Extract the QCOW2 file:
<interface type='bridge'> <model type='virtio'/> </interface> Use cache='none' or cache='writeback' for better I/O: fgtvm64kvmv723fbuild1262fortinetoutkvmqcow2 new
| Requirement | Specification | |-------------|---------------| | | KVM (libvirt + QEMU) | | Host OS | Ubuntu 20.04/22.04, CentOS 8/9, RHEL 8+, Debian 11+ | | CPU | x86_64 with VT-x/AMD-V (nested virtualization optional) | | RAM | Minimum 2 GB (4+ GB recommended for production) | | Storage | 20–50 GB free space for QCOW2 image | | Network | At least 2 virtual NICs (management + traffic) | ⚠️ Note : FortiGate VM requires a valid license (trial, perpetual, or subscription) to enable full features and throughput. 4. Step-by-Step Deployment on KVM 4.1 Download the Image Obtain the file from Fortinet’s support portal (requires a support account) or a trusted repository. The file will be named similarly to: FGT_VM64_KVM-v7.2.3.F-build1262-QCOW2.zip The file will be named similarly to: FGT_VM64_KVM-v7
config firewall policy edit 1 set name "LAN to WAN" set srcintf "port3" set dstintf "port2" set srcaddr "all" set dstaddr "all" set action accept set schedule "always" set service "ALL" next end config system fortiguard set protocol udp set port 8888 set anycast enable end 6. Performance Optimization for KVM/QCOW2 6.1 Enable VirtIO Drivers Ensure interfaces use model type='virtio' (not e1000). Check XML: Before diving into deployment, let’s demystify the string
| Component | Interpretation | |-----------|----------------| | fgtvm64 | FortiGate Virtual Machine for 64-bit architecture | | kvm | Hypervisor type – KVM (Linux native virtualization) | | v723f | FortiOS version 7.2.3 (the ‘f’ may indicate a patch or specific branch) | | build1262 | Internal build ID – specific compiled version | | fortinet | Vendor – Fortinet Networks | | outkvmqcow2 | Output format: KVM-compatible QCOW2 disk image | | new | Indicates a recent release or updated artifact |
This article provides an exhaustive walkthrough—from understanding the filename components to deploying, configuring, and optimizing this virtual appliance in your production or lab environment. Before diving into deployment, let’s demystify the string piece by piece: