IOE Syllabus of Computer Network and Security (CNS)

Course Objective of Computer Network for BE Computer and Electronics and Communication of IOE affiliated and constituent engineering colleges is to understand the concepts of computer networking, functions of different layers and protocols, and know the idea of IPV6 and security. Notes of various chapters of Computer Network compiled by teachers from IOE can be accessed from posts tagged under Computer Network.

Past questions from Board Exam of IOE is now available on Computer Network Question Collection. The questions from regular and back exams are according to updated new syllabus.

1. Introduction to Computer Network (5 hours)
1.1 Uses of Computer Network
1.2 Networking model client/server, p2p, active network
1.3 Protocols and Standards
1.4 OSI model and TCP/IP model
1.5 Comparison of OSI and TCP/IP model
1.6 Example network: The Internet, X.25, Frame Relay, Ethernet, VoIP, NGN and MPLS, xDSL.


2. Physical Layer (5 hours)
2.1 Network monitoring: delay, latency, throughput
2.2 Transmission media: Twisted pair, Coaxial, Fiber optic, Line-of-site, Satellite
2.3 Multiplexing, Circuit switching, Packet switching, VC Switching, Telecommunication switching system (Networking of Telephone exchanges)
2.4 ISDN: Architecture, Interface, and Signaling

3. Data Link Layer (5 hours)
3.1 Functions of Data link layer
3.2 Framing
3.3 Error Detection and Corrections,
3.4 Flow Control
3.5 Examples of Data Link Protocol, HDLC, PPP
3.6 The Medium Access Sub-layer
3.7 The channel allocation problem
3.8 Multiple Access Protocols
3.9 Ethernet,
3.10 Networks: FDDI, ALOHA, VLAN, CSMA/CD, IEEE 802.3(Ethernet), 802.4(Token Bus), 802.5(Token Ring), and 802.1(Wireless LAN).

Read introduction of Data Link Layer, Error Detection and Correction & Data Link Control and Protocol notes from TutorialPoint. Read difference between ALOHA and CSMA/CD from here.

4. Network Layer (9 hours)
4.1 Internetworking &devices: Repeaters, Hubs, Bridges, Switches, Router, Gateway
4.2 Addressing: Internet address, classful address
4.3 Subnetting
4.4 Routing: techniques, static vs. dynamic routing , routing table for classful address
4.5 Routing Protocols: RIP, OSPF, BGP, Unicast and multicast routing protocols
4.6 Routing algorithms: shortest path algorithm, flooding, distance vector routing, link state routing; Protocols: ARP, RARP, IP, ICMP

Read Network Layer Introduction, Network Addressing, Routing, Internetworking & Network Layer Protocols from TutorialPoint.

5. Transport Layer (5 hours)
5.1 The transport service: Services provided to the upper layers
5.2 Transport protocols: UDP, TCP
5.3 Port and Socket
5.4 Connection establishment, Connection release
5.5 Flow control & buffering
5.6 Multiplexing & de-multiplexing
5.7 Congestion control algorithm: Token Bucket and Leaky BucketTransport Layer

Read from Tutorials Point:

6. Application Layer (5 hours)
6.1 Web: HTTP & HTTPS
6.2 File Transfer: FTP, PuTTY, WinSCP
6.3 Electronic Mail: SMTP, POP3, IMAP
6.4 DNS
6.5 P2PApplications
6.6 Socket Programming
6.7 Application server concept: proxy caching, Web/Mail/DNS server optimization
6.8 Concept of traffic analyzer: MRTG, PRTG, SNMP, Packet tracer, Wireshark.

Notes from Tutorials Point on Application Layer

7. Introduction to IPV6 (4 hours)
7.1 IPv6- Advantages
7.2 Packet formats
7.3 Extension headers
7.4 Transition from IPv4 to IPv6: Dual stack, Tunneling, Header Translation
7.5 Multicasting

8. Network Security (7 hours)
8.1 Properties of secure communication
8.2 Principles of cryptography: Symmetric Key and Public Key
8.3 RSA Algorithm,
8.4 Digital Signatures
8.5 Securing e-mail (PGP)
8.6 Securing TCP connections (SSL)
8.7 Network layer security (IPsec, VPN)
8.8 Securing wireless LANs (WEP)
8.9 Firewalls: Application Gateway and Packet Filtering, and IDS

 

Frame Relay VS ATM

Practical:
1. Network wiring and LAN setup
2. Router Basic Configuration
3. Static and Dynamic Routing
4. Creating VLAN
5. Router access-list configuration
6. Basic Network setup on Linux
7. Setup of Web Server, DNS Server, DHCP Server
8. Virtualizations

References:
1. A.S. Tanenbaum, “Computer Networks”, 3rd Edition, Prentice Hall India, 1997.
2. W. Stallings, “Data and Computer Communication”, Macmillan Press, 1989.
3. Kurose Ross, “Computer Networking: A top down approach”, 2nd Edition, Pearson Education
4. Larry L. Peterson, Bruce S. Davie, “Computer Networks: A Systems Approach”, 3rd Edition, Morgan Kaufmann Publishers

Evaluation Scheme:
The questions will cover all the chapters of the syllabus. The evaluation scheme will be as indicated in the table below.

Chapters

Hour

Marks Distribution*

1

5

8

2

5

8

3

5

8

4

9

16

5

5

8

6

5

8

7

4

8

8

7

16

Total

45

80


*There may be minor deviation in marks distribution

 

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Raju Dawadi
Raju Dawadi
Raju is currently actively involved in DevOps world and is focused on Container based architecture & CI/CD automation along with Linux administration. Want to discuss with him on any cool topics? Feel free to connect on twitter, linkedIn, facebook.

3 Comments

  1. […] The following notes consists of lessons for DNS, DNS Name Space, Electronic Mail, SMTP—The Simple Mail Transfer Protocol, POP3, IMAP, Web, HTTP—The HyperText Transfer Protocol, HTTPS, File Transfer, PuTTY, WinSCP, Socket Programming. The syllabus for Computer Network for BE Computer and Electronics & Communication can be accessed from IOE SYLLABUS – Computer Networks and Security CNS page. […]

  2. prashant says:

    please provide me operating system pdf
    thanks

  3. anu says:

    Could you publish the pdf version of BCT syllabus

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