Is this possible? https://learn.microsoft.com/en-us/azure/databox/data-box-heavy-overview
And then shipping it back to Azure and moving it to Azure blob ("cool" storage tier).
Looking at around 1PB of backups. Source is an on-prem FAS8300 (ONTAP 9.11.1 latest, but willing to update to 9.12.1 if needed).
This table (https://learn.microsoft.com/en-us/azure/storage/common/storage-solution-large-dataset-moderate-high-network#recommended-options) tells me with 1Gb/s it might take over 100days. Customer is looking for a 10Gb connection (so only 1-2 weeks transfer) but not 100% sure if it's possible.