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Syllabus
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Semester

Subject

Bachelors Level/Second Year/Fourth Semester/Science bit/fourth semester/network and data communications/syllabus

Bachelors In Information Technology

Institute of Science and Technology, TU

Nature of the course: (Theory+Lab)

F.M: 60+20+20 P.M: 24+8+8

Credit Hrs: 3Hrs

Network and Data Communications [BIT254]
Course Objective
i.
The main objective of this course to introduce analog and digital signals with their conversion and transmission; Protocols: OSI, TCP/IP; Medium of transmission; Multiplexing Techniques; Switching Techniques; Error Detection and Correction; Data Link Control; Routing Algorithms; Transport Protocols; Congestion Control; Domain Name System, Electronic Mail, File Transfer.
Course Description

The course covers fundamental concepts about Data communication, Data Transmission and Computer Network with their functionalities at Physical, Data, Network, Transport and Application Layer respectively.

S1:Fundamental of Data Communication[6]
1
Components, Data Representation, Data Flow, Distributed Processing, Network Criteria, Physical Structures, Network Models, Categories of Networks; Basic Concepts about Bridge, Hub, Swtich, Router, NIC, MAC-address, Gateway; The Internet, Protocols and Standards, OSI, TCP/IP; Addressing.
S2:Physical Layer and Media[12]
1
Analog and Digital; Periodic Analog Signals, Digital Signals; Basic Concepts about Noise, Distortion, Attenuation, Nyquist Bit Rat, Shannon Capacity, Bandwidth, Throughput, Latency; Conversion: Analog to Analog, Digital to Digital, Analog to Digital , Digital to Analog; Transmission modes; Multiplexing: Time Division Multiplexing, Frequency Division Multiplexing, Wavelength Division Multiplexing; Guided Media, Unguided Media; Switching: Circuit Switching and Packet Switching.
S3:Data link layer[8]
1
Functionality of Data link Layer; Error detection and Correction: Introduction, Block Coding, Linear Block Codes, Cyclic codes, Checksum; Data Link Control: Framing, Flow and Error Control, Protocols, Noiseless Channels, Noisy Channels; Multiple Access: Random Access. ALOHA, Controlled Access; Basic concepts about Cellular telephony and Satellite network.
S4:Network layer[8]
1
Functionality of Network Layer; Internetworking; IPv4, IPv6; Directing; Forwarding; Routing: Static vs. Dynamic Routing; Routing Algorithms: Shortest-path, Flooding, Flow-based, Distance-vector, Link-state; Congestion control and prevention: Leaky-bucket algorithm, Token-bucket algorithm; Network layer protocols: IP, NAT, ICMP, IGMP, RIP, ARP, RARP, OSPF, IGRP, EIGRP, BGP.
S5:Transport layer[6]
1
Functionality of Transport layer; Client Server Paradigm, Multiplexing and De-multiplexing, Connectionless vs. Connection Oriented Service, Reliable vs. Unreliable; Basic Overview of TCP and UDP; Congestion Control and Quality of Service: Network Performance; Congestion Control: Open-loop and Closed loop.
S6:Application layer[5]
1
Functionality of Application Layer; Domain Name System: Namespace, Domain Name Space, Distribution of Name Space, DNS in the Internet: Generic Domains, Country Domains, Inverse Domain, Resolution: Resolver, Mapping Names to Addresses, Address to Names, Recursive Resolution, Caching; Electronic mail: SMTP, POP, IMAP; File transfer: FTP, Telnet; Dynamic host configuration protocol (DHCP), HTTP, WWW, SNMP.
References
1.
Behrouz A. Forouzan; “Data Communications and Networking”, 4th Edition, McGraw Hill.
2.
William Stallings; “Data And Computer Communications”, 8th Edition Prentice Hall of India, New Delhi.
3.
A.S. Tanenbaum; “Computer Network”, 4th Edition, Pearson Education International.
Labrotary Work
Students should be able to configure network hardware and software; should be able to design and set up networks by using simulators and devices.