Computer Networks (CN) - Detailed Syllabus

Computer Networks is one of the subjects for Semester 3 of B.Sc.-IT and following is the detailed syllabus for the subject :

Introduction: - History of Network Developments, Network Hardware, NetworkSoftware.
Mode of transmission: - Asynchronous and Synchronous Transmission,Half and Full duplex Transmission, Concept of DTE and DCE, Concept of IntrefacingDTE and DCE.
OSI Reference Model (7 Layers):- Functions of each OSI ModelLayer.
The Physical Layer: - Transmission media, Introduction to various Connections used in Network: - RJ 45, RS -232, etc.
The Data Link Layer: - Stop and Wait Flow Control, Sliding Window Flow Control, Error Detection, Cyclic Redundancy Check, Stop and - Wait ARQ, Selective Reject ARQ, High- leve lData Link Control (HDLC) and its Operation, X.25 Protocol, Token bus and TokenRing. Multiplexing: TDM, TDM link control, Framing, Pulse Stuffing, FDM, Statistical TDM.
Switching Concepts: Circuit Switching, Packet Switching: - DatagramApproach, Virtual Circuit Approach. T
he Network Layer: - Routing: - Characteristics,Performance Criteria, Decision time and place. Routing Strategies:- AlternateRouting, Adaptive Routing, Fixed Routing, Flooding. Congestion Control.
The IP Protocol: - IP Addressing, Subnets, Internet Control Protocols.
The TCP Protocol:- the TCP Segment Header, TCP Connection Management. T
he Application Layer: -DNS, SNMP. Introduction to Equipments used in Networking: - Bridges, Hubs, Switches, and Routers.
Concepts of Network Security:- Encryption , Public Key,Digital Signature, Introduction to Other Technologies:- ATM, Frame Relay, ISDN,VSAT (Very Small Aperture Terminal) communication, Global positioning System (GPS).
Distributed Computing: - Fundamentals, What is Distributed Computing? Evolution ofDCS, DC System Models, Advantages and Disadvantages of DCS, Comparison withCentralized OS.