What this means
The IEEE assigned the MA-L block CC3080 to VAIO Corporation. 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 CC:30:80, it is VAIO Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix CC3080?
CC3080 is registered to VAIO Corporation 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. VAIO Corporation's block covers 16,777,216 addresses.
What devices use CC3080?
Any network device with a MAC address starting CC:30:80 was manufactured by or for VAIO Corporation.