What this means
The IEEE assigned the MA-L block 74978E to Nova Labs. 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 74:97:8E, it is Nova Labs hardware.
Frequently Asked Questions
Who owns MAC prefix 74978E?
74978E is registered to Nova Labs 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. Nova Labs's block covers 16,777,216 addresses.
What devices use 74978E?
Any network device with a MAC address starting 74:97:8E was manufactured by or for Nova Labs.