What this means
The IEEE assigned the MA-L block ECA854 to EFOCE Technology 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:A8:54, it is EFOCE Technology Co., Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix ECA854?
ECA854 is registered to EFOCE Technology Co., Ltd. in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. EFOCE Technology Co., Ltd.'s block covers 16,777,216 addresses.
What devices use ECA854?
Any network device with a MAC address starting EC:A8:54 was manufactured by or for EFOCE Technology Co., Ltd..