[Samba] which DNS backend ?

Reindl Harald h.reindl at thelounge.net
Mon Feb 29 09:42:46 UTC 2016

Am 29.02.2016 um 10:10 schrieb Rowland penny:
> Everything you say is valid except for when it comes to AD dns.
> When you want data from a zone, you start with the SOA record, you ask
> 'who holds the records for this zone?', it replies with the nameserver
> that holds the zone records. OK so far ?
> Only problem is that with AD, *every* DC that runs a dns server holds
> the zone records. Now if you have only one NS record in the SOA (or if
> only one NS record is returned, like the internal dns server does), then
> only one DC will be asked for the zone records, if this DC is down, you
> don't have a nameserver to ask!

than its a bug in the internal dns server only return one NS record

> Every windows DC that runs a dns server is authoritative for the dns
> domain and has a SOA record. The only way I have found of doing this
> with a Samba DC, is to use Bind9 and add the second DCs NS record to the
> SOA, this SOA is stored in AD

how would a SOA record look like with two NS records?

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