Dell EMC Unity: VNX: What D@RE requirements are needed prior to running a (NDU) Non Disruptive Upgrade (User Correctable)
Summary: What are Dell EMC's NDU Requirements for arrays running D@RE
This article applies to
This article does not apply to
This article is not tied to any specific product.
Not all product versions are identified in this article.
Symptoms
Using Data @ Rest Encryption
What are EMC's NDU Requirements for arrays running D@RE (Data @ Rest Encryption)
What are EMC's NDU Requirements for arrays running D@RE (Data @ Rest Encryption)
Resolution
Dell EMC require customers to backup their D@RE Encryption Key, prior to conducting any NDU(Non Disruptive Upgrade) to a secure location
It is also recommended that the D@RE Encryption key is backed up regularly to a secure location.
https://support.emc.com/kb/489302 : How to Backup Keystore File in D@RE (Data at Rest Encryption Key)
It is also recommended that the D@RE Encryption key is backed up regularly to a secure location.
https://support.emc.com/kb/489302 : How to Backup Keystore File in D@RE (Data at Rest Encryption Key)
Products
Dell Unity 300, Dell EMC Unity 300F, Dell EMC Unity 400, Dell EMC Unity 400F, Dell EMC Unity 500, Dell EMC Unity 500F, Dell EMC Unity 600, Dell EMC Unity 600F, Dell EMC Unity Family |Dell EMC Unity All Flash, Dell EMC Unity Family
, Dell EMC Unity Hybrid, VNX2 Series, VNX5200, VNX5400, VNX5600, VNX5800, VNX7600, VNX8000
...
Article Properties
Article Number: 000054705
Article Type: Solution
Last Modified: 07 Nov 2025
Version: 3
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.