Fgt-vm64-kvm-v7.2.1.f-build1254-fortinet.out.kvm.qcow2 ((install))
wget https://<fortinet-support-site>/fgt-vm64-kvm-v7.2.1.f-build1254-fortinet.out.kvm.qcow2 # Assuming the file is in your home directory sudo mkdir -p /var/lib/libvirt/images/fortigate/ sudo cp fgt-vm64-kvm-v7.2.1.f-build1254-fortinet.out.kvm.qcow2 /var/lib/libvirt/images/fortigate/fortigate.qcow2 FortiGate expects a specific disk layout. The .qcow2 file contains a boot partition and a root filesystem. To inject a default configuration (e.g., setting the internal interface to a specific IP), you can use libguestfs-tools :
echo 4 > /proc/sys/vm/nr_hugepages # Allocates 4GB of hugepages FortiGate 7.2.1 supports multiple RX/TX queues for VirtIO. Add this to the interface section: fgt-vm64-kvm-v7.2.1.f-build1254-fortinet.out.kvm.qcow2
config system admin edit admin set password <secure_password> next end config system interface edit port1 set allowaccess https http ssh ping set ip 192.168.1.99 255.255.255.0 next end wget https://<fortinet-support-site>/fgt-vm64-kvm-v7
This file represents a image, specifically packaged for the Kernel-based Virtual Machine (KVM) hypervisor. It allows organisations to deploy a carrier-grade, Next-Generation Firewall (NGFW) as a software appliance within an OpenStack, oVirt, or pure libvirt-based environment. Add this to the interface section: config system
virsh snapshot-create-as fortigate-721 pre-upgrade --disk-only --atomic If the upgrade fails, revert instantly: virsh snapshot-revert fortigate-721 pre-upgrade | Symptom | Likely Cause | Solution | |---------|--------------|----------| | VM fails to boot with "Boot failed: not a bootable disk" | Incorrect disk bus type | Ensure disk bus is virtio or ide , not sata or usb . | | Network interfaces show as "down" inside FortiGate | Missing VirtIO drivers in this build? (Unlikely in 7.2.1) | Force legacy e1000 model: <model type='e1000'/> in XML. | | High CPU usage with zero traffic | VCPU stealing or no HugePages | Enable HugePages and pin CPUs as shown in Part 4. | | Cannot upload license file | System time incorrect | config system global → set timezone → execute ntp sync | | SSH stops working after 30 mins | Session idle timeout default | config system global → set admin-ssh-grace-time 0 (disable) | Conclusion The file fgt-vm64-kvm-v7.2.1.f-build1254-fortinet.out.kvm.qcow2 is far more than a random download. It is a production-ready, 64-bit, KVM-optimised version of FortiOS 7.2.1, built specifically for Linux-based virtualisation ecosystems.
<cputune> <vcpupin vcpu='0' cpuset='2'/> <vcpupin vcpu='1' cpuset='3'/> </cputune> <memoryBacking> <hugepages/> </memoryBacking> On the host, enable 1GB HugePages:
You can now access the Web GUI via https://192.168.1.99 (accept the self-signed certificate). To get wire-speed throughput (near 10 Gbps or more) from this v7.2.1 image, you must optimise the KVM host. 4.1 Enable CPU Pinning and HugePages FortiGate’s NPU (Network Processor) virtualisation benefits from dedicated cores. Edit the VM’s XML ( virsh edit fortigate-721 ):