1. COMPUTER NETWORKS COMPUTER NETWORKS AIM To understand the basic concepts of data communication, networking and the usage of protocols. OBJECTIVES To study the basic concepts of Data flow, Topologies and Transmission Media. To introduce the ISO/OSI model. To impart the concept of Error Detection and Error Correction. To initiate the students about Network Concepts. To enrich the students with the Security techniques in Networks.

2. COMPUTER NETWORKS SYLLABUS UNIT I DATA COMMUNICATIONS8 Components – Direction of data flow – Networks – Components and categories –Types of connections – Topologies – Protocols and standards – ISO / OSI model – Transmission media – Coaxial cable – Fiber optics – Line coding – Modems – RS232 interfacing sequences.

3. COMPUTER NETWORKS SYLLABUS COMPUTER NETWORKS SYLLABUS UNIT II DATA LINK LAYER 10 Error – Detection and correction – Parity – LRC - CRC – Hamming code – Flow control and error control – Stop and wait – Go back-N ARQ – Selective repeat ARQ – Sliding window – HDLC – LAN – Ethernet IEEE 802.3 – IEEE 802.4 – IEEE 802.5 – IEEE 802.11 – FDDI – SONET – Bridges.

4. COMPUTER NETWORKS SYLLABUS COMPUTER NETWORKS SYLLABUS UNIT III NETWORK LAYER 10 Internetworks – Packet switching and datagram approach – IP addressing methods –Subnetting – Routing – Distance vector routing – Link state routing – Routers. UNIT IV TRANSPORT LAYER 9 Duties of transport layer – Multiplexing – Demultiplexing – Sockets – User Datagram Protocol (UDP) – Transmission Control Protocol (TCP) – Congestion control –Quality of Services (QOS) – Integrated services.

5. COMPUTER NETWORKS SYLLABUS COMPUTER NETWORKS SYLLABUS UNIT V APPLICATION LAYER 8 Domain Name Space (DNS) – SMTP – FTP – HTTP – WWW – Security –Cryptography

6. COMPUTER NETWORKS COMPUTER NETWORKS TEXT BOOKS 1. Behrouz A. Forouzan, “Data communication and Networking”, Tata McGraw Hill, 2004. 2.James F. Kurose and Keith W. Ross, “Computer Networking: A Top - Down Approach Featuring the Internet”, Pearson Education, 2003. REFERENCES 1. Larry L. Peterson and Peter S. Davie, “Computer Networks”, 2nd Edition, Harcourt Asia Pvt. Ltd.,1996. 2.Andrew S. Tanenbaum, “Computer Networks”, 4th Edition, Prentice Hall of India, 2003. 3.William Stallings, “Data and Computer Communication”, 6th Edition, Pearson Education, 2000. 4. Peterson, “Computer Networks: A System Approach”,4th Edition, Elsevier India Private Limited, 2007.

7.  http://en.wikipedia.org/wiki/Computer_networking  http://google.com  http://williamstallings.com  http://highered.mcgraw- hill.com/sites/0072515848/information_center_view0 /  http://en.wikipedia.org/wiki/Computer_networking  http://google.com  http://williamstallings.com  http://highered.mcgraw- hill.com/sites/0072515848/information_center_view0 /

9. COMPUTER NETWORKS lesson plan

14. TEACHING PLAN

15. UN IT -I DATA COMMUNICATIONS Computer Networks teaching plan Components, direction of flow Topologies Transmission Media ISO/OSI Model

16. Five Components Of Data Communication

17. Direction of Data Flow Direction of Data Flow

18. Categories of Topology Categories of Topology

19. OSI Model OSI Model

20. UNIT -II DATA LINK LAYER Computer Networks teaching plan Error Detection and Correction Ethernet Token Bus, Token Ring FDDI

21. Error Detection Methods Error Detection Methods

22. Ethernet Ethernet

23. IEEE 802.4, IEEE 802.5 IEEE 802.4, IEEE 802.5

24. Fiber Distributed Data Interface

25. UNIT -III NETWORK LAYER Computer Networks teaching plan Packet Switching Sub netting Routing Algorithms

26. Packet switching Packet switching

27. Datagram Approach

28. Finding the class in binary notation Finding the class in binary notation

30. UNIT -IV TRANSPORT LAYER Computer Networks teaching plan Packet Switching Sub netting Routing Algorithms

31. 31 Routing Algorithms

36. LEAKY BUCKET

37. UNIT -V Computer Networks teaching plan Domain Name Service SMTP, FTP Security

38. Domain Name Space

40. File Transfer Protocol

41. SECURITY

42. Computer Networks SEMINAR TOPICS Computer Networks SEMINAR TOPICS Network Topologies ISO/OSI Model Error detection Error correction IEEE 802.4 Token Bus IEEE 802.5 Token Ring IP addressing methods Sub netting Router User Datagram Protocol Transmission Control Protocol Domain name service (DNS) Cryptography

43. Computer Networks ASSIGNMENT TOPICS Computer Networks ASSIGNMENT TOPICS 1. Hamming Code 2. Routing Algorithms 3. Congestion Control 4. Cryptography