100Base-TX and 100Base-T4 are designed to be interoperable at the transceivers using
a media independent interface and compatible (class 1) repeaters at the hub. Maximum
node to hub distances of 100 m and 250 m maximum network diameter are supported.
Maximum hub-to-hub distance of 10 m.
4.2.5 100Base-T2
The 100Base-T2 system was published by the IEEE in 1996 as the IEEE 802.3y standard
but has not been marketed at this stage. It was designed to address the shortcomings of
100Base-T4, making full-duplex 100 Mbps accessible to installations with only two
category 3 cable pairs available. The standard ...
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