You have already installed the System Manager-signed CA certificate in Usage Metering Collector and Avaya Aura® Messaging.
However, Usage Metering Collector still shows a connection failure due to invalid certificate message after you click the TEST button when adding Avaya Aura® Messaging to your Avaya OneCloud™ Subscription system.
Cause
More than one certificate with the same Common Name (CN) is installed in Avaya Aura® Messaging.
Solution
Remove the unwanted certificates with the same CN from Avaya Aura® Messaging.
ADDITIONAL INFORMATION:
Ensure that Avaya Aura® Messaging does not contain two or more certificates with the same CN.
