What this means
The IEEE assigned the MA-L block 0020F0 to UNIVERSAL MICROELECTRONICS CO.. 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 00:20:F0, it is UNIVERSAL MICROELECTRONICS CO. hardware.
Frequently Asked Questions
Who owns MAC prefix 0020F0?
0020F0 is registered to UNIVERSAL MICROELECTRONICS CO. 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. UNIVERSAL MICROELECTRONICS CO.'s block covers 16,777,216 addresses.
What devices use 0020F0?
Any network device with a MAC address starting 00:20:F0 was manufactured by or for UNIVERSAL MICROELECTRONICS CO..