Is it possible to use Change Block Tracking (CBT) with Hyper-V?
A. No, for Hyper-V hosts a proprietary filtering mechanism is used.
B. Yes, but only for gen 2 virtual machines using VHDX.
C. Yes, Veeam Backup & Replication installs a file system filter driver on every host.
D. Yes, Hyper-V has built-in Change Block Tracking just like vSphere has.