Complete Protocol dictionary, glossary and reference
100BaseT4 or 100Base-T4
100BaseT4, also known as 100Base-T4, is a 100-Mbps baseband Fast Ethernet specification using four pairs of Category 3, 4, or 5UTP wiring. To guarantee proper signal timing and quality, a 100BaseT4 segment cannot exceed 100 meters in length. 100BaseT4 is part of the IEEE 802.3 standard.