III-II ITCN Lesson Plan

III B.Tech II Sem Student Hand Book

Department of Information Technology: SVECW 1

SHRI VISHNU ENGINEERING COLLEGE FOR WOMEN::BHIMAVARAM LESSON PLAN

COURSE : III Year B.Tech BRANCH : Information Technology

CLASS : III/II Sem YEAR : 2015-2016

SUBJECT : COMPUTER NETWORKS

Syllabus

UNIT - I: Introduction: Data Communication, components, data representation, data flow; Networks: distributed processing, network criteria, physical structures, network models, categories of network, inter connection of networks; The Internet: brief history, internet today, Protocols &standard layers: protocols, standards, standard organization, internet standards, Layered Tasks: sender, receiver, carrier, hierarchy. The OSI models: layered architecture, peer to peer process, encapsulation, Layers in OSI model: physical layer, data link layer, Network layer, transport layer, session layer , presentation layer , application layer , TCP/IP protocol suite: physical and data link layers, network layer, transport layer, application layer, Addressing: physical address, logical address, port address, specific address. UNIT-II: Physical layer and overview of PL Switching: Multiplexing: frequency division multiplexing, wave length division multiplexing, synchronous time division multiplexing, statistical time division multiplexing, introduction to switching: Circuit Switched Networks, Datagram Networks, Virtual Circuit Networks. UNIT -III : Framing: fixed size framing, variable size framing, , Flow control, Error control ,Error detections Error correction: block coding, linear block codes, cyclic codes: cyclic redundancy check, hard ware implementation, polynomials, cyclic code analysis, advantages, Checksum: idea, one’s complement internet check sum, services provided to Network Layer, elementary Data link Layer protocols- Unrestricted Simplex protocol, Simplex Stop-and-Wait Protocol, Simplex protocol for Noisy Channel. UNIT-IV: Sliding Window Protocol: One bit, Go back N, Selective Repeat-Stop and wait protocol , data link layer HDLC: configuration and transfer modes, frames, control field, point to point protocol( PPP): framing, transition phase, multiplexing, multi link PPP. UNIT -V: Random Access : ALOHA, career sense multiple access (CSMA), career sense multiple access with collision detection, career sense multiple access with collision avoidance , Controlled Access: Reservation, Polling, Token Passing, Channelization: frequency division multiple access(FDMA),time division multiple access(TDMA), code division multiple access(CDMA). UNIT-VI: IEEE Standards: data link layer, physical layer, Manchester encoding, Standard Ethernet: MAC Sub Layer, physical layer, Fast Ethernet: MAC Sub Layer, physical layer, IEE-802.11: Architecture, MAC sub layer, addressing mechanism , frame structure. UNIT -VII : Blue tooth : Architecture, blue tooth layers, Protocol stack, Frame structure ,cellur Telephony-frequency reuse Transmitting, receiving, roaming, Satellite Networks –GEO,LEO,MEO satellite. Unit-VIII : Data Link Layer Switching-Bridges, Local internet working Spanning tree bridges, remote bridges, switch virtual LANs.



Prerequisites Students should be familiar with the basic concepts of data communication system. Beginners can study the key networking concepts.

Course Objectives

This course is designed to provide the students with a foundation in signal presentation, communication techniques, serial and parallel communication, modems, and other interfacing methods.

The networking technologies for local and wide area networks are also studied in detail This course covers relevant topics including network architecture and protocols. To provide students with a theoretical and practical base in computer networks issues.

Course Outcomes

At the end of the course a student will be able to: Purse his study in advanced networking courses. Apply knowledge of mathematics, probability, and statistics to model analyze some

networking protocols. Design, implement, and analyze simple computer networks. Knowledge of contemporary issues in computer networks. Be familiar with wireless networking concepts. Be familiar with contemporary issues in networking technologies.

Plan

Sl. No.

No. of hours Date Topic(s) Planned

Reference (Books with

page numbers)

Remarks

UNIT – I

1 1 26/8 Data Communication, components, data representation, data flow. T1: 3-6

2 2 27/8

Networks: distributed processing, network criteria, physical structures, network models, categories of network, inter connection of networks

T1: 7-15

3 3 28/8

The Internet: brief history, internet today, Protocols &standard layers: protocols, standards, standard organization, internet standards,

T1: 16-21

4 4 2/9

Layered Tasks: sender, receiver, carrier, hierarchy. The OSI models: layered architecture, peer to peer process, encapsulation

T1: 27-33

5 5 3/9

Layers in OSI model: physical layer, data link layer, Network layer, transport layer, session layer , presentation layer , application layer

T1: 33-42

6 6 4/9 TCP/IP protocol suite: physical and data link layers, network layer, transport layer, application layer

T1: 42-45

7 7 5/9 Addressing: physical address, T1: 45-50



logical address, port address, specific address.

UNIT – II

8 8,9,10 6/9,9/9,

10/9

Multiplexing: frequency division multiplexing, wave length division multiplexing, synchronous time division multiplexing, statistical time division multiplexing

T1: 161-179

9 11,12 11/9,12/9, Introduction to switching: Circuit Switched Networks, Datagram Networks, Virtual Circuit Networks.

T1: 214-227

UNIT – III

10 13,14 16/9,17/9

Framing: fixed size framing, variable size framing, Flow control, Error control

T1: 307-311

11 15,16 18/9,19/9 Error detections Error correction: block coding, linear block codes T1: 267-278

12 17,18 23/9,24/9

Cyclic codes: Cyclic redundancy check, hard ware implementation, polynomials, cyclic code analysis, advantages

T1: 284-297

13 19 25/9 Checksum: idea, one’s complement internet check sum, services provided to Network Layer,

T1: 298,299

14 20,21 26/9,27/9

Elementary Data link Layer protocols: Unrestricted Simplex protocol, Simplex Stop-and-Wait Protocol, Simplex protocol for Noisy Channel.

T2: 200-208

UNIT – IV

15 22,23 7/10,8/10

Sliding Window Protocol: One bit, Go back N, Selective Repeat-Stop and wait protocol , data link layer

T2: 211-223

16 24 9/10 HDLC: configuration and transfer modes, frames, control field

T1: 340-345

17 25,26 10/10,11/10 Point to point protocol (PPP): Framing, transition phase, multiplexing, multi link PPP.

T1: 346-356

UNIT – V

18 27,28 21/10,24/10

Random Access : ALOHA, career sense multiple access (CSMA), career sense multiple access with collision detection, career sense multiple access with collision avoidance

T1: 364-378

19 29 25/10 Controlled Access: Reservation, Polling, Token Passing

T1: 379-382

20 30,31 28/10,29/10

Channelization: frequency division multiple access (FDMA), time division multiple access (TDMA), code division multiple access (CDMA).

T1: 383-389

UNIT – VI 21 32,33 30/10,31/10 IEEE Standards: data link layer, T1: 395-



physical layer, Manchester encoding 397,109,110

22 34,35 1/11,5/11 Standard Ethernet: MAC Sub Layer, physical layer

T1: 397-405

23 36,37 6/11,7/11 , Fast Ethernet: MAC Sub Layer, physical layer

T1: 409-411

24 38,39,40

8/11,11/11, 12/11

IEE-802.11: Architecture, MAC sub layer, addressing mechanism , frame structure.

T1: 421-433 T2: 299

UNIT – VII

25 41,42,43

13/11, 14/11,18/11

Blue tooth : Architecture, blue tooth layers, Protocol stack, Frame structure

T1: 436 T2:

311,313,316

26 44,45 19/11,20/11 cellur Telephony-frequency reuse Transmitting, receiving, roaming

T1: 467-477

27 46,47 21/11,22/11 Satellite Networks –GEO,LEO,MEO satellite. T1: 478-487

UNIT – VIII

28 48,49,50

25/11,26/11,27/11

Data Link Layer Switching-Bridges, T1: 447-454

29 51,52 28/11,29/11 Local internet working Spanning tree bridges T1: 447-454

30 53,54 2/12,3/12, Remote bridges. T1: 456-463 31 55,56 3/12,4/12 switch virtual LANs T1: 456-463 32 57,58 5/12,6/12 Topics beyond the syllabus

Question Bank UNIT-1

1. Discuss the history of networking. 2. What are the problems faced with the early communication. 3. What is meant by computer network? 4. Enumerate the concept of networking 5. Explain the basic network application areas 6. What are the key issues of computer network 7. What are the major components of networking hardware? 8. Explain the merits and demerits of various network topologies. 9. What are the functions of the four layers of TCP/IP model? 10. Distinguish between the OSI model and TCP/IP model. 11. Enumerate on the functions of various addressing techniques.

UNIT-2

12. Differentiate between FDM, WDM, and TDM. 13. List the advantages of packet switching over circuit switching for data transmission.

UNIT-3 14. Explain the three different types of errors that occurs during the transmission and methods of

error correction. 15. Explain different types of redundancy checks. 16. Explain Elementary data link layer protocols. 17. What are different Framing methods.

UNIT-4

18. Explain sliding window protocols. 19. Explain HDLC protocol



UNIT-5

20. Differentiate ALOHA and SLOTTED ALOHA 21. Compare and contrast the functions of Carrier Sense on Multi-Access Networks (CSMA) and

Carrier Sense Multiple Access with Collision Detect (CSMA/CD). 22. Differentiate TDMA, FDMA, and CDMA.

UNIT-6

23. Explain Standard Ethernet and Fast Ethernet 24. Explain the Frame structure of 802.11. 25. Draw the wave forms for 010011110 in each of the following methods:

i)Manchester ii) Different Manchester.

UNIT-7 26. Explain protocol stack of Bluetooth. 27. Discuss the operation of cellular telephony. 28. Describe Satellite Communication.

UNIT-8

29. Explain the functions of four internetworking devices: repeaters, bridges, routers and gateways

30. Explain spanning tree bridges. 31. Explain Switched virtual LAN’s

Text Books T1: Data communications and networking 4th edtion Behrouz A Fourzan, TMH T2: Computer networks 4th editon Andrew S Tanenbaum, Pearson T3: Computer networks, Mayank Dave, CENGAGE Reference Books

1. http://nptel.iitm.ac.in/courses/Webcourse- contents/IIT%20Kharagpur/Computer%20networks/New_index1.html

2. Computer networks, A system Approach, 5th ed, Larry L Peterson and Bruce S Davie, Elsevier

Staff in charge Head of the Department

http://nptel.iitm.ac.in/courses/Webcourse-

Documents

III-II ITCN Lesson Plan