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QUESTION
a) "Two of the key attributes of an enterprise network is that it have to be multi-platform and multisite."
Decribe what you understand by this statement.
b) A logical network diagram is the deliverable at the end of the Needs Analysis stage in network planning. Illustrate the different phases in this stage.
c) Describe the following in relation to redundancy:i) RAID Level 0+1 ii) Differential backupiii) Level 3 UPS
d) In terms of performance, consider a network with an MTBF of 3000 Hours and MTTR of 2 Hours:
i) Evaluate the percentage availability of the network.ii) Evaluate the percentage reliability of such a network over a one-year period.iii) Determine the average throughput between two hosts given that the RTT for a 32 bytes ICMP request-reply is 1 millisecond and that for a 1500 bytes ICMP request-reply is 6 milliseconds.
Types of IDSs and Detection Methods IDSs operate as network based, host based, or application based systems and focused on protecting network information assets. All the IDSs us
QUESTION: (a) Suppose the graph below, use the Flow Decomposition method to list the cycles and paths produced. (b) Describe how Lower Bounds on Arc Flows are eliminated
Many applications are vulnerable to intrusion attacks and can provide misleading reports about misbehaving nodes. Some of the mechanisms under such a category include the Bayesian
Question: (a) For the bit stream 010011, sketch the waveforms for each of the code indicated. Assume the following: the signal level for the previous bit for NRZI was a 1
Project Name : Computer Adaptive Test Role : Day to Day interaction with Client. Involved in Requirement Gathering, Estimation.Involved with Stellent design and architectur
Question : (a) State whether the following statement is FALSE or TRUE: It is always better to have various access points to the Internet so that if a hacker takes one down you
Question : An aircraft manufacturing company is considering linking the network of one of its offices to the network of its Headquarter using either xDSL or ISDN. i. Compare
Question: (a) Give 2 benefits of using IPsec. (b) IPSec uses two protocol for security: Authentication Header protocol (AH) and the Encapsulated Security Header Protocol (
IP DATAGRAM Various options can be included to IP header, e.g., source route, record route and timestamp. Header with no function has H. LEN field value 5; data starts immedia
The project will be involving a design and a report of which explain the simulation and how it functions. The aim of the project is to help the administrators and staff at the war
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