norma je 100m.
(100Base-t IEEE 802.3u)
100Base-T4 Category3 or 4 = 100Metres (4 pair)
100Base-TX Category5 = 100Metres (2 pair)
100Base-FX Multimode fibre = 2Km , single mode 10Km

(100VG IEEE 802.12)
Category 3 , 4 or 5 (4 pair) = 100Metres
Multimode fibre = 2Km

nabuduce citat lepsie specifikacie