What this means
The IEEE assigned the MA-L block 002166 to NovAtel Inc.. 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 00:21:66, it is NovAtel Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 002166?
002166 is registered to NovAtel Inc. 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. NovAtel Inc.'s block covers 16,777,216 addresses.
What devices use 002166?
Any network device with a MAC address starting 00:21:66 was manufactured by or for NovAtel Inc..