What this means
The IEEE assigned the MA-L block B8D49D to M Seven System 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 B8:D4:9D, it is M Seven System Ltd. hardware.
Frequently Asked Questions
Who owns MAC prefix B8D49D?
B8D49D is registered to M Seven System 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. M Seven System Ltd.'s block covers 16,777,216 addresses.
What devices use B8D49D?
Any network device with a MAC address starting B8:D4:9D was manufactured by or for M Seven System Ltd..