What this means
The IEEE assigned the MA-L block E03F49 to ASUSTek COMPUTER INC.. 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 E0:3F:49, it is ASUSTek COMPUTER INC. hardware.
Frequently Asked Questions
Who owns MAC prefix E03F49?
E03F49 is registered to ASUSTek COMPUTER INC. 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. ASUSTek COMPUTER INC.'s block covers 16,777,216 addresses.
What devices use E03F49?
Any network device with a MAC address starting E0:3F:49 was manufactured by or for ASUSTek COMPUTER INC..