unit 3 assignment 1 network protocols

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Network Protocols

Using Capella’s library, your text, and the Internet, write an essay that describes the flow of information through the OSI model. Your description should include:

  • An explanation of at least three different network protocols used in the OSI model.
  • The purpose and role of at least three of the network protocols you identify.
  • The importance of the work performed by the network protocols you identify. This may include how well they do with network security (for example, TCP/IP traffic, and port security).

Your paper should:

  • Include a title page, table of contents, introduction, headers, and a reference page.
  • Not exceed three pages, excluding title, table of contents, and reference pages.
  • Use at least two references. The references can come from Capella’s library or the Internet.
  • Be in APA format, including the references and headers.
  • Meet the criteria listed in the Network Protocols Scoring Guide.

Network Protocols Scoring Guide

Due Date: End of Unit 3.
Percentage of Course Grade: 12%.

Network Protocols Scoring Guide Grading Rubric
Criteria Non-performance Basic Proficient Distinguished
Explain the flow of information through the OSI model.
16%
Does not describe the flow of information through the OSI model. Describes the flow of information through the OSI model, but the explanation is not completely cohesive or lacks detail in some areas. Explains with sufficient detail the flow of information through the OSI model, and the explanation is reasonable and appropriate. Explains with excellent detail the flow of information through the OSI model; the explanation is reasonable and appropriate and the analogy is well-thought out.
Explain the role and purpose of each of the OSI Model’s seven layers.
16%
Does not explain the role and purpose of each of the OSI Model’s seven layers. Identifies the role or purpose of each of the OSI Model’s seven layers. Explains the role and purpose of each of the OSI Model’s seven layers. Explains the role and purpose of each of the OSI Model’s seven layers and provides examples of the roles and purposes.
Describe the importance of the work performed by at least three different Application Layer (Layer 7) protocols.
17%
Does not identify any protocols. Identifies fewer than three different Application Layer (Layer 7) protocols in the OSI model Identifies at least three different Application Layer (Layer 7) protocols in the OSI model. Identifies more than three different Application Layer (Layer 7) protocols in the OSI model.
Explain the purpose and role of at least three of the identified network protocols.
17%
Does not explain the purpose and role of at least three of the identified network protocols. Explains the purpose and role of one of the identified network protocols. Explains the purpose and role of at least three of the identified network protocols. Evaluates the purpose and role of at least three of the identified network protocols.
Apply the unit’s assigned hands-on virtual labs concepts and activities.
17%
Does not apply the unit’s assigned hands-on virtual labs concepts and activities. Discusses the unit’s assigned hands-on virtual labs concepts and activities but does not apply them to the activity. Applies the unit’s assigned hands-on virtual labs concepts and activities. Applies the unit’s assigned hands-on virtual labs concepts and activities; application shows strong understanding of the concepts.
Communicate in a manner that is scholarly, professional, and consistent with expectations for members of professional communities.
17%
Does not communicate in a manner that is scholarly, professional, and consistent with expectations for members of professional communities. Communicates in an inconsistently scholarly and professional manner for members of professional communities. Communicates in a manner that is scholarly, professional, and consistent with expectations for members of professional communities. Communicates in a manner that is scholarly, professional, and consistent with expectations for members of professional communities; written communication is free of errors that detract from the overall message.

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