What this means
The IEEE assigned the MA-L block 000CAB to Commend International GmbH. 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 00:0C:AB, it is Commend International GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 000CAB?
000CAB is registered to Commend International GmbH 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. Commend International GmbH's block covers 16,777,216 addresses.
What devices use 000CAB?
Any network device with a MAC address starting 00:0C:AB was manufactured by or for Commend International GmbH.