You can install the NIOS virtual software package on a host with VMware ESX or ESXi 8.0U2, 8.0b, 7.0.3, 7.0.2, 7.0, 6.7, 6.7 Update 2 (and Upper versions), 6.5.x, 6.0.x installed and configure it as a virtual appliance. You have the option to configure the storage in one of the following ways: 250 GB for virtual appliances running on NIOS versions prior to 9.0.1, 500 GB for NIOS versions 9.0.1 and later, or a value exceeding 150 GB configured during the first boot if the vNIOS instances are set up with resizable images.
...
* If a vNIOS instance is running on a NIOS version prior to 9.0.1, the disk size will be set to 250 GB.
Appliance Specifications for Threat Protection
For details about the required CPU and memory allocation for supported Infoblox appliance models when Threat Protection is enabled, see the Supported Threat Protection Appliances and Licensing Requirements topic in the NIOS documentation at https://docs.infoblox.com/space/nios90/280662343/Supported+Threat+Protection+Appliances+and+Licensing+Requirements
Requirements
The requirements to install the NIOS virtual appliance on a VMware ESX/ESXi server are as follows:
...