CN (B-TECH Electronics and Communication Engineering 6th)

Section-A

OSI Reference Model and Network Architecture: Introduction to Computer Networks, Example

networks ARPANET, Internet, Private Networks, 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

Section-B

TCP/IP: Introduction, History of TCP/IP, Layers of TCP/IP, Protocols, Internet Protocol, Transmission

Control 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.

Section-C

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.

Wide Area Networks: Introduction of WANs, Routing, Congestion Control, WAN Technologies,

Distributed Queue Dual Bus (DQDB),

Section-D

Synchronous Digital Hierarchy (SDH)/ Synchronous Optical Network (SONET), Asynchronous Transfer

Mode (ATM), Frame Relay.,Wireless Links.

Introduction to Network Management: Remote Monitoring Techniques: Polling, Traps, Performance

Management, Class of Service, Quality of Service, Security management, Firewalls, VLANs, Proxy

Servers, Introduction to Network Operating Systems: Client-Server infrastructure, Windows NT/2000.