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Explain the move of Ethernet from LAN technology to MAN and Wan technology. Explain what has made this possible? Additionally, explain the social significance of this move. Write down at least three factors influencing link-layer designer's choice of whether to use forward error correction (FEC) and how much redundancy to comprise.
You are hired to design an IP addressing scheme for five departments that will give security and access to Internet. Each department requires between 1,500 - 2,000 IP addresses.
Write down the advantages of some of the current technologies including VoIP, Unified Communications, Virtual Private Networks.
Site networks are connected to form wide area network using frame relay technology. Webservers located at each site provide access to information resources.
Write authentication factor which is being used by the authenticating server which responds to login request by generating a random number or code.
Given the need for secure, online business communications, analyze network security threats and vulnerabilities and design network security solutions
In Ricart and agrawala's An optimal algorithm for mutual exclusion in computer networks paper if we are updating the code with taking the priorities.
Write program to accept a bit string and generates the unipolar, NRZ and Manchester encodings for the bit string. You can use any programming language/platform and generate the output in any appropriate manner.
Client wants your friend's shop to log on to its WINS server so they can share resources more directly. With security in mind, what do you tell your friend to do? Why?
Application layer protocols such as HTTP, FTP, SMTP, DNS, and P2P networks. Pick up one protocol that you are familiar with and write a brief overview using your own words.
Prepare a three-column table (one column for each technology) in which you list the advantages and disadvantages of each connection method.
Create a spreadsheet analyzing cost and savings of replacing the LAN with wi-fi network for organization of 450 people.
Coaxial cable is two-wire transmission system, determine the advantage of connecting outer conductor to ground? Explain the two layers: LLC & MAC.
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