What this means
The IEEE assigned the MA-M block 7CBACCD to SIGMA-ELEKTRO 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 7C:BA:CC:D, it is SIGMA-ELEKTRO GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 7CBACCD?
7CBACCD is registered to SIGMA-ELEKTRO 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. SIGMA-ELEKTRO GmbH's block covers 1,048,576 addresses.
What devices use 7CBACCD?
Any network device with a MAC address starting 7C:BA:CC:D was manufactured by or for SIGMA-ELEKTRO GmbH.