What this means
The IEEE assigned the MA-L block 000546 to KDDI Network & Solultions 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 00:05:46, it is KDDI Network & Solultions Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 000546?
000546 is registered to KDDI Network & Solultions 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. KDDI Network & Solultions Inc.'s block covers 16,777,216 addresses.
What devices use 000546?
Any network device with a MAC address starting 00:05:46 was manufactured by or for KDDI Network & Solultions Inc..