1 registered blocks
Tsinghua Tongfang Co., LTD MAC Addresses
All OUI prefixes assigned to Tsinghua Tongfang 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
Combined address space1,048,576 addresses
All Tsinghua Tongfang Co., LTD prefixes
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