[Samba] Fwd: Migrating server

[Andrew Bartlett]

On Wed, 2018-02-21 at 15:06 +1000, Rob Thoman wrote:
> Hi Andrew,
> 
> I've setup a new Samba 4 box (sam4dc) on Ubuntu 14.04 with Samba 4.3.11. I have the following
> 
> Just to clarify, sam3DC is the current DC with samba 3.6.3
> 
> smb.conf
> 
> [global]
>    workgroup = STEST
>    netbios name = Sam4DC
>    password server = Sam3DC   (This is the current DC)
>     security = user
> 
> resolv.conf
> nameserver = 192.168.10.1 (IP of Sam3DC)
> 
> I can ping the sam3dc from the sam4dc box using fqdn. 
> 
> When I try to join sam4dc into stest domain I get:
> net rpc join -U dadmin
> cannot join as standalone machine
> 
> If I add the server role = member server , I get the same error message. 
> If I add the security = domain , it asks me DO you really want to join an Active Directory Domain. If I put the password in, I get smb_signing_good: BAD SIG : seq 1
> 
> Do I copy the smb.conf file from sam3dc and change the bit about domain master = no ? Or do I have join the machine to the domain as DC using server role = DC in smb.conf?

If you are trying to change which machine is the DC of the old
'classic' domain, then just move the files and turn off the old server.
  You can't join the BDC to the domain in the way you would with Active
Directory, as we don't have any replication support in the classic DC.

Andrew Bartlett
-- 
Andrew Bartlett                       http://samba.org/~abartlet/
Authentication Developer, Samba Team  http://samba.org
Samba Developer, Catalyst IT          http://catalyst.net.nz/services/samba