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