What this means
The IEEE assigned the MA-L block DCC622 to BUHEUNG SYSTEM. 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 DC:C6:22, it is BUHEUNG SYSTEM hardware.
Frequently Asked Questions
Who owns MAC prefix DCC622?
DCC622 is registered to BUHEUNG SYSTEM 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. BUHEUNG SYSTEM's block covers 16,777,216 addresses.
What devices use DCC622?
Any network device with a MAC address starting DC:C6:22 was manufactured by or for BUHEUNG SYSTEM.