[Samba] Winbind not working - Not able to join Domain - Unable to initialize domain list

[Rowland penny]

On 16/03/2020 11:09, Sac Isilia wrote:
> Hi Rowland,
>
> The thing is - emdc1ftpl03.dmz.local - The AD object of the machine is 
> created in EMEA-MEDIA domain only , yes the machine is in DMZ and 
> ports connectivity are fine. Before migrating this server to Azure , 
> but after powering on the server in Azure , it is just throwing the 
> error - failed to lookup DC info. Though the connectivity is just fine.
>
> [root at emdc1ftpl03 ~]# telnet 10.19.26.136 445
> Trying 10.19.26.136...
> Connected to 10.19.26.136.
> Escape character is '^]'.
> ^]
> telnet> quit
> Connection closed.
> [root at emdc1ftpl03 ~]# telnet 10.19.26.136 139
> Trying 10.19.26.136...
> Connected to 10.19.26.136.
> Escape character is '^]'.
> ^]
> telnet> quit
> Connection closed.
> [root at emdc1ftpl03 ~]#
>
> I don't know why its failing  to join domain now. I don't think it 
> should be a problem if the AD object is created in EMEA MEDIA domain 
> and we are putting the same DC in smb.conf. Correct me if I am wrong?
>
I repeat:

dmz.local != emea.media.global.loc

Both machine must be in the same dns domain, kerberos (at least) 
requires this. Also, putting a domain member inside a dmz isn't a good idea.

Rowland