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Problem
You were just hired as a network engineer for a medium-size firm. You have multiple offices and you and your boss take turns working from each local office. You notice that when your boss works from your office, he uses a computer with a modem to dial into the remote office. You found that to be a very antiquated approach. Explain the following in detail:
• What is a cable modem?
• How is data transmitted across from his local computer to the remote location via the cable modem?
o Provide a detailed explanation of what transmission signaling is being used.
• Discuss the transmission signaling that will be leveraged, and state the benefits, in any.
Analyze the significant changes that have taken place over the past decade from a business and a technological perspective.
Discuss some of the problems NATs create for IPsec security. (See [Phifer 2000]). Can we solve these problems by using IPv6? Why deployment of IPv6 has been slow to date. What is needed to accelerate its deployment?
Define the causal order for the transitions of a system with synchronous communication. Define clocks for such systems, and give a distributed algorithm for computing a clock.
Design a wide area network WAN between offices that includes the appropriate math calculations to meet the bandwidth. Describe the general type of LAN connections and hardware that will be used to interconnect the offices.
Is it possible for an application to enjoy reliable data transfer even when the application runs over UDP? If so, please be specific in your answer of how this takes place.
Please discuss some aspect of your personal or professional life that would be enhanced by "better" data control and how you might make the changes
What are the port numbers for the DHCP protocol? List 11 top level domains.
Your draw on a range of sources, and to establish your understanding of the historical context of the question. You carried out the exercise as assigned, or carefully explained the limitations that might have prevented your completing some parts (..
Describe the IP address classes and ranges. Provide examples of internal vs. external address ranges. What configuration changes would you make in a network wireless router to enable a base level of security
Install Gephi on your computer. Write a code that reads the network and calculates the degree and local clustering coefficient of every node.
If each cell is to offer capacity which is 90% of perfect scheduling, determine maximum number of users which can be supported per cell where omnidirectional antennas are utilized at each base station.
Write Research paper on network cost assessment
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