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For a 1-Gbps network operating over 5000 km, delay is limiting factor, not bandwidth. Consider the MAN with average source and destination 20 km apart. At what data rate does round-trip delay due to speed of light equal transmission delay for 1-KB packet? Suppose speed of light in fibre to be 2/3 speed of light in vacuum.
Describe the network you would recommend and how it would be con?gured with the goal of building a new network that will support the company's needs for the next 3 years with few additional investments.
Research three web browsers. For each browser, try to use it to at least access, if not actively work with, each of the following type of common web sites.
How would you control the process by which IP addresses are assigned to individual computers? You will have to make some assumptions to answer both questions, so be sure to state your assumptions."
Explain two layers: LLC & MAC, and how are they different from what is available in TCP/IP protocol? Why do we require these two extra layers for LAN?
Design an algorithm that, under the standard set of assumptions (bidirectional links, total reliability, connectivity), determines maximum value in the ring assuming that there is a unique initiator.
Determine the purpose of the key tag in the RRSIG resource record.
Describe why an application developer might choose to run over TCP rather than UDP. Suppose host A is sending host B a large file over a TCP connection. If the acknowledge number for a segment of this connection is y, then the acknowledge number for ..
What would be needed along with precautionary measures, and an overview of how the Internet works for the organization's office administration.
Deduce the expression for link utilization U of a data link which uses sliding-window flow control and returns ACK for every OTHER frame received.
Let's figure out what kind of networking equipment an organization would need to buy. You can make assumptions on size and budget. What do we need to purchase?
Describe the effects of spyware and adware. How has spyware and adware influenced public's confidence in security of the Internet?
You have been asked to design a LAN with operation over a distance of about 100m. Compare and contrast twisted pair cable, coaxial cable, fiber-optics.
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