What this means
The IEEE assigned the MA-M block D0A0114 to SUMICO. 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 D0:A0:11:4, it is SUMICO hardware.
Frequently Asked Questions
Who owns MAC prefix D0A0114?
D0A0114 is registered to SUMICO 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. SUMICO's block covers 1,048,576 addresses.
What devices use D0A0114?
Any network device with a MAC address starting D0:A0:11:4 was manufactured by or for SUMICO.