Simplified Example Scenarios
Switch Layers Handling Packet in Transit
Figure 6-4 on this page illustrates the actions taken by the layers in a switch when performing packet forwarding from one link to another within the same subnet. The packet's DLID field is used to perform a lookup in the switch's Forwarding Table. The lookup produces the switch output port through which the packet is to be relayed.
Figure 6-4. Basic Switch Operation
Router Layers Handling Packet in Transit
Figure 6-5 on this page illustrates the actions taken by the layers in a router when performing packet forwarding from one subnet to another.
Figure 6-5. Basic Router Operation ...
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