HunanGreatwa

Hunan Greatwall Computer System Co., Ltd. — 2 OUI prefix(es)

2 OUI prefix(es)

OUI Prefix	MAC Range
50:58:B0	50:58:B0:00:00:00 ~ 50:58:B0:FF:FF:FF
10:81:B4	10:81:B4:00:00:00 ~ 10:81:B4:FF:FF:FF