[Samba] classic upgrade error

[Rowland Penny]

On Tue, 17 Jul 2018 14:02:08 +0200
Arnaud FLORENT via samba <samba at lists.samba.org> wrote:

> 
> 
> Le 17/07/2018 à 12:58, Rowland Penny via samba a écrit :
> > On Tue, 17 Jul 2018 12:30:08 +0200
> > Arnaud FLORENT via samba <samba at lists.samba.org> wrote:
> >
> >> thank you for the quick reply!
> >>
> >>
> >> Le 17/07/2018 à 12:09, Rowland Penny via samba a écrit :
> >>> On Tue, 17 Jul 2018 11:30:43 +0200
> >>> Arnaud FLORENT via samba <samba at lists.samba.org> wrote:
> >>>
> >>>> Hello
> >>>>
> >>>> i have a problem after classicupgrade on ubuntu 14.04/samba
> >>>> 4.3.11
> >>>>
> >>>> i know this version is not supported, sorry no way for the moment
> >>>> to do ubuntu upgrade...
> >>>>
> >>>>
> >>>> before migration
> >>>>
> >>>> netbios name in smb.conf (irisserv) did not match dns hostname
> >>>> (noordo)
> >>>>
> >>>> so AD was provisionned but with irisserv
> >>>> and there are no servicePrincipalName in irisserv ldap entry...
> >>>>
> >>>>
> >>>> is there a way to fix this?
> >>>>
> >>>> Thank you
> >>>>
> >>>>
> >>>>
> >>> There is a script to rename a DC, you might have to download a
> >>> Samba tarball to get it.
> >>> You will find it at SAMBA_VERSION/source4/scripting/bin/renamedc
> >>>
> >>> Never used it, but it should do what you require, but, as always,
> >>> test it before using it in production.
> >> i will try this asap
> >>
> >>
> >> in AD smb.conf there was netbios name = noordo (dns hostname)
> >>
> >> if i change to netbios name = irisserv
> >> and restart samba
> >> servicePrincipalName attributes are created...
> >>
> >>> If you are still testing the upgrade procedure, it might be easier
> >>> to run the upgrade again, but read this first:
> >>>
> >>> https://wiki.samba.org/index.php/Migrating_a_Samba_NT4_Domain_to_Samba_AD_(Classic_Upgrade)#Domain_Controller_name
> >> i did not see any warning about this
> >> is it supported?
> > It wouldn't be on a Samba wikipage if it wasn't supported.
> 
> i know, i was not
> 
> can we have a AD DC server with a netbios name that differs from DNS 
> hostname especially for kerberos...

No

> 
> the wiki only says that we can change/set 'netbios name'
> i does not say if it has to match name in /etc/hostname

It does now ;-)

Rowland