What this means
The IEEE assigned the MA-L block 000A5B to Power-One as. 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 00:0A:5B, it is Power-One as hardware.
Frequently Asked Questions
Who owns MAC prefix 000A5B?
000A5B is registered to Power-One as 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. Power-One as's block covers 16,777,216 addresses.
What devices use 000A5B?
Any network device with a MAC address starting 00:0A:5B was manufactured by or for Power-One as.