Pfsense Serial Number ((install)) -

If you are connected via SSH or using the console port, you can pull hardware information directly from the BIOS or system management interface.

You can edit this file by using an SSH session and a command-line text editor like vi or ee . However, Netgate strongly cautions against manually editing it unless absolutely necessary, as a mistake can render your firewall inoperable.

: This command is very reliable on Netgate hardware. To get the serial number, type: pfsense serial number

If you are running pfSense on your own hardware (Whitebox), it does not have a "Netgate Serial Number." However, you can find your hardware's actual serial number (assigned by the motherboard manufacturer) via the shell: dmidecode -s system-serial-number Note: This command may require you to install the package first if it isn't present. Why You Need It Support Tickets: Netgate Support

of your specific Netgate appliance.

To prove ownership and check warranty status.

: The serial number is also typically listed on the original packaging box Netgate Documentation Important Distinction: Serial Number vs. NDI If you are connected via SSH or using

For official Netgate appliances (e.g., SG-1100, SG-2100, SG-4100, SG-6100), the easiest way to find the serial number is by looking at the physical sticker on the bottom of the device.

For generic hardware where a serial number isn't populated in the BIOS, pfSense will display a Host UUID instead. 2. Command Line Interface (CLI) : This command is very reliable on Netgate hardware

lspci -nn | grep Ethernet

cat /etc/uniqueid