FortiOS 7.4.x is a mature release train. Build 2731 corresponds to , which likely includes:

: Specifies the target hypervisor, which is KVM (commonly used with Proxmox, Ubuntu KVM, or Red Hat Virtualization).

Always check the Release Notes for build 2731 on Fortinet’s support site before production deployment.

: Without a valid license, FortiGate VMs typically run in Evaluation Mode . This mode usually limits the number of sessions, encryption strength, and may have a time-limited trial period (often 15–30 days) depending on the specific Fortinet agreement. How to Use This Image

get system interface physical diagnose hardware deviceinfo nic

: The specific internal build number (Build 2731) assigned by Fortinet developers for this release. fortinet : The manufacturer name.

By default, FortiOS assigns no password to the root administrator account. You will be prompted to create a complex credential immediately upon access.

out didn't mean outlier. It meant outbound .

qcow2 (QEMU Copy-On-Write v2) is the native disk image format for QEMU/KVM. It offers: