What this means
The IEEE assigned the MA-L block 447C7F to Innolight Technology Corporation. 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 44:7C:7F, it is Innolight Technology Corporation hardware.
Frequently Asked Questions
Who owns MAC prefix 447C7F?
447C7F is registered to Innolight Technology Corporation 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. Innolight Technology Corporation's block covers 16,777,216 addresses.
What devices use 447C7F?
Any network device with a MAC address starting 44:7C:7F was manufactured by or for Innolight Technology Corporation.