What this means
The IEEE assigned the MA-L block FC71FA to Trane Technologies. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting FC:71:FA, it is Trane Technologies hardware.
Frequently Asked Questions
Who owns MAC prefix FC71FA?
FC71FA is registered to Trane Technologies in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Trane Technologies's block covers 16,777,216 addresses.
What devices use FC71FA?
Any network device with a MAC address starting FC:71:FA was manufactured by or for Trane Technologies.