What this means
The IEEE assigned the MA-L block 0010C3 to CSI-CONTROL SYSTEMS. 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 00:10:C3, it is CSI-CONTROL SYSTEMS hardware.
Frequently Asked Questions
Who owns MAC prefix 0010C3?
0010C3 is registered to CSI-CONTROL SYSTEMS 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. CSI-CONTROL SYSTEMS's block covers 16,777,216 addresses.
What devices use 0010C3?
Any network device with a MAC address starting 00:10:C3 was manufactured by or for CSI-CONTROL SYSTEMS.