What this means
The IEEE assigned the MA-L block 949D57 to Panasonic do Brasil Limitada. 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 94:9D:57, it is Panasonic do Brasil Limitada hardware.
Frequently Asked Questions
Who owns MAC prefix 949D57?
949D57 is registered to Panasonic do Brasil Limitada 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. Panasonic do Brasil Limitada's block covers 16,777,216 addresses.
What devices use 949D57?
Any network device with a MAC address starting 94:9D:57 was manufactured by or for Panasonic do Brasil Limitada.