06CS55 Computer Networks I syllabus for IS


Part A
Unit-1 INTRODUCTION 6 hours

Data Communications; Networks; the Internet; Protocols and Standards; Layered tasks; The OSI Model and the layers in the OSI model; TCP / IP Protocol Suite.

Unit-2 DATA, SIGNALS, AND DIGITAL TRANSMISSION 8 hours

Analog and digital signals; Transmission impairment; Data rate limits; Performance; Digital-to-Digital conversion; Analog-to-Digital conversion; Transmission modes.

Unit-3 ANALOG TRANSMISSION AND MULTIPLEXING 6 hours

Digital - to - Analog conversion; Analog - to - Analog conversion; Multiplexing; Spread spectrum.

Unit-4 TRANSMISSION MEDIA, ERROR DETECTION AND CORRECTION 6 hours

Twisted pair cable, Coaxial cable, Fiber-Optic cable, Radio waves, Microwaves, Infrared. Introduction to error detection / correction; Block coding; linear block codes; Cyclic codes, Checksum.

Part B
Unit-5 DATA LINK CONTROL 7 hours

Framing; Flow and Error control; Protocols; Noiseless channels; Noisy channels; HDLC; Point-to-point Protocol - framing, transition phases.

Unit-6 MULTIPLE ACCESS, ETHERNET 7 hours

Random Access; Controlled Access; Channelization. Ethernet: IEEE standards; Standard Ethernet and changes in the standard; Fast Ethernet; Gigabit Ethernet.

Unit-7 WIRELESS LANS AND CONNECTION OF LANS 6 hours

IEE 802.11; Bluetooth. Connecting devices; Backbone Networks; Virtual LANs.

Unit-8 OTHER TECHNOLOGIES 6 hours

Cellular telephony; SONET / SDH: Architecture, Layers, Frames; STS multiplexing. ATM: Design goals, problems, architecture, switching, layers.

Last Updated: Tuesday, January 24, 2023