Kemp Support, how can we help?

The latest application delivery knowledge and expertise at your fingertips.

VMWare HA Pair not forming properly, both nodes are claiming the Active role





High Availability(HA) LoadMasters aren't seeing each other.  Each node displays itself as the active and the other as being "down."  The pair still shares information, however, and will appear to fail over if one is rebooted, when looking at the Shared IP Web Interface.


Product: LoadMaster

Version: Virtual

Platform: vSphere 8

Application: Any

Question/Problem Description:

Why is the HA Pair not forming properly?

Steps to Reproduce:  
Error Message:

Each node shows that it is the active and the other as being "down."


Defect Number:  
Enhancement Number:  
Cause: The Mac Learning Policy is enabled on the switch/port group.  

Need to disable the "Mac Learning Policy" as well as verify the following conditions are met:

  • Forged Transmits set to Accept
  • Mac Address Changed set to Accept
Notes: What is MAC Learning Policy

Was this article helpful?
1 out of 1 found this helpful



user SystemsManager

Thank you! This was exactly what I needed to solve my issue.