FW 07.00.00/HAFM SW 08.06.00 McDATA Products in a SAN Environment Planning Manual (620-000124-500, April 2005)

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Planning Considerations for Fibre Channel Topologies
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Planning Considerations for Fibre Channel Topologies
Figure 3-5 Public Loop Connectivity
Private loop - A private loop is not connected to a switched fabric
and the switch’s embedded FL_Port is inactive. All devices
attached to the loop can only communicate with each other.
Private loop connectivity for a Sphereon 4500 Switch is illustrated
in Figure 3-6.
Figure 3-6 Private Loop Connectivity