What this means
The IEEE assigned the MA-L block 0018C7 to Real Time Automation. 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 00:18:C7, it is Real Time Automation hardware.
Frequently Asked Questions
Who owns MAC prefix 0018C7?
0018C7 is registered to Real Time Automation 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. Real Time Automation's block covers 16,777,216 addresses.
What devices use 0018C7?
Any network device with a MAC address starting 00:18:C7 was manufactured by or for Real Time Automation.