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Assume that a user wants to download from a server a web page that references 3 objects. The base page and each of the objects are of the same size that requires 20 ms transmission time over the path from server to host. The RTT between the host and the server is 50 ms. Assume that the IP address of the server is known to the host (i.e. the host's DNS cache has a valid entry for the server) and that the host uses only a single TCP connection to a particular server at any given time.
a) What is the total time needed to download the page when non-persistent HTTP is used?
b) What is the time needed to download the page when persistent HTTP is used?
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Retransmission of packets The disadvantage of thronging away a correctly received packet is that the subsequent retransmission of the packet might be lost or garbled and
What is the different type of networking / internetworking devices? 1. Repeater: Also known as a regenerator, it is an electronic device that operates only at physical layer.
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What are the main features of TCP connections? Why is it said that TCP provides full-duplex service?
how to install xp via network
Problem 1. Explain the term Switching. Describe the following Switching Mechanisms a) Circuit Switching b) Packet Switching c) Message Switching Defining Switching
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