What this means
The IEEE assigned the MA-L block 00225C to Multimedia & Communication Technology. 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 00:22:5C, it is Multimedia & Communication Technology hardware.
Frequently Asked Questions
Who owns MAC prefix 00225C?
00225C is registered to Multimedia & Communication Technology 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. Multimedia & Communication Technology's block covers 16,777,216 addresses.
What devices use 00225C?
Any network device with a MAC address starting 00:22:5C was manufactured by or for Multimedia & Communication Technology.