After a few days LDAP authentication fails.

Products

• DX Unified Infrastructure Management (Nimsoft / UIM)

Issue/Introduction

Every few days we have to restart the system hosting the primary hub to get LDAP authentication working again. 

Environment

Release : 20.3 and later. 

Component : UIM - HUB

Cause

A dual DC (domain controller) setup was used and randomly the hub would be pointed to the wrong DC. 

Resolution

Setup a VIP for a dedicated DC/AD server.