What this means
The IEEE assigned the MA-M block 480BB21 to BAJA ELECTRONICS TECHNOLOGY LIMITED. 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 48:0B:B2:1, it is BAJA ELECTRONICS TECHNOLOGY LIMITED hardware.
Frequently Asked Questions
Who owns MAC prefix 480BB21?
480BB21 is registered to BAJA ELECTRONICS TECHNOLOGY LIMITED in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. BAJA ELECTRONICS TECHNOLOGY LIMITED's block covers 1,048,576 addresses.
What devices use 480BB21?
Any network device with a MAC address starting 48:0B:B2:1 was manufactured by or for BAJA ELECTRONICS TECHNOLOGY LIMITED.