What this means
The IEEE assigned the MA-L block 4C022E to CMR KOREA CO., 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 4C:02:2E, it is CMR KOREA CO., LTD hardware.
Frequently Asked Questions
Who owns MAC prefix 4C022E?
4C022E is registered to CMR KOREA CO., 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. CMR KOREA CO., LTD's block covers 16,777,216 addresses.
What devices use 4C022E?
Any network device with a MAC address starting 4C:02:2E was manufactured by or for CMR KOREA CO., LTD.