Cloud Tiering Appliance VE

https://www.delltechnologies.com/en-ae/collaterals/unauth/white-papers/solutions/h16376-dell-emc-unity-cloud-tiering-appliance.pdf

The right-to-use license for CTA is included with every Dell EMC Unity XT array as part of its all-inclusive software model. The software comes packaged as a hardened SUSE appliance, in an .ova format which you can download free, no additional licensing required, from Dell EMC here, Dell account required).