Technical Tip: How to change the hostname of a FortiSIEM Hardware Appliance

This article provides instructions to change the hostname of a FortiSIEM hardware appliance via the command line interface. This process is applicable when required to update the appliance's system hostname for clarity or compliance reasons.

SSH to the supervisor as root:

hostnamectl

Change the hostname using nmtui:

nmtui

Select Set system hostname -> Enter new hostname -> OK -> OK.

After changing the hostname via the nmtui command, restart the hostname service to apply the changes:

systemctl restart systemd-hostnamed

Verify the updated hostname:

hostnamectl

The hostname should be updated now.