What this means
The IEEE assigned the MA-L block 000C81 to Schneider Electric (Australia). 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 00:0C:81, it is Schneider Electric (Australia) hardware.
Frequently Asked Questions
Who owns MAC prefix 000C81?
000C81 is registered to Schneider Electric (Australia) 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. Schneider Electric (Australia)'s block covers 16,777,216 addresses.
What devices use 000C81?
Any network device with a MAC address starting 00:0C:81 was manufactured by or for Schneider Electric (Australia).