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Re: [Samba] Login to AD Member Fail




On Wed, 27 Jun 2018 13:04:12 +0200
basti via samba <samba@xxxxxxxxxxxxxxx> wrote:

> Hello,
> when I try to login to AD member via IP-Address from Windows Client it
> works.
> 
> Login to AD Member from Windows Client via DNS Name fail.
> Windows Errorcode: 0x80070035
> 
> Dc1: Samba 4.5.12+dfsg-2+deb9u2
> AD Member: Samba 4.5.12+dfsg-2+deb9u2
> 
> winbindd.log (AD Member)
> 
> [2018/06/27 12:49:58.787087,  1]
> ../source3/winbindd/winbindd_pam.c:2567(winbindd_pam_auth_pac_send)
>   Error during PAC signature verification: NT_STATUS_UNSUCCESSFUL
> [2018/06/27 12:50:17.766117,  1]
> ../source3/winbindd/winbindd_pam.c:2502(extract_pac_vrfy_sigs)
>   Failed to initialize kerberos context: Invalid argument
> 
> 
> win-client.log (AD Member)
> 
> [2018/06/27 12:49:13.354207,  1]
> ../source3/printing/printer_list.c:234(printer_list_get_last_refresh)
>   Failed to fetch record!
> [2018/06/27 12:49:13.354282,  1]
> ../source3/smbd/server_reload.c:69(delete_and_reload_printers)
>   pcap cache not loaded
> 
> 
> smb.conf (AD Member)
> 
>   security = ADS
>    workgroup = DOM
>    realm = DOM.EXAMPLE.COM
> 
>    bind interfaces only = yes
>    interfaces = lo eth0
> 
>    log file = /var/log/samba/%m.log
>    log level = 1
> 
>    idmap config * : backend = tdb
>    idmap config * : range = 1000-1005

The above range is much too small, there are more than 6 'Well known
SIDs'

> 
>    # idmap config for the DOM domain
>    idmap config KES:backend = ad
>    idmap config KES:schema_mode = rfc2307
>    idmap config KES:range = 1006-999999

I hope this is just a typo, but just in case it isn't, 'KES' != 'DOM'

I also hope you don't use sudo on this machine, mainly because you
cannot have any local Unix users with the set ranges.

> 
>     winbind enum users = yes
>     winbind enum groups = yes
>     template homedir = /home/users/%U
>     template shell = /bin/bash
> 
>     winbind use default domain = yes
> 
>     vfs objects = acl_xattr
>     map acl inherit = yes
>     store dos attributes = yes
> 
>     dedicated keytab file = /etc/krb5.keytab
>     kerberos method = secrets and keytab
> 
> 

Rowland

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