20 registered blocks

3COM MAC Addresses

All OUI prefixes assigned to 3COM by the IEEE. Any device MAC beginning with one of these belongs to this vendor.

000102 000103 00029C 000475 000476 00068C 000A5E 00104B 00105A 0020AF 002654 005004 0050DA 006008 00608C 006097 00A024 00D0D8 02608C 02C08C
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