Troubleshooting 175
Active Directory AuthenticationTroubleshooting Active Directory Configuration
Description A valid Active Directory user fails to authenticate.
Cause Probable causes may be:
• The user is trying to authenticate using a wrong password.
• The user is locked or disabled in Active Directory.
• Active Directory domain controllers are offline or unreachable.
• System clock and Active Directory clock are out of sync.
Work aro und 1
Check the PowerVault NX3500 system event log in the NAS
Manager for errors.
2
Verify that the user is not disabled or locked in Active Directory.
3
Verify that domain controllers are online and reachable using
the network.
4
Kerberos requires client/server clocks to be in sync. Verify the
system time is in sync with the domain controller time and if
required, configure the NTP setting of the system.
Description Unable to add Active Directory users and groups to CIFS shares.
Cause Probable causes may be:
• Unable to ping the domain using FQDN.
• DNS may not be configured.
• NTP may not be configured.