What this means
The IEEE assigned the MA-L block FCCF62 to IBM Corp. 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 FC:CF:62, it is IBM Corp hardware.
Frequently Asked Questions
Who owns MAC prefix FCCF62?
FCCF62 is registered to IBM Corp 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. IBM Corp's block covers 16,777,216 addresses.
What devices use FCCF62?
Any network device with a MAC address starting FC:CF:62 was manufactured by or for IBM Corp.