SMK corporation

OUI: 7C:31:80

Range: 7C:31:80:00:00:00 - 7C:31:80:FF:FF:FF

Block Size: 16777215 (16.77 M)

Universally administered addresses (UAA) : the address is uniquely assigned by its manufacturer.

Type of transmission: Unicast

Wireshark:

SMK