Is Your server AD controller? If so, local administrator (as in non working 
case) is disabled and You can connect only as domain administrator (as in 
working case). 
--
Karlis


Running: /usr/bin/smbclient --option=clientusespnego=no
\\\\inforcrm.erlphase.local\\C\$ -U Administrator -E -d 1 -c tarmode\
full -Tc -
full backup started for share C$
Xfer PIDs are now 13236,13235
session setup failed: NT_STATUS_INVALID_PARAMETER
session setup failed: NT_STATUS_INVALID_PARAMETER

[removed for clarity]

smbclient can connect:

/usr/bin/smbclient -L \\\\inforcrm\\C\$ -U erlphase\\Administrator
Enter erlphase\Administrator's password:
Domain=[ERLPHASE] OS=[Windows Server 2012 R2 Standard 9600]
Server=[Windows Server 2012 R2 Standard 6.3]

Sharename Type Comment
--------- ---- -------
ADMIN$ Disk Remote Admin
C Disk
C$ Disk Default share
IPC$ IPC Remote IPC
SpeedSearch Disk Saleslogix SpeedSearch Server Folder
SyncLogs Disk
Domain=[ERLPHASE] OS=[Windows Server 2012 R2 Standard 9600]
Server=[Windows Server 2012 R2 Standard 6.3]

Server Comment
--------- -------

Workgroup Master
--------- -------

Gerald

+----------------------------------------------------------------------
|This was sent by karlis.irmejs AT limbazi DOT lv via Backup Central.
|Forward SPAM to abuse AT backupcentral DOT com.
+----------------------------------------------------------------------



------------------------------------------------------------------------------
What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic
patterns at an interface-level. Reveals which users, apps, and protocols are 
consuming the most bandwidth. Provides multi-vendor support for NetFlow, 
J-Flow, sFlow and other flows. Make informed decisions using capacity 
planning reports. https://ad.doubleclick.net/ddm/clk/305295220;132659582;e
_______________________________________________
BackupPC-users mailing list
BackupPC-users AT lists.sourceforge DOT net
List:    https://lists.sourceforge.net/lists/listinfo/backuppc-users
Wiki:    http://backuppc.wiki.sourceforge.net
Project: http://backuppc.sourceforge.net/