To understand this specific package, it is helpful to break down the file naming convention: : Stands for FortiManager, the product being deployed. VM64 : Indicates a 64-bit virtual machine architecture. KVM : Specifies the target hypervisor (Linux KVM/QEMU). V6 : Refers to the major software version (Version 6).
While Fortinet has moved on to Version 7.x, Build 1183 (v6.2.3) remains significant for several reasons: Fmg-vm64-kvm-v6-build1183-fortinet.out.kvm.zip
Whether you are upgrading an existing lab or deploying a new management node, this KVM-specific build provides the flexibility needed for software-defined environments. To understand this specific package, it is helpful
If you have this file in your possession, verify its checksum against Fortinet’s official support portal before deployment. For modern environments, migrate to FortiManager 7.4 or later, which includes enhanced REST API support, ZTP (Zero Touch Provisioning), and stronger VM integration. V6 : Refers to the major software version (Version 6)