[Samba] windows workstations needing reboot to validate passwords. --ADDENDUM

[Ray Klassen]

Thank you for the suggestion. Audit logging enabled.

On Thu, 2023-11-16 at 13:27 -0500, James Atwell via samba wrote:
> Have you setup Samba audit logging? This may aid in your efforts to
> see the reasons for not authenticating from the servers perspective. 
> 
> https://wiki.samba.org/index.php/Setting_up_Audit_Logging
> 
> 
> 
> 
> -----Original Message-----
> From: samba <samba-bounces at lists.samba.org> On Behalf Of Ray Klassen
> via samba
> Sent: Thursday, November 16, 2023 1:11 PM
> To: samba at lists.samba.org
> Subject: [Samba] windows workstations needing reboot to validate
> passwords. --ADDENDUM
> 
> I am (earlier reported under the subject "Peculiar Problem") having
> an issue that started several weeks ago, where windows (10 pro,
> server
> 2019) computers randomly get into a state where they refuse to
> validate passwords. Rebooting (sometimes several times) makes the
> problem go away. You can also log in if you disconnect the PC from
> the network and then reconnect.
> 
> List of changes around the time it started.
> 
> Samba upgrade to 4.19.2
> Samba schema upgrade to 2012_R2 functional level Samba upgrade to
> 2008 functional level
> 
> List of measures taken (hoping that if best practises are not being
> observed, implementing them will fix things!!)
> 
> Moved DNS from SAMBA_INTERNAL to BIND_DLZ Moved ntp from ntpsec to
> chrony
> 
> Diagnostic steps
> 
> Packet dumps (decoded with keytab) and loglevel 255 show no glaring
> issues or errors.
> 
> Going to try restarting all of the DC's next time it happens to
> determine if the miscommunication originates with windows or samba.
> 
> Windows Eventviewer lists failure as
> Event ID 4625
> Status 0xC000006D
> Sub Status 0x0
> Failure reason %%2304
> 
> 
> Any other suggestions welcome!!
> 
> 
> 
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>