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CSC510COMPUTERNETWORKS L T P C3 0 2 4

Version No. 1.0

Course

Prerequisites: Operating SystemObjectives:

1 To understand the concepts of data communications.2 To study the functions of different layers.3 To introduce IEEE standards employed in computer networking.4 To make the students to get familiarized with different protocols and network

components.

Expected Outcome:

1 To understand the concepts of data communications.2 To study the functions of different layers.3 To introduce IEEE standards employed in computer networking.4 To make the students to get familiarized with different protocols and network

components.

Unit No.I PhysicalLayerIntroduction to Data Communication Networks - Components - Direction of Data flow -

networks - Components and Categories - types of Connections - Topologies - Protocols and

Standards - ISO / OSI model - Transmission Modes- Transmission Media - Guided and

Unguided media-Switching - Circuit switching-Datagram(packet) switching - Virtual circuit

switching - Structure of switch Modems.

Unit No. II DataLinkLayerError detection and correction Types of error- Parity check-Checksum-LRC-CRC Hamming

code Framing-flow Control and Error control Protocol-Simplest -stop and wait stop

and wait ARQ-go back-N ARQ selective repeat ARQ- sliding window HDLC-CSMA-

CSMA/CD-CSMA/CA- LAN - Ethernet IEEE 802.3 - IEEE 802.4 - IEEE 802.5 - IEEE 802.11

FDDI - Bridges.

Unit No.III Network LayerInternetworking-IP addressing methods Internet Protocol (IPv4,IPv6)-Address mapping-

Address Resolution Protocol-Reverse address resolution Protocol- Routing Distance

Vector Routing Link State Routing Multicast routing.

Unit No.IV TransportLayerDuties of transport layer Multiplexing Demultiplexing Sockets User Datagram

Protocol (UDP) Transmission Control Protocol (TCP) Congestion Control Quality of

services (QOS) Integrated Services.

Unit No.V ApplicationLayerDomain Name Space (DNS) TELNET-Email-MIME-SMTP-FTP-HTTP-SNMP- WWW-

Cryptography.

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Proceedings of the 26th Academic Council held on 18.5.2012

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