Example of 100BaseT Topology

Figure 4-15 shows examples of 100BaseT topologies with different media.

Figure 4-15 Examples of 100BaseT Topologies with Various Media and Repeaters

One Class I or II UTP Repeater - 200 meters max

100 m UTP

100 m UTP

Two Class II UTP Repeaters - 205 meters max

Two Class II UTP Repeaters - 205 meters max

One Class II UTP/Fiber Repeater - 308 meters max

- t

100 m UTP

208m Fiber

One Class II Fiber Repeater - 320 meters max

One Class II Fiber Repeater - 320 meters max

160m Fiber I 160 m Fiber

Other topologies are possible as long as the round-trip propagation delay does not exceed 5.12 microseconds (512 bit times). When the delay does exceed 5.12 microseconds, the network experiences illegal (late) collisions and CRC errors.

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