What this means
The IEEE assigned the MA-L block 9CFFC2 to AVI Systems 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 9C:FF:C2, it is AVI Systems GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 9CFFC2?
9CFFC2 is registered to AVI Systems 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. AVI Systems GmbH's block covers 16,777,216 addresses.
What devices use 9CFFC2?
Any network device with a MAC address starting 9C:FF:C2 was manufactured by or for AVI Systems GmbH.