ZFS Appliance Unable to Communicate with AD Domain Controller in Environment Where SMBv1 is Disabled

(Doc ID 2301627.1)

Last updated on MAY 18, 2018

Applies to:

Oracle ZFS Storage ZS3-2 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage Appliance Racked System ZS5-2 - Version All Versions to All Versions [Release All Releases]
Integrated Software for ZFS 7xx0 Arrays - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS4-4 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS5-2 - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Symptoms

 Failure to authenticate SMB users, log messages, or alerts about failure to communicate with domain controller. Especially any such cases where the customer is known to have disabled SMB version 1 for security reasons.

Changes

 Disabling SMBv1 (SMB version 1) in a customer environment can cause this problem. This is normally done to improve security.

Cause

Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms