[nsp] 100Mb Ethernet Design Rules - Propagation delay

Joe Shen jshen at christmas.9966.org
Fri Jun 4 02:22:16 EDT 2004


>> If it does not apply, what is my design constraint regarding distance

> >in a full duplex configuration?

>>Still the same, 100 meters. The main problem with 100 Mbps Ethernet is
the signal degradation in the TP cable. Full duplex does nothing to fix
this.

Is there any contraint on distance if fiber optic is used between two
100Mbps ethernet port?

e.g.

   Siwtch ----------O/E-------------------------O/E-------- Switch
                 (cable)           (optical fiber)            (cable)


Joe



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