What this means
The IEEE assigned the MA-M block BCDFE13 to System Industrie Electronic 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 BC:DF:E1:3, it is System Industrie Electronic GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix BCDFE13?
BCDFE13 is registered to System Industrie Electronic 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. System Industrie Electronic GmbH's block covers 1,048,576 addresses.
What devices use BCDFE13?
Any network device with a MAC address starting BC:DF:E1:3 was manufactured by or for System Industrie Electronic GmbH.