What this means
The IEEE assigned the MA-M block 88C9B3A to WEG AUTOMATION EUROPE S.R.L.. 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 88:C9:B3:A, it is WEG AUTOMATION EUROPE S.R.L. hardware.
Frequently Asked Questions
Who owns MAC prefix 88C9B3A?
88C9B3A is registered to WEG AUTOMATION EUROPE S.R.L. 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. WEG AUTOMATION EUROPE S.R.L.'s block covers 1,048,576 addresses.
What devices use 88C9B3A?
Any network device with a MAC address starting 88:C9:B3:A was manufactured by or for WEG AUTOMATION EUROPE S.R.L..