What this means
The IEEE assigned the MA-L block 247C4C to Herman Miller. 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 24:7C:4C, it is Herman Miller hardware.
Frequently Asked Questions
Who owns MAC prefix 247C4C?
247C4C is registered to Herman Miller 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. Herman Miller's block covers 16,777,216 addresses.
What devices use 247C4C?
Any network device with a MAC address starting 24:7C:4C was manufactured by or for Herman Miller.