What this means
The IEEE assigned the MA-L block 001543 to Aberdeen Test Center. 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 00:15:43, it is Aberdeen Test Center hardware.
Frequently Asked Questions
Who owns MAC prefix 001543?
001543 is registered to Aberdeen Test Center 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. Aberdeen Test Center's block covers 16,777,216 addresses.
What devices use 001543?
Any network device with a MAC address starting 00:15:43 was manufactured by or for Aberdeen Test Center.