What this means
The IEEE assigned the MA-L block E84074 to Barrot 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 E8:40:74, it is Barrot Technology Co.,Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix E84074?
E84074 is registered to Barrot 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. Barrot Technology Co.,Ltd.'s block covers 16,777,216 addresses.
What devices use E84074?
Any network device with a MAC address starting E8:40:74 was manufactured by or for Barrot Technology Co.,Ltd..