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Stored on a flash memory device is a 200-megabyte (MB) message to be transmitted by an e-mail from one server to another, passing three nodes of a connectionless network. This network forces packets to be of size 10KB, excluding a packet header of 40 bytes. Nodes are 400 miles apart, and servers are 50 miles away from their corresponding nodes. All transmission links are of type 100Mb/s. The processing time at each node is 0.2 seconds. (a) Find the propagation delays per packet between a server and a node and between nodes.
(b) Find the total time required to send this message.

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Stored on a flash memory device is a 200-megabyte (MB) message to be transmitted by an e-mail from o...
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