3 registered blocks

Hunan Shengyun Photoelectric Technology Co., LTD MAC Addresses

All OUI prefixes assigned to Hunan Shengyun Photoelectric Technology Co., LTD by the IEEE. Any device MAC beginning with one of these belongs to this vendor.

MA-M (28-bit, medium block)1 block

MA-S (36-bit, small block)2 blocks

Combined address space1,056,768 addresses

All Hunan Shengyun Photoelectric Technology Co., LTD prefixes

70B3D57CAMA-S 7C45F91MA-M 8C1F64029MA-S

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