What this means
The IEEE assigned the MA-L block 783F15 to EasySYNC 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 78:3F:15, it is EasySYNC Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix 783F15?
783F15 is registered to EasySYNC 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. EasySYNC Ltd.'s block covers 16,777,216 addresses.
What devices use 783F15?
Any network device with a MAC address starting 78:3F:15 was manufactured by or for EasySYNC Ltd..