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(Switched Backbone Networks)
You are the network administrator for a small manufacturing firm that runs Ethernet. You are currently using hubs and repeaters for connectivity but have decided to upgrade to a Layer 2 (L2) switched infrastructure.
a) The CFO has looked at your brief proposal and would like some information on the benefits of migrating to a switched network. What benefits would you list and why?
b) Your company is rapidly growing. The IT manager of the firm wants to know what additional key features one might look in L2 switches that your company might deploy in future as it grows? Identify and explain 3 key featuresand justify how these features will scale to support yourcompany's growth and any future network expansion. (500 words)
Explain what does it mean by "maximum weighting matching on U"? Show with an example. Construct a hypothetical matrix U and perform the Hungarian algorithm steps to show the process. You can take 4 by 4 matrix for example with entries f your own c..
the ciphers in the following problem use this alphabet of 10 digits, 26 letters, and 3 punctuation marks - 39 charactters is all 0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ
Explain what the personnel implications are when setting up a WAN on a global basis. What are some of the barriers involved with global teams?
In Lipner's model consider moving the program from development into production. Write down the starting and ending security and integrity levels of this object.
Where are WLAN technologies going in the future? Research what the next versions of the 802.11 standards are, and provide your educated opinion on how these technologies will be used.
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You are now modeling logic of each elementary process for case-tracking system and have decided to write it is Structured English to communicate effectively with both users and programmers.
Alice and Bob utilize Diffie-Hellman key exchange protocol with common prime modulus p = 11 and common base a = 2. Determine Alice's secret random number xA?
Consider the Stop-and-Wait ARQ. Drawing message sequence diagram illustrating that if network connection between sender and receiver can reorder messages,
the network and has asked you to design the appropriate security to prevent unwanted traffic and to prevent illegal activities from occurring
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