What this means
The IEEE assigned the MA-L block 002174 to AvaLAN Wireless. 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 00:21:74, it is AvaLAN Wireless hardware.
Frequently Asked Questions
Who owns MAC prefix 002174?
002174 is registered to AvaLAN Wireless 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. AvaLAN Wireless's block covers 16,777,216 addresses.
What devices use 002174?
Any network device with a MAC address starting 00:21:74 was manufactured by or for AvaLAN Wireless.