# Load nbd module
sudo modprobe nbd max_part=8
Solution: Set the correct machine type:
virt-install --machine q35 ...
sudo fdisk -l /dev/nbd0
Obtain the file from the official Fortinet support portal (requires a valid support contract). Verify the SHA256 checksum if provided. fgt-vm64-kvm-v7.2.1.f-build1254-fortinet.out.kvm.qcow2
wget https://your-fortinet-repo/fgt-vm64-kvm-v7.2.1.f-build1254-fortinet.out.kvm.qcow2
Using KVM on a developer’s Linux laptop (or a Proxmox server) allows engineers to spin up multiple FortiGates to test HA (Active-Passive clusters), IPsec VPN meshes, or BGP routing without consuming hardware resources. The thin-provisioned qcow2 format means you can store dozens of firewalls on a single 1TB NVMe drive. # Load nbd module sudo modprobe nbd max_part=8