What this means
The IEEE assigned the MA-M block E878293 to Electronic Controlled Systems, Inc.. 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 E8:78:29:3, it is Electronic Controlled Systems, Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix E878293?
E878293 is registered to Electronic Controlled Systems, Inc. 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. Electronic Controlled Systems, Inc.'s block covers 1,048,576 addresses.
What devices use E878293?
Any network device with a MAC address starting E8:78:29:3 was manufactured by or for Electronic Controlled Systems, Inc..