What this means
The IEEE assigned the MA-M block B8D8129 to Entotem 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 B8:D8:12:9, it is Entotem LTD hardware.
Frequently Asked Questions
Who owns MAC prefix B8D8129?
B8D8129 is registered to Entotem LTD 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. Entotem LTD's block covers 1,048,576 addresses.
What devices use B8D8129?
Any network device with a MAC address starting B8:D8:12:9 was manufactured by or for Entotem LTD.