May 2024
Intermediate to advanced
309 pages
13h 33m
English
Content preview from Data Communications and Computer Networks by Pearson
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Routing and Congestion Control
1. Explain the various design issues of the network layer.
Ans: The network layer provides an end-to-end communication between two hosts. There are mainly
four design issues in the network layer, which are discussed as follows:
Network l ayer i nterface: The network layer can follow two methods, namely, virtual circuit
(connection-oriented network service) and datagram (connectionless network service) for sending
packets from node to node. In the virtual circuit method, first a logical connection is established
between the two communicating users and then the quality of service to be used is
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.