
Configuring Line Services
1-2
Figure 1-1. Ethernet LAN, Bus Topology
Physically, an Ethernet LAN using twisted-pair cable comprises a string of star
topologies, in which devices connect to a central concentrator (F
igure 1-2).
Logically, however, the cabling still has a bus topology.
Figure 1-2. Ethernet LAN, Star Topology
Concentrator
Concentrator
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