What this means
The IEEE assigned the MA-L block 001EFB to Trio Motion Technology Ltd. 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 00:1E:FB, it is Trio Motion Technology Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 001EFB?
001EFB is registered to Trio Motion Technology Ltd 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. Trio Motion Technology Ltd's block covers 16,777,216 addresses.
What devices use 001EFB?
Any network device with a MAC address starting 00:1E:FB was manufactured by or for Trio Motion Technology Ltd.