NationalOilw

National Oilwell Varco Instrumentation, Monitoring, and Optimization (NOV IMO) — 1 个 OUI 前缀

1 个 OUI 前缀

OUI 前缀	MAC Range
C4:C1:9F	C4:C1:9F:00:00:00 ~ C4:C1:9F:FF:FF:FF