What this means
The IEEE assigned the MA-L block 00074C to Beicom Inc.. 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 00:07:4C, it is Beicom Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 00074C?
00074C is registered to Beicom Inc. 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. Beicom Inc.'s block covers 16,777,216 addresses.
What devices use 00074C?
Any network device with a MAC address starting 00:07:4C was manufactured by or for Beicom Inc..