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CY-403 · Computer Networks/Official Syllabus

Computer Networks (CY-403) - Official Syllabus

1
Unit 1

Introduction to computer networks & their uses

  • Introduction to computer networks & their uses
  • Different topologies
  • ISO-OSI model: Layered Architecture
  • Peer-to-Peer processes and encapsulation
  • Function and Services of OSI layers
  • The Physical layer: Digital Signals
  • Transmission Impairments and Maximum data rate of a channel
  • Shennons theorem
  • Nyquist theorem
  • Transmission media: Guided and Unguided media
  • Circuit, Packet and Message switching
  • virtual Circuit
  • Introduction to ISDN & its components
2
Unit 2

The data link layer

  • The data link layer: Design issues & function
  • Error detection & correction
  • Forward error correction Versus Retransmission
  • Hamming code & CRC codes
  • Framing: Fixed size and Variable size Frame
  • Bit stuffing and Byte stuffing
  • Data link layer protocols: Simplest, Stop and Wait, Sliding window protocols
  • PPP
  • SLIP
  • HDLC
  • The medium access sublayer: Static and Dynamic Channel Allocation
  • Protocols: ALOHA Protocol
  • CSMA (CSMA/CD, CSMA/CA)
  • Collision Free Protocol- Bit Map
3
Unit 3

IEEE 802 standards for LANs

  • IEEE 802 standards for LANs (IEEE 802.3, IEEE 802.4, IEEE 802.5)
  • LAN Devices: HUB, Switches- Learning, Cut-Through and store and forward switches
  • Bridges: IEEE 802.x to IEEE 802.y, Spanning Tree, Remote Bridge
  • Internetworking Devices: Routers & gateways
  • The network layer: Design issues and functions
  • Internal organization (Virtual Circuit & Datagrams)
4
Unit 4

Routing algorithms

  • Routing algorithms: Shortest path routing
  • Flooding
  • LSR
  • Distance Vector Routing
  • Hierarchical Routing
  • Introduction to TCP/IP Protocol stack: Protocol Architecture
  • Classful IP addressing
  • ARP
  • RARP
  • IP Datagrams with options and its delivery
  • ICMP
5
Unit 5

Subnet, Supernet, CIDR

  • Subnet
  • Supernet
  • CIDR
  • Transport Layer: Congestion control
  • Load Shedding
  • Jitter control
  • addressing and multiplexing
  • Connection establishment and connection release
  • flow control
  • Application layer: Introduction to DNS and Email

Reference Books

  • Computer Networks — Tanenbaum — PHI Learning
  • Data Communication & Networks — Fourouzan — TMH
  • TCP/IP-Protocol suite — Forouzan — TMH — 3rd edition
  • Computer Networks and Internets — D.E.Comer — Pearson
  • TCP/IP Illustrated Volume I — W. Richard Stevens — Addison Wesley
  • Internetworking with TCP/IP Vol. I, II & III — Comer — PHI Learning
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