What this means
The IEEE assigned the MA-L block 00151D to M2I CORPORATION. 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 00:15:1D, it is M2I CORPORATION hardware.
Frequently Asked Questions
Who owns MAC prefix 00151D?
00151D is registered to M2I CORPORATION 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. M2I CORPORATION's block covers 16,777,216 addresses.
What devices use 00151D?
Any network device with a MAC address starting 00:15:1D was manufactured by or for M2I CORPORATION.