SMB Multichannel features are supported starting in ONTAP 9.4 SMB Multichannel features are NOT supported in any ONTAP release before ONTAP 9.4 SMB Multichannel - Provides multiple connections between...SMB Multichannel features are supported starting in ONTAP 9.4 SMB Multichannel features are NOT supported in any ONTAP release before ONTAP 9.4 SMB Multichannel - Provides multiple connections between ONTAP and clients in a single SMB session. Doing so improves throughput and fault tolerance for Hyper-V and SQL server over SMB configurations. SMB Multichannel may be nondisruptively applied to an existing SVM in ONTAP 9.4 and later Configuring SMB Multichannel for performance and redundancy
