CS1033 Data Communication and Networks Syllabus

CS 1033 DATA COMMUNICATION AND NETWORKS 3 0 0 100

AIM
To study the details regarding communication of voice and video, networks and its functions, data conversions, controlling of errors, switching information and its devices, internetworking device and different layers of TCP/IP.

OBJECTIVES
i. To study about the physical arrangement of networks, types and modes of networks, data conversions and transmission medium.

ii. To study the detection and correction of errors, link control and link protocols of data link layer.

iii. To study the access method, electrical specification and implementation of
different networks, types of switching.

iv. To study about the standardized data interface and it’s working principle.
v. To study the logic of link mechanisms used in networks and different layers of TCP/IP.

1. DATA COMMUNICATION 9
Introduction: Networks – Protocols and standards – Standards organizations – Line configurations – Topology – Transmission mode – Categories of networks – Inter networks.

OSI model: Functions of the layers.

Encoding and modulating: Digital-to-digital conversion – Analog-to-digital conversion – Digital-to-analog conversion – Analog-to-analog conversion.

Transmission media: Guided media – Unguided media – Transmission impairment – Performance.

2. ERROR CONTROL AND DATA LINK PROTOCOLS 9
Error detection and correction: Types of errors – Detection – Vertical Redundancy Check (VRC) – Longitudinal Redundancy Check (LRC) – Cyclic Redundancy Check (CRC) – Check sum – Error correction.

Data link control: Line discipline – Flow control – Error control.

Data link protocols: Asynchronous protocols – Synchronous protocols – Character oriented protocols – BIT oriented protocols – Link access procedures.

3. NETWORKS AND SWITCHING 9
LAN: Project 802 – Ethernet – Token bus – Token ring – FDDI.

MAN: IEEE 802.6 (DQDB) – SMDS.

Switching: Circuit switching – Packet switching – Message switching.

4. X.25, FRAME RELAY, ATM AND SONET/ SDH 9
X.25: X.25 Layers.

Frame relay: Introduction – Frame relay operation – Frame relay layers – Congestion control – Leaky bucket algorithm – Traffic control.

ATM: Design goals – ATM architecture – ATM layers – ATM applications.

SONET / SDH: Synchronous transport signals – Physical configuration – SONET layers – Applications.

5. NETWORKING DEVICES AND TCP / IP PROTOCOL SUITE 9
Networking and internetworking devices: Repeaters – Bridges – Gateways – Other devices – Routing algorithms – Distance vector routing – Link state routing.

TCP / IP protocol suite: Overview of TCP/IP.

Network layers: Addressing – Subnetting – Other protocols and network layers.

Application layer: Domain Name System (DNS) – Telnet – File Transfer Protocol (FTP) – Trivial File Transfer Protocol (TFTP) – Simple Mail Transfer Protocol (SMTP) – Simple Network Management Protocol (SNMP).

L = 45 Total = 45

TEXT BOOK
1. Behrouz A.Forouzan, ‘Data Communication and Networking’, Second Edition, Tata McGraw Hill, 2000.

REFERENCE BOOKS
1. William Stallings, ‘Data and Computer Communication’, 8th Edition, Pearson Education, 2003 / PHI.

2. Andrew Tannenbaum.S. ‘Computer Networks’, Pearson Education, 4th Edition, 2003 / PHI.
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