You have a machine running Windows 2008/2008 R2 (x64) with Hyper-V.
You installed Hyper-V Integration Services in the guest operating systems.
You have one or more licenses for Acronis Backup & Recovery 11 Virtual Edition. You need one license per Hyper-V host. If you have a Hyper-V cluster (also called a failover cluster), obtain licenses for each node of the cluster. You can purchase full license keys or obtain trial license keys.
You have a machine running Windows that will act as the management server. This machine must be always turned on and available across the network. For the system requirements, see the installation documentation.
You downloaded the setup program of Acronis Backup & Recovery 11.