DCRUST SYLLABUS
CSE305C COMPUTER NETWORKS
CATEGORY : ENGINEERING SCIENCE COURSE
Course Objectives:
- To learn the concepts, vocabulary and techniques currently used in the area of computer networks.
- To understand the concepts of the OSI model and the TCP/IP model.
- To be familiar with wireless networking concepts
- To be familiar with contemporary issues in networking technologies.
Unit I
OSI Reference Model and Network Architecture: Introduction to Computer Networks, Example Networks ARPANET, Internet, Private Networks, and Network Topologies: Bus, Star, Ring, Hybrid, Tree, Complete, Irregular –Topology; Types of Networks: Local Area Networks, Metropolitan Area Networks, Wide Area Networks; layering architecture of networks, OSI model, Functions of each layer, Services and Protocols of each layer.
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Unit II
TCP/IP: Introduction, History of TCP/IP, Layers of TCP/IP, Protocols, Internet Protocol, TransmissionControl Protocol , User Datagram Protocol, IP Addressing, IP address classes, Subnet Addressing, Internet Control Protocols, ARP, RARP, ICMP, Application Layer, Domain Name System, Email – SMTP, POP,IMAP; FTP, NNTP, HTTP, Overview of IP version 6.
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Unit III
Local Area Networks: Introduction to LANs, Features of LANs, Components of LANs, Usage of LANs,LAN Standards, IEEE 802 standards, Channel Access Methods, Aloha, CSMA, CSMA/CD, Token Passing, Ethernet, Layer 2 & 3 switching, Fast Ethernet and Gigabit Ethernet, Token Ring, LAN interconnecting devices: Hubs, Switches, Bridges, Routers, Gateways.
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Unit IV
Wide Area Networks: Introduction of WANs, Routing, Congestion Control, WAN Technologies,Distributed Queue Dual Bus (DQDB), Synchronous Digital Hierarchy (SDH)/ Synchronous Optical Network (SONET), Asynchronous Transfer Mode (ATM), Frame Relay, Wireless Links
Introduction to Network Management: Management, Class of Service, Quality Firewalls, VLANs, Proxy Servers. Remote Monitoring Techniques: Polling, Traps, Performance of Service, Security management, Digital signatures, SSL
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TEXT /REFERENCE BOOKS:
- Computer Networks (3rd edition), Tanenbaum Andrew S., International edition, 1996.
- Data Communications, Computer Networks and Open Systems (4th edition), Halsall Fred, 2000, Addison Wesley, Low Price Edition.
- Business Data Communications, Fitzgerald Jerry, Computer Networks – A System Approach, Larry L. Peterson & Bruce S. Davie, 2nd Edition.
Course Outcomes: After successful completion of the course:-
- Understand the organization of computer networks, factors influencing computer network development and the reasons for having variety of different types of networks.
- Apply knowledge of different techniques of error detection and correction to detect and solve error bit during data transmission.
- Design a network routing for IP networks.
- Demonstrate proper placement of different layers of ISO model and illuminate its function and determine proper usage of the IP address, subnet mask and default gateway in a routed network.