Skip to main content
NetApp Response to Russia-Ukraine Cyber Threat
In response to the recent rise in cyber threat due to the Russian-Ukraine crisis, NetApp is actively monitoring the global security intelligence and updating our cybersecurity measures. We follow U.S. Federal Government guidance and remain on high alert. Customers are encouraged to monitor the Cybersecurity and Infrastructure Security (CISA) website for new information as it develops and remain on high alert.
NetApp Knowledge Base

OnCommand Unified Manager 5.x alerts on an expired certificate

Last Updated:

Applies to

Unified Manager 5.x


The following symptom(s) are observed on the OnCommand Unified Manager (DFM):

  • Management Station: Server Certificate About to Expire on <host_name>.
    The NetApp Data Fabric Manager (DFM) certificate will expire in 7 days.
  • After an upgrade of the DFM, HTTP service is unable to start.
  • Event: DFM SSL server certificate will expire on XX.XX.XXX date.
  • Failed to retrieve SSL certificate from Host Service. Check if Host Service is running with admin port configured as 8699 and the SSL certificates are correctly installed.
  • Event: server certificate about to expire.
    Condition: The NetApp DataFabric Manager certificate will expire in 7 days. Please create and reload new certificate soon.
  • Event Name: Management Station: Server Certificate Expired Event Description: Service certificate expiry status Event Severity: Error Event Timestamp

This article describes the procedure to create/import a DFM SSL certificate to mitigate the issue.


Scan to view the article on your device

Registered NetApp customers get unlimited access to our dynamic Knowledge Base.

New authoritative content is published and updated each day by our team of experts.

Current Customer or Partner?

Sign In for unlimited access

New to NetApp?

Learn more about our award-winning Support