What this means
The IEEE assigned the MA-L block 004051 to Garbee and Garbee. 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 00:40:51, it is Garbee and Garbee hardware.
Frequently Asked Questions
Who owns MAC prefix 004051?
004051 is registered to Garbee and Garbee 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. Garbee and Garbee's block covers 16,777,216 addresses.
What devices use 004051?
Any network device with a MAC address starting 00:40:51 was manufactured by or for Garbee and Garbee.