Vendor name: Wesung TNC Co., Ltd.

MAC Prefix: 00:21:71

MAC Range: 00:21:71:00:00:00 - 00:21:71:FF:FF:FF

Type: MA-L

Address: 102-1409, Bucheon Chunui Technopark 1st,
　　　　　Bucheon-City, Gyeongggi-Do 420-857
　　　　　 KR