Update, with more info:
I have total control over the device and it is my device. The hostename is not this.
Regular Asus motherboard
Hostename is known and not this.
Notting in computer is China/Japan
Have other computers in network with same setup (Os/hw) that is correct named
How and where do fgt choose this name
The Fortinet Security Fabric brings together the concepts of convergence and consolidation to provide comprehensive cybersecurity protection for all users, devices, and applications and across all network edges.