What this means
The IEEE assigned the MA-M block 3C427EB to Compal Electronics 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 3C:42:7E:B, it is Compal Electronics INC. hardware.
Frequently Asked Questions
Who owns MAC prefix 3C427EB?
3C427EB is registered to Compal Electronics 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. Compal Electronics INC.'s block covers 1,048,576 addresses.
What devices use 3C427EB?
Any network device with a MAC address starting 3C:42:7E:B was manufactured by or for Compal Electronics INC..