FortiGate Virtual Appliance – License – unlimited GB RAM, unlimited vCPU cores – no VDOM support FortiGate virtual appliances allow you to mitigate blind spots by implementing critical security controls within your virtual infrastructure. They also allow you to rapidly provision security infrastructure whenever and wherever it is needed. Moreover, FortiGate virtual appliances feature all of the multi-threat security and networking services common to traditional hardware-based FortiGate appliances. With the addition of virtual appliances from Fortinet, you can deploy a mix of hardware and virtual appliances, operating together and managed from a common centralized management platform.