What this means
The IEEE assigned the MA-L block 0012BD to Avantec Manufacturing 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 00:12:BD, it is Avantec Manufacturing Limited hardware.
Frequently Asked Questions
Who owns MAC prefix 0012BD?
0012BD is registered to Avantec Manufacturing Limited 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. Avantec Manufacturing Limited's block covers 16,777,216 addresses.
What devices use 0012BD?
Any network device with a MAC address starting 00:12:BD was manufactured by or for Avantec Manufacturing Limited.