What this means
The IEEE assigned the MA-L block B0973A to E-Fuel Corporation. 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 B0:97:3A, it is E-Fuel Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix B0973A?
B0973A is registered to E-Fuel Corporation 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. E-Fuel Corporation's block covers 16,777,216 addresses.
What devices use B0973A?
Any network device with a MAC address starting B0:97:3A was manufactured by or for E-Fuel Corporation.