What this means
The IEEE assigned the MA-L block 5481AD to Eagle Research 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 54:81:AD, it is Eagle Research Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix 5481AD?
5481AD is registered to Eagle Research 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. Eagle Research Corporation's block covers 16,777,216 addresses.
What devices use 5481AD?
Any network device with a MAC address starting 54:81:AD was manufactured by or for Eagle Research Corporation.