The NetApp simulator is only available to customers via the now.netapp site.
It’s useful to people to people who want some hands on with NetApp like experience cli/gui.
Simulate ONTAP is a simulator for running Data ONTAP software. It enables you to test the features
of Data ONTAP 7-Mode or Cluster-Mode without having to buy new hardware or disturb your production environment.
Simulate ONTAP is a VMware virtual machine that runs in a hypervisor. You can run Simulate ONTAP on either a Windows or a Mac system.