What this means
The IEEE assigned the MA-L block 24C1BD to CRRC DALIAN R&D CO.,LTD.. 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 24:C1:BD, it is CRRC DALIAN R&D CO.,LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix 24C1BD?
24C1BD is registered to CRRC DALIAN R&D CO.,LTD. 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. CRRC DALIAN R&D CO.,LTD.'s block covers 16,777,216 addresses.
What devices use 24C1BD?
Any network device with a MAC address starting 24:C1:BD was manufactured by or for CRRC DALIAN R&D CO.,LTD..