Give two reasons why networks might use an error-correcting code instead of error detection and retransmission.
Answer to relevant QuestionsFrom Fig. 4-35, we see that a Bluetooth device can be in two Pico nets at the same time. Is there any reason why one device cannot be the master in both of them at the same time?One consequence of using a spanning tree to forward frames in an extended LAN is that some bridges may not participate at all in forwarding frames. Identify three such bridges in Fig. 4-44. Is there any reason for keeping ...In Fig. 4-50 the switch in the legacy end domain on the right is a VLAN-aware switch. Would it be possible to use a legacy switch there? If so, how would that work? If not, why not?Give a simple heuristic for finding two paths through a network from a given source to a given destination that can survive the loss of any communication line (assuming two such paths exist). The routers are considered ...In Fig. 5-20, do nodes H or I ever broadcast on the lookup shown starting at A?
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