On 2019-08-29 14:47, Michael Stowe wrote:
> On 2019-08-29 13:02, Bob McClure Jr wrote:
>
>> I'm at wit's end -- a short trip. I have a very simple setup of a Linux
>> server (CentOS 6) running BackupPC to back up a Win 10 Pro machine. BackupPC
>> is BackupPC-3.3.1-5.el6.x86_64 from the EPEL repo. On the Win 10 box, I
>> created a normal user "backuppc" with a password, and then put him in the
>> local "Backup Operators" group. I'm using SMB for the backup method.
>>
>> # smbclient '//nate/C$' -U backuppc -c pwd Enter backuppc's password:
>> Domain=[NATE] OS=[Windows 10 Pro 18362] Server=[Windows 10 Pro 6.3] tree
>> connect failed: NT_STATUS_ACCESS_DENIED
>>
>> And of course, the backups fail. I've done a Web search from the Win 10
>> aspect, the samba aspect, and the BackupPC aspect, and have come up dry.
>>
>> Here is the hosts file:
>>
>> host dhcp user moreUsers nate 0 bob
>
> You can debug this entirely at the command line; you're likely to find "-d
> debuglevel" helpful as it can help you pinpoint exactly what's going wrong.
>
> As another response alluded to, this is often due to smbclient not supporting
> recent enough protocol versions; ratcheting up the debug level should allow
> you to see the negotiation. If this is indeed the case, this can be mitigated
> by upgrading smbclient (preferred) or allowing Win10 to fall back to older
> versions.
I'd still recommend that as a debugging method, but one other potential
cause is that Win10 now disables remote access to the administrative
shares by default. They can be specifically re-enabled, but without
doing so, would generate an access denied error no matter what
credentials were used.
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