Topic outline

  • Welcome to Computer Networks


    • Instructor:             Abdullah Al Mamun
      Office:                    Room#505, AB-4, Permanent Campus
      Email:                     mamun.cse@diu.edu.bd 
      Contact Number: 01754481294

      Online class : Click Here

      Class routine: 

      Tuesday:2:30 PM - 4 PM  (Scheduled time 10:00 AM - 11:30 AM but rescheduled to 2:30 PM - 4 PM)

      Thursday: 2:30 PM - 4 PM  (Scheduled time 11:30 AM - 01:00 PM but rescheduled to 2:30 PM - 4 PM)

      Course Rationale

      Computer Networks course provides an introduction to computer networks, with a special focus on Internet architecture and protocols. Topics include layered network architectures, addressing, naming, forwarding, routing, communication reliability, the client-server model, web, and email protocols. Besides the theoretical foundations of real Internet protocols.

      Course Objective

      1. Build an understanding of the fundamental concepts of computer networking.

      2. Familiarize the student with the basic taxonomy and terminology of the computer networking area.

      3. Introduce the student to advanced networking concepts, preparing the student for entry Advanced courses in computer networking.

      4. Allow the student to gain expertise in some specific areas of networking such as the design and maintenance of individual networks.

      Course Outcomes (CO’s)

      CO1

      Able to identify the fundamental technologies for the hardware and software of the internet and their addressing mechanism.

      CO2

      Able to analyze the conceptual and implementation aspects of network applications and its use in most of the application, Transport, and Data link layer protocols for implementing enterprise network.

      CO3

      Able to apply the knowledge of the basic binary system to solve sub-netting problems and can identify and make an evaluation of the underlying principles of routing algorithms and its related protocols being applied to the Internet.

      CO4

      Able to describe the components, services, principle, and protocol provided in a wireless network and can categorize between different wireless architecture.


      Grading Scheme

      Class Test/Quizzes: 15%
      Assignment: 5%
      Presentation (using video/ppt): 8%
      Midterm Exam: 25%
      Final Exam: 40%

      Grading System


    • Google Classroom Code:

  • Course Introduction and Welcome Message

     

     

    • Week 1: Introduction

    • Week 2: Network Layer

      • Topics for discussion

        Lesson 3: Introduction of Computer Networking, Addressing Schemes, Discussion on TCP/IP and OSI layer
        Lesson 4: IP Basics, Concept of Subnetting, and VLSM.

        Expected outcome

        • Able to identify the fundamental technologies for the hardware and software of the internet and their addressing mechanism.
        • Able to analyze the conceptual and implementation aspects of network applications and its use in application layer protocols for implementing enterprise network.
        • Able to apply the knowledge of the basic binary systems to solve sub-netting problems.

        Book Chapter

        Chapter 1, Data Communications, and Networking.
        Chapter 4, Computer Networking- A Top-Down Approach.


        IP Addressing tutorial.


      • Class work Quiz

    • Week 3: Network Layer

      • Topics for discussion

        Lesson 5: Discussion on Subnetting (Breakdown the networks-fixed lengths)
        Lesson 6: VLSM (Breakdown the networks-fixed lengths) concepts, Discussion on Supernetting

        Expected outcome

        • Able to apply the knowledge of the basic binary systems to solve sub-netting problems and can identify and make an evaluation of the underlying principles of routing algorithms and its related protocols being applied to the Internet.

        Book Chapter

        Chapter 4, Computer Networking- A Top-Down Approach.
        Chapter 3, CCNA, Study Guide

      • PDF files for Class Discussion

        1. VLSM
        2. Super-netting

      • Fixed-Length Subnetting URL

        Video Tutorial on Fixed Length Subnetting

      • Assignment-1

        Topic: IP Basics

      • Quiz-1

        Syllabus:

        • IP Basics
        • Basic Subnetmask
        • Basic Subnetting Concept
        • Casting

        Lecture file. click here.

    • Week 4: Network Layer

      • Topics for discussion

        Lesson 7: Network Address Translation, Introducing different kind of Routing techniques (Distance vector, Link state, multicast routing)
        Lesson 8: Implementation of Distance vector, Link state routing techniques

        Expected outcome

        • Able to identify and make an evaluation of the underlying principles of routing algorithms and its related protocols being applied to the Internet.

        Book Chapter

        Chapter 4, Computer Networking- A Top-Down Approach.

      • Lecture Slide for Class Discussion

        Chapter 4 (Part III)

      • Assignment-2

        Topics: Fixed-Length and Variable-Length Sub-netting.

    • Week 5: Network Layer

      • Topics for discussion

        Lesson 9: Forwarding and Addressing.
        Lesson 10: Virtual circuit and Datagram networks, ICMP.

        Expected outcome

        • Able to apply the knowledge of forwarding problems and can identify and make an evaluation of the underlying principles of different protocols being applied to the Internet.

        Book Chapter

        Chapter 4, Computer Networking- A Top-Down Approach.

      • Lecture Slide for Class Discussion

        Chapter 4 (Part III)

      • Quiz-2

        Syllabus:

        • Fixed Length Subnetting
        • Variable Length Subnetting
        • Routing

      • Assignment-3

        Topic: Routing

    • Week 6: Application Layer

      • Topics for discussion

        Lesson 11: Application Layer: HTTP, FTP.
        Lesson 12: Application Layer: SMTP, DNS.

        Expected outcome

        • Able to analyze the conceptual and implementation aspects of network applications and its use in application layer protocols for implementing enterprise network

        Book Chapter

        Chapter 2, Computer Networking- A Top-Down Approach.

      • Lecture Slide for Class Discussion

        Chapter 2

    • Week 7: Midterm Examination


      • Midterm Syllabus

        Cover the first 10 videos(1-10) from the given playlist for mid term. [for outstanding result] 

         or

        At least Cover the first 5 (1-5) and 10th videos from the given playlist for mid term. [for average result]

        https://www.youtube.com/playlist?list=PLEbnTDJUr_IegfoqO4iPnPYQui46QqT0j 

        Contents: 

        Tutorials 1 covers--Introduction to computer network and IP address 

        Tutorials 2 covers--Types of casting (Unicast, Limited and Directed Broadcast) 

        Tutorials 3 covers--Subnets, Subnet Mask, Routing 

        Tutorials 4 covers--VLSM 

        Tutorials 5 covers--Question regarding Subnet Masking 

        Tutorials 6 covers--CIDR(Classless Inter Domain Routing) 

        Tutorials 7 covers--Subnetting in CIDR, VLSM in CIDR 

        Tutorials 8 covers--Problems on subnet mask 

        Tutorials 9 covers--Supernetting or Aggregaition 

        Tutorials 10 covers--Delays in CN 

        Question Pattern:

        MCQ 

        Short Questions 

         Analytical Questions 

         According to the following COs 

        Q1 (5 Marks) for CO1, Q2 (5 marks) for CO2 and Q3 (15 Marks) for CO3. 

        Details of the COs : 

        Course Outcomes (CO’s) 

        CO1 Able to identify the fundamental technologies for the hardware and software of the internet and their addressing mechanism. 

        CO2 Able to analyze the conceptual and implementation aspects of network applications and its use in most of the application, Transport, and Data link layer protocols for implementing enterprise network. 

        CO3 Able to apply the knowledge of the basic binary system to solve sub-netting problems and can identify and make an evaluation of the underlying principles of routing algorithms and its related protocols being applied to the Internet. 


        CO4 Able to describe the components, services, principle, and protocol provided in a wireless network and can categorize between different wireless architecture. 

        Visit the following link for open book mid exam guidelines and answer scripts submission process: https://drive.google.com/drive/folders/1j-hS7-1-nJpjkXiDixniqqNU4-sqVVcJ?usp=sharing 

        Download the answer script from the above link and make your answer script pdf before submitting it. 


        Midterm Assessment Plan

        ** Plagiarism will be checked while you submit your response. You are advised to be honest during the open book exam.
        Total Marks: 25

      • Previous Semester's Midterm Examination Question

        Click here to see the question

    • Week 8: Transport Layer

      • Topics for discussion

        Lesson 13: Relationship between Transport and Network Layers, Connectionless Transport: UDP, Go-Back-N (GBN) protocol, Selective Repeat (SR) protocol.
        Lesson 14: Connection-Oriented Transport: TCP, The TCP Connection.

        Expected outcome

        • Able to analyze the conceptual and implementation aspects of network applications and its use in Transport layer protocols for implementing enterprise network.

        Book Chapter

        Chapter 3, Computer Networking- A Top-Down Approach.


      • Lecture Slide for Class Discussion

        Chapter 3

    • Week 9: Link Layer

      • Topics for discussion

        Lesson 15: Link layer addressing.
        Lesson 16: ARP, VLANs, MPLS.

        Expected outcome

        • Able to analyze the conceptual and implementation aspects of network applications and its use in Link layer protocols for implementing enterprise network.

        Book Chapter

        Chapter 5, Computer Networking- A Top-Down Approach.

      • Lecture Slide for Class Discussion

        Chapter 5

      • Video Lecture URL

        Link Layer Part 1

    • Week 10: Link Layer

      • Topics for discussion

        Lesson 17: A Day in the Life of a Web Page Request.
        Lesson 18: DHCP, UDP, IP, Ethernet, DNS, ARP, Intra-Domain Routing to the DNS Server, Web Client-Server Interaction: TCP

        Expected outcome

        • Able to analyze the conceptual and implementation aspects of network applications and its use in Link layer protocols for implementing enterprise network.

        Book Chapter

        Chapter 5, Computer Networking- A Top-Down Approach.

      • Lecture Slide for Class Discussion

        Chapter 5

      • Video Lecture URL

        Link Layer Part 2

    • Week 11: Wireless Network

      • Topics for discussion

        Lesson 19: Wireless Network, 802.11 architecture, and MAC protocol.
        Lesson 20: Cellular network architecture and HTTP.

        Expected outcome

        • Able to describe the components, services, principle, and protocol provided in the wireless networks and can be categorized between different wireless architecture.

        Book Chapter

        Chapter 6, Computer Networking- A Top-Down Approach.


      • Lecture Slide for Class Discussion

        Chapter 6

      • Quiz-3

        Syllabus:

        • Transport Layer
        • Link Layer

    • Week 12: Review of Network Layer

    • Week 13: Preparation for Final Examination

        • Review Exercises
        • Previous Semester's Question Solving
        • Preparation for Final Examination

    • Week 14: Final Examination