain, then they cannot be
>> The netbios name is the hostname in uppercase.
> The Linux (or Unix) hostname is the left most part of the FQDN so in
> the above example the FQDN would be computername.samdom.example.com
> assuming the Unix hostname and NetBIOS names are the same.
They have to be the same.
> Taking this a step further, is it possible to have AD DCs in separate
> locations reliably maintain all of the data for two or more locations
> for redundancy and consistency?
> That would seem to require a realm that is the same across all
> locations which seems to rule out local DNS subdomains.
Yes, but you do not use different realms, you use a thing called 'sites':
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