2 Network Planning

workstations, 100 Mbps full-duplex connections to power users, and 1 Gbps full-duplex connections to servers. In addition, connected IP phones and wireless access points are receiving PoE power from the switch.

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Servers

Workstations

1 Gbps

100 Mbps

Full Duplex

Full Duplex

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Power-over-Ethernet Devices

 

10/100 Mbps

 

Full Duplex

Workstations

10Mbps Full Duplex

Figure 2-1 Collapsed Backbone

Network Aggregation Plan

With 24 parallel bridging ports (i.e., 24 distinct collision domains), a Gigabit switch can collapse a complex network down into a single efficient bridged node, increasing overall bandwidth and throughput.

In the figure below, the 10/100/1000BASE-T ports are providing 1000 Mbps connectivity through cascaded switches. In addition, the switches are also connecting several servers at 1 Gbps.

Server Farm

10/100/1000 Mbps Segments

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Figure 2-2 Network Aggregation Plan

2-2

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SMC Networks SMC8124PL2 manual Network Aggregation Plan, Network Planning