H3C S5130S-EI series Installation Manual page 37

Figure 37 Connecting the switches in one rack
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Figure 38 IRF fabric topology
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Connecting the IRF member switches in a ToR solution
You can install IRF member switches in different racks side by side to deploy a top of rack (ToR)
solution.
Figure 39 shows an example for connecting four top of rack IRF member switches by using SFP
transceiver modules and optical fibers. The topology is the same as
Figure 39 ToR cabling
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Figure 38.