What this means
The IEEE assigned the MA-M block 04714B5 to Bureau Electronique Appliquee. 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 04:71:4B:5, it is Bureau Electronique Appliquee hardware.
Frequently Asked Questions
Who owns MAC prefix 04714B5?
04714B5 is registered to Bureau Electronique Appliquee 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. Bureau Electronique Appliquee's block covers 1,048,576 addresses.
What devices use 04714B5?
Any network device with a MAC address starting 04:71:4B:5 was manufactured by or for Bureau Electronique Appliquee.