What this means
The IEEE assigned the MA-M block ECA7B15 to CHICONY POWER TECHNOLOGY (DONGGUAN) CO,. LTD.. 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 EC:A7:B1:5, it is CHICONY POWER TECHNOLOGY (DONGGUAN) CO,. LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix ECA7B15?
ECA7B15 is registered to CHICONY POWER TECHNOLOGY (DONGGUAN) CO,. LTD. 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. CHICONY POWER TECHNOLOGY (DONGGUAN) CO,. LTD.'s block covers 1,048,576 addresses.
What devices use ECA7B15?
Any network device with a MAC address starting EC:A7:B1:5 was manufactured by or for CHICONY POWER TECHNOLOGY (DONGGUAN) CO,. LTD..