The filename identifies a specific virtual appliance image for FortiGate , the flagship Next-Generation Firewall (NGFW) from Fortinet. Specifically, this file represents a 64-bit KVM (Kernel-based Virtual Machine) build, version 7.2.1 , build number 1254 .
Specifies that the image is for a virtualized software appliance rather than hardware. 64-bit Architecture fgtvm64kvmv721fbuild1254fortinetoutkvmqcow2