What this means
The IEEE assigned the MA-L block B456FA to IOPSYS Software Solutions. 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 B4:56:FA, it is IOPSYS Software Solutions hardware.
Frequently Asked Questions
Who owns MAC prefix B456FA?
B456FA is registered to IOPSYS Software Solutions 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. IOPSYS Software Solutions's block covers 16,777,216 addresses.
What devices use B456FA?
Any network device with a MAC address starting B4:56:FA was manufactured by or for IOPSYS Software Solutions.