Computer Network Syllabus For Computer Science Branch

Computer Network Syllabus For Computer Science Branch

Computer Network

1. Introduction:
Uses of computer network, Network hardware, Network software, OSI model, TCP/IP model,
Comparison of OSI and TCP/IP model, Example network: The internet, X.25, Frame Relay,
ATM, Ethernet, Wireless LANs: 802.11.

2. The Physical layer:
Bandwidth, Maximum data rate of a signal, Guided and unguided transmission media.

3. The Data Link Layer :
Design Issues: Framing, error control, flow control, error detection and correction, Elementary
data link protocols: Simplex, stop and wait, Sliding window protocol, HDLC.

4. The Medium Access Control Sublayer:
The channel allocation problem, Multiple access protocols: ALOHA, CSMA, Collision free
protocols, Limited contention protocols, Wavelength division multiple access protocols,
Wireless LAN protocols, Ethernet: Traditional Ethernet, Switched Ethernet, Fast Ethernet,
Gigabit Ethernet, IEEE 802.2: LLC Data link layer switching: Bridges, Local internetworking,
Spanning tree bridges, Remote Bridge, Repeaters, Hub, Switches, Routers, Gateway, Virtual

5. The Network Layer:
Design Issues: Store and forward packet switching, Service provided to transport layer,
Implementation of connection oriented and connection less service, Comparison of virtual
circuit and datagram subnets, Routing algorithms, The Optimality principle, Shortest path
routing, Flooding, Distance vector routing, Link state routing hierarchical routing, Broadcast
routing, Multicast routing, Routing for mobile host, Routing in ad-hoc network, Congestion
control algorithms, Principles, Prevention policies, Congestion control in virtual circuit
subnets, Congestion control in datagram subnets, Load shedding, Jitter control quality of
service requirements, Techniques for achieving good quality of service, Internetworking: How
network can be connected, Concatenated virtual circuit, Connectionless internetworking,
Tunneling, Internetwork routing and fragmentation, The network layer in the internet: The IP
protocol, IP addresses, Internet control protocol, OSPF, BGP, Internet multicasting, Mobile IP,

6. The Transport Layer:
The transport service: Services provided to the upper layers, Transport service primitives,
Socket, Elements of transport protocols Addressing, Connection establishment, Connection
release, Flow control, Multiplexing, Crash recovery, The transport protocol: UDP, TCP.

7. The Application Layer:
DNS: The DNS name space, Resource records, Name servers, Electronic mail: Architecture
and services, The user agent, Message formats, Message transfer, Final delivery, World
Wide Web: Architectural overview, HTTP.

Reference Books:
1. Computer network, Andrew S. Tanenbaum, Pearson.
2. Introduction to Data Communication and Networking, Behrouz Forouzan, TMH.
3. Computer Network, natalia olifer, victor olifer, wiley-india edition.
4. Data and computer communication, WilliamStallings, Pearson.

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