What this means
The IEEE assigned the MA-L block 0007B7 to Samurai Ind. Prods Eletronicos Ltda. 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 00:07:B7, it is Samurai Ind. Prods Eletronicos Ltda hardware.
Frequently Asked Questions
Who owns MAC prefix 0007B7?
0007B7 is registered to Samurai Ind. Prods Eletronicos Ltda 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. Samurai Ind. Prods Eletronicos Ltda's block covers 16,777,216 addresses.
What devices use 0007B7?
Any network device with a MAC address starting 00:07:B7 was manufactured by or for Samurai Ind. Prods Eletronicos Ltda.