Last modified: May 16, 2012

Contents
1 - Summary
2 - Dependencies
3 - Dmidecode installation
4 - Commands


1 - Summary

This guide will show you how to get the system serial number and BIOS
information in pfSense. Dmidecode is a tool that can get this information.
This has been tested in pfSense 2.0.1 i386.


2 - Dependencies

Log into the pfSense website. Navigate to the System menu, then click on
Advanced. Click on the box next to Enable Secure Shell. Click on Save at the
bottom of the page.




3 - Dmidecode installation

SSH in as the admin user and select option 8 to get to the shell. Install the
dmidecode package.
# pkg_add -r dmidecode


4 - Commands

Find the location of dmidecode.
# pkg_info -L dmidecode-* | grep bin | grep dmidecode
/usr/local/sbin/dmidecode

You can display the system information including serial number by typing the
following.
# /usr/local/sbin/dmidecode -t 1 | grep -e 'Manufacturer\|Product Name\|Serial Number' | cut -f 2
Manufacturer: Dell Computer Corporation
Product Name: OptiPlex 170L
Serial Number: XXXXXXX

You can display the BIOS information by typing the following.
# /usr/local/sbin/dmidecode -t 0 | grep -e 'Vendor\|Version\|Release Date' | cut -f 2
Vendor: Dell Computer Corporation
Version: XXX
Release Date: XX/XX/XXXX