Computer Management - Enable Disk Management.

On Server Manager Server:
netsh advfirewall firewall set rule group="Remote Volume Management" new enable=yes

On managed server:
Command line:
sc config vds start=auto
net start vds
PowerShell:
Set-NetFirewallRule -Name "RVM-VDS-In-TCP" -Enabled True -Profile Any
Set-NetFirewallRule -Name "RVM-VDSLDR-In-TCP" -Enabled True -Profile Any
Set-NetFirewallRule -Name "RVM-RPCSS-In-TCP" -Enabled True -Profile Any