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IP2
Each layer of the Open Systems Interconnection (OSI) model has one or more protocol data units (PDUs) associated with it; in the case of Layer 2, at which switching is executed, the PDU used is the frame. Do some research on the various frame types available for Layer 2 operations, and discuss, using diagrams, those frame types. Your paper should cover following questions:Which Layer 2 frame is now the commonly accepted standard? What are its constituent components?What function does each of these components implement? As part of this discussion, explain how and why frames can become malformed and what methods for error correction are implemented at Layer 2
Suppose that the receiver computes the UDP checksum for the Internet department received UDP and finds that matches the value transferred to the checksum field.
a small company is using the topology shown below. minimal security measures have been implemented. assume that the
Discuss the security of the network and suggest best practices for securing the business network.
What is the use of reference bandwidth in OSPF and why do we need to change the reference bandwidth when we use 10Gbps connections?
consider an application that transmits data at a steady rate for example the sender generates an n-bit unit of data
Terminal A is sending data to terminal B using a sliding window protocol with the window size equal to 5 and the maximum sequence number equal to 6.
Using Ethernet Network Interface Cards or NICs, diagram simplest connection between two computers which will allow for communications and resource sharing.
Describe the concept of subnetting and concept of subnet masks. Why do we utilize subnetting? How do we know which bits are used to recognize network?
Select a preferred supplier and briefly explain the reasons for your selection - provide the information that you are summarising. Higher marks will be awarded to answers which contain more complete information.
discussing the advantages and disadvantages of deploying a WLAN in an organization. Compare the benefits and risks of three security methods, then identify and justify the best approach for securing a WLAN
Which kind of security drill do you believe is the most typical in an organization? Which type of security drill do you believe is the most effective? Why?
Identify any of the "measures that may be used for intrusion detection" (things/events that IDS look for) AND discuss how monitoring this measure might lead to a "false alarm" by your IDS.
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