3 registered blocks

Communication Machinery Corporation MAC Addresses

All OUI prefixes assigned to Communication Machinery Corporation by the IEEE. Any device MAC beginning with one of these belongs to this vendor.

MA-L (24-bit, large block)3 blocks
Combined address space50,331,648 addresses

All Communication Machinery Corporation prefixes

000B16MA-L 00CF1CMA-L 02CF1CMA-L

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