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Q1) XYZ Corporation employs 40,000 people with their own asssociated IP addresses, and operates over 400 servers, including e-mail (SMTP and POP3), FTP, Web, and DHCP at two locations: one in Muncie, Indiana, the other about 20 miles away in Hartford City. Dual T1 lines, for total aggregate bandwidth of 3,088 Mbps, link the two sites, and each site contains roughly half of the employees and server. Perforce, each site operates on multiple, separate subnets inside a single Class B address that the company owns. Make a case for setting up a single, DNS server at each location, explaining how each might backup the other and what benefits this might provide for XYZ Corporation users. Describe how relative speed of 100BaseT LANs used at each location compares to accessing WAN link between two sites.
You are requested to upgrade bus topology LAN at a friend's house to a star topology LAN. your friend wishes to connect three computers.
You have been asked in order to produce a list of the MAC addresses and the corresponding IP addresses and computer names within your network. Suggest at least two methods in order to complete this task.
Most homeowners select to install a DSL for Internet connection what kind of networking hardware would you suggest?
Suppose there is a Certificate Authority (CA) with well-known public key. Further suppose every user is issued a certificate for his/her public key.
Site networks are connected to form wide area network using frame relay technology. Webservers located at each site provide access to information resources.
Determine the decryption function. What is the decrypted plaintext?
Analyze the advantages and disadvantages of using mobile computing technology to monitor patients.
One-way to solidify the concepts of client/server computing and interprocess communication is to develop the requirements for a computer game which plays "Rock, Paper, Scissors" using these techniques.
Explain to your team the differences between routers and switches. Compare them and list the pros and cons of using each type of hardware.
Explain role of antennas in transmitting radio waves. What kind of antenna is typically used in wireless LAN?
Suppose a future where security countermeasures against DoS attacks are much more widely implemented than at present.
Discuss the role of Technology in improving the relationship building process Do you think that the setting of a PR department may be helpful for the ISP provider? Why?
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