What this means
The IEEE assigned the MA-M block 7C477C4 to RLC Electronics Systems. 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 7C:47:7C:4, it is RLC Electronics Systems hardware.
Frequently Asked Questions
Who owns MAC prefix 7C477C4?
7C477C4 is registered to RLC Electronics Systems in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. RLC Electronics Systems's block covers 1,048,576 addresses.
What devices use 7C477C4?
Any network device with a MAC address starting 7C:47:7C:4 was manufactured by or for RLC Electronics Systems.