What this means
The IEEE assigned the MA-L block FC0877 to Prentke Romich Company. 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:08:77, it is Prentke Romich Company hardware.
Frequently Asked Questions
Who owns MAC prefix FC0877?
FC0877 is registered to Prentke Romich Company 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. Prentke Romich Company's block covers 16,777,216 addresses.
What devices use FC0877?
Any network device with a MAC address starting FC:08:77 was manufactured by or for Prentke Romich Company.