What this means
The IEEE assigned the MA-M block E41E0A9 to B METERS 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 E4:1E:0A:9, it is B METERS S.R.L. hardware.
Frequently Asked Questions
Who owns MAC prefix E41E0A9?
E41E0A9 is registered to B METERS 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. B METERS S.R.L.'s block covers 1,048,576 addresses.
What devices use E41E0A9?
Any network device with a MAC address starting E4:1E:0A:9 was manufactured by or for B METERS S.R.L..