What this means
The IEEE assigned the MA-L block 000407 to Topcon Positioning Systems, 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 00:04:07, it is Topcon Positioning Systems, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 000407?
000407 is registered to Topcon Positioning Systems, 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. Topcon Positioning Systems, Inc.'s block covers 16,777,216 addresses.
What devices use 000407?
Any network device with a MAC address starting 00:04:07 was manufactured by or for Topcon Positioning Systems, Inc..