What this means
The IEEE assigned the MA-L block 301518 to Ubiquitous Communication 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 30:15:18, it is Ubiquitous Communication Co. ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 301518?
301518 is registered to Ubiquitous Communication 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. Ubiquitous Communication Co. ltd.'s block covers 16,777,216 addresses.
What devices use 301518?
Any network device with a MAC address starting 30:15:18 was manufactured by or for Ubiquitous Communication Co. ltd..