What this means
The IEEE assigned the MA-L block C0A0C7 to FAIRFIELD INDUSTRIES. 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 C0:A0:C7, it is FAIRFIELD INDUSTRIES hardware.
Frequently Asked Questions
Who owns MAC prefix C0A0C7?
C0A0C7 is registered to FAIRFIELD INDUSTRIES 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. FAIRFIELD INDUSTRIES's block covers 16,777,216 addresses.
What devices use C0A0C7?
Any network device with a MAC address starting C0:A0:C7 was manufactured by or for FAIRFIELD INDUSTRIES.