The NDI is particularly important for support purposes, as support contracts are tied to this identifier rather than relying solely on potentially ambiguous serial numbers.
: To find the serial number of a specific drive, use smartctl -a /dev/device_name (e.g., /dev/ada0 ). 3. Physical Labels For physical appliances, check for stickers or labels: System serial number | Netgate Forum
While serial numbers and NDIs are not considered sensitive credentials on par with passwords, they should still be protected from unauthorized access. These identifiers can be used to:
What are you trying to accomplish with the serial number? Share public link pfsense serial number
, which serves a similar unique identification purpose, is shown in the banner when you log in via SSH or a serial console. Netgate Forum Retrieving it via Command Line
: For hardware purchased from Netgate, the serial number is often used to automatically register pfSense Plus software.
If you have a legitimate copy of pfSense Plus and your System > Register page is missing, it's likely by design. As noted in community discussions, "The Register page is only on a CE installation, not plus". On official Netgate hardware running pfSense Plus, the device is often pre-registered at the factory, so the manual registration page is not needed. The NDI is particularly important for support purposes,
When working with pfSense, a popular open-source firewall and routing platform, it's essential to understand the concept of a serial number and its implications for your installation. This write-up aims to provide clarity on what a pfSense serial number is, its significance, and how to manage it effectively.
When pfSense is installed in a virtual machine environment (VMware, Proxmox, Hyper-V, KVM, etc.), there is no physical hardware to provide a manufacturer-assigned serial number. In these scenarios, pfSense displays a —a randomly generated identifier created during the first boot after installation.
By keeping these numbers documented safely offsite, you guarantee rapid recovery and seamless support interactions during critical network emergencies. To help me tailor any further technical steps, tell me: What is the of the hardware running pfSense? Physical Labels For physical appliances, check for stickers
IT departments use these numbers to track hardware lifecycles, locations, and deployment dates. Method 1: Find the Serial Number via the pfSense WebGUI
I can provide tailored commands or specific troubleshooting steps for your exact setup. Share public link
23.09-RELEASE (amd64) SG3100X987654321
: You can attempt to find the serial number using the dmidecode or kenv commands via the Diagnostics > Command Prompt or an SSH/console session. 2. Software & Support (Netgate ID/Serial)