Casa Systems

2 registered MAC prefixes

Frequently asked questions

Which MAC addresses belong to Casa Systems?

Casa Systems has registered 2 address blocks with the IEEE, including D0:DB:B7. Its devices use MAC addresses starting with one of these prefixes.

PrefixLengthBlock type
D0:DB:B7/24MA-L (/24, 16,777,216 addresses)
F0:2E:51/24MA-L (/24, 16,777,216 addresses)