What this means
The IEEE assigned the MA-L block C83DD4 to CyberTAN Technology Inc.. 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 C8:3D:D4, it is CyberTAN Technology Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix C83DD4?
C83DD4 is registered to CyberTAN Technology Inc. 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. CyberTAN Technology Inc.'s block covers 16,777,216 addresses.
What devices use C83DD4?
Any network device with a MAC address starting C8:3D:D4 was manufactured by or for CyberTAN Technology Inc..