What this means
The IEEE assigned the MA-L block E0F5CA to CHENG UEI PRECISION INDUSTRY 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 E0:F5:CA, it is CHENG UEI PRECISION INDUSTRY CO.,LTD. hardware.
Frequently Asked Questions
Who owns MAC prefix E0F5CA?
E0F5CA is registered to CHENG UEI PRECISION INDUSTRY 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. CHENG UEI PRECISION INDUSTRY CO.,LTD.'s block covers 16,777,216 addresses.
What devices use E0F5CA?
Any network device with a MAC address starting E0:F5:CA was manufactured by or for CHENG UEI PRECISION INDUSTRY CO.,LTD..