What this means
The IEEE assigned the MA-L block 0002EF to CCC Network Systems Group Ltd.. 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 00:02:EF, it is CCC Network Systems Group Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 0002EF?
0002EF is registered to CCC Network Systems Group Ltd. 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. CCC Network Systems Group Ltd.'s block covers 16,777,216 addresses.
What devices use 0002EF?
Any network device with a MAC address starting 00:02:EF was manufactured by or for CCC Network Systems Group Ltd..