The Veeam QA team has validated NetApp ONTAP 9.1.6.1. It is now listed as supported in our storage integration guide link below.
ONTAP Release notes information below. There are no new Veeam integrations in this release.
Data protection enhancements
• Support for SnapMirror cloud backups from a migrated volume
• Support for encryption key migration between key managers
MetroCluster configuration enhancements
• SVM data mobility support for migrating MetroCluster configurations
• MD5 authentication support for BGP peer groups
• Fibrebridge firmware update using credentials
Networking enhancements
• MD5 authentication support for BGP peer groups
• IPsec hardware offload support
S3 Object storage enhancement
• S3 multiprotcol support for multipart upload
• Enhanced ONTAP S3 API support with CORS integration
• ONTAP supports taking snapshots of ONTAP S3 buckets (Still not Veeam Ready validated)
SAN enhancements
• NVMe space deallocation enabled by default
Security enhancements
• Eligible set of rule-protected commands extended for multi-admin verification
• Autonomous Ransomware Protection with AI enhancements (ARP/AI)
• Support for in-flight encryption for data traffic sent to and from NVMe storage devices
• Support for TLS 1.3 for FabricPool object store communication
• OAuth 2.0 for Microsoft Entra ID
Storage efficiency enhancements
• Enhanced qtree performance monitoring to include latency metrics and historical statistics
Storage resource management enhancements
• Support for FlexGroup advanced capacity distribution (Please look at this one to see if it impacts large backup files)
• SVM data mobility support for migrating MetroCluster configurations
System Manager enhancements
• Support for phishing-resistant WebAuth multi-factor authentication in System Manager
• Support for Amazon FSx for NetApp ONTAP deployments
Drill down into each ONTAP feature
https://docs.netapp.com/us-en/ontap/release-notes/whats-new-9161.html#data-protection