100BASE-T is any of several
Fast Ethernet 100Mbps
CSMA/CD standards for
twisted pair cables, including:
100BASE-TX (100 Mbps over two-pair
Cat5 or better cable),
100BASE-T4 (100 Mbps over four-pair Cat3 or better cable, defunct),
100BASE-T2 (100 Mbps over two-pair Cat3 or better cable, also defunct). All are or were standards under
IEEE 802.3.
The vast majority of common implementations or installations of 100BASE-T are done with 100BASE-TX.
Based on material from FOLDOC, used with permission.
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