5-4-3 Rule:

Between any two PC's or stations on the network, there may be

• up to 5 segments in series

• up to 4 repeaters/concentrators

• up to 3 populated segments (coax only)

To see how this rule is applied follow the path between PC's A and B below.

Applying the 5-4-3 Rule in a 10BASE-T Network with a 2-level cascade

 

 

 

 

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Revised:

Source:  Standard Microsystems Corporation