[Samba] adjust SOA record

[mourik jan heupink - merit]

No one..? Or am I asking something that is obvious to everybody except 
myself..?

On 08/13/2014 07:21 PM, mourik jan heupink - merit wrote:
> Hi,
>
> We have outdated SOA information in our samba DNS. We used to have a
> DC1, and it is no more, however it's listed in our SOA records on both
> remaining DC's. I think this is not correct.
>
> I am under the impression that in order to get full failover support,
> all DC's need to have listed themselves as SOA. This is also what google
> tells me:
>
> http://serverfault.com/questions/285021/in-a-2-dc-environment-should-both-dcs-host-ad-integrated-primary-zones-to-ensur
>
>
> So, I would like to change the SOA, but the microsoft MMC DNS tools
> don't let me do that, I'm getting
> "The start of authority (SOA) record cannot be updated. The record does
> not exist."
>
> I'm not sure what the correct 4.1.7 samba-tool line should be:
>
>>  samba-tool dns update <server> <zone> <name>
>> <A|AAAA|PTR|CNAME|NS|MX|SOA|SRV|TXT> <olddata> <newdata>
>
>
> I'm unsure about <olddata> and <netdata>. Here is my current SOA, I
> should replace <olddata> with this:
>
> SOA: serial=3, refresh=900, retry=600, expire=86400, minttl=0,
> ns=dc1.samba.company.com., email=hostmaster.samba.company.com.
> (flags=600000f0, serial=3, ttl=3600)
>
> Would this translate into something like:
>
>> samba-tool dns update dc3.samba.company.com samba.company.com
>> samba.company.com SOA dc1.samba.company.com. dc3.samba.company.com.
>> hostmaster.samba.company.com. 4 900 600 86400 0 -U username
>
> This can never be right? (and yes, I've tried it on my testserver, and
> it does not work, getting "ERROR: Data requires 7 elements - nameserver,
> email, serial refresh, retry, expire, minimumttl
>
> Can anyone tell me what the correct magic is? (or: should I even be
> updating the SOA to point to each separate DC at all?)
>
> Regards,
> MJ