Data Domain: Unable to add to PowerProtect DD System Manager running DDMC 7.6
Summary: PowerProtect DD Management Center (DDMC) 7.6 or earlier cannot add managed systems. Security hardening on DDOS 7.7 and later prevents Data Domains (DD) from being added to DDMC 7.6 or earlier. ...
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Symptoms
DDMC 7.6 or earlier cannot add a new managed system running DDOS 7.7. Errors such as the following are shown in the DDMC, and the host is added to the DDMC:
Error message: Error communicating with host Error communicating with host: Error occurred in the SSL/TLS handshake.In the situation where an already managed system is later upgraded to DDOS 7.7 or later, the DD may appear offline after booting into the new release.
Cause
The security changes in the DDOS System Management Services (SMS) API calls have been implemented for DDMC-managed systems connection. DDOS 7.7 includes additional validation not present in earlier releases.
Resolution
Upgrade to DDMC 7.7 or later, so that both DDMC and any managed system running DDOS 7.7 or later can properly communicate with each other.
Affected Products
PowerProtect Data Protection Appliance, PowerProtect Data Manager Appliance, DD OS 7.6, DD OS 7.7Article Properties
Article Number: 000206444
Article Type: Solution
Last Modified: 26 feb 2025
Version: 4
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