What this means
The IEEE assigned the MA-M block 4CBC985 to Gronic Systems GmbH. 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 4C:BC:98:5, it is Gronic Systems GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 4CBC985?
4CBC985 is registered to Gronic Systems GmbH in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Gronic Systems GmbH's block covers 1,048,576 addresses.
What devices use 4CBC985?
Any network device with a MAC address starting 4C:BC:98:5 was manufactured by or for Gronic Systems GmbH.