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An organisation has been granted a block of addresses starting with the address 172.154.68.0/22.
a) Create 3 subnets for this organisation with the first subblock of 250 addresses, the second subblock of 60 addresses and the third subblock of 12 addresses.
b) How many addresses are left?
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.
What routing protocol would you suggest for this network? Describe the reasons for your selection; refer to specific features of protocols that influenced your selection.
The company wants to upgrade to a high-performance network and has asked you to suggest considerations needed to alter its infrastructure.
Which of machines A-E is the client and which is the server? In an X-windows environment, a program is running on machine A, displays windows on machine B and a window manager on machine C controls the look and feel of the windows.
presentation to a civic organization on the 'best practices' for home and small business wireless network security. Provide an outline of the contents of that presentation which includes suggestions for best practices for home/SOHO security.
Remote Network Implementation Plan
What kind of network crimes may use P2P networks? Find the most challenging crimes that could be based on P2P networks and write a report on how to do forensic investigations on these crimes.
Consider error-free 256 kbps satellite channel used to send 1024-byte data frames. What is smallest window size that is large enough to optimize the throughput?
Your browser asks your Domain Name System (DNS) name server, M, to find an Internet address for this domain name. Under what conditions is each of the following statements true of the name resolution process?
The telephone communication systems and long distances agreements are managed by a telecommunications department in the headquarters that reports to the vice president of finance. Outline pros and cons of both alternatives.
A draws K=0 and B draws K=2n-1 in exponential backoff protocol. Ignore jam signal and interframe space and suppose that signal propagation speed in medium is 2*108 m/sec. When does station A detects first collision?
Assume a host computer has the following configuration: IP Address: 145.20.110.176 Subnet Mask: 255.255.0.0 Default Gateway: 145.20.1.1 a. What is the Class of this network?
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