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1000BASE-SX and LX Network Guideline
1000BASE-SX
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1000BASE-LX
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Network Planning
Using a switch, such as a
Each port on a switch connects to a separate network with its own collision domain. Separating networks with these switches allows you to expand
These switches also filter incoming traffic. On standard hubs and repeaters, any data received on a port is forwarded to all of the other ports. On switches, data received on one port is forwarded only to the port of the destination device, and if the traffic is local, the data is not forwarded at all. Also, switches can forward multiple data transaction at once.