What this means
The IEEE assigned the MA-L block C4DA7D to Ivium Technologies B.V.. 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 C4:DA:7D, it is Ivium Technologies B.V. hardware.
Frequently Asked Questions
Who owns MAC prefix C4DA7D?
C4DA7D is registered to Ivium Technologies B.V. 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. Ivium Technologies B.V.'s block covers 16,777,216 addresses.
What devices use C4DA7D?
Any network device with a MAC address starting C4:DA:7D was manufactured by or for Ivium Technologies B.V..