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IT-502 · Computer Networks/Official Syllabus

Computer Networks (IT-502) - Official Syllabus

1
Unit 1

Importance of computer networks

  • Importance of computer networks
  • broadcast and point to point networks
  • Local area networks and Wide area networks
  • ISO-OSI reference model
  • TCP/IP model
  • interfaces and services
  • Protocol data unit
  • connection oriented and connectionless services
  • service primitives
  • Binding Protocol Address- ARP & RARP
  • packet format
  • Encapsulation
2
Unit 2

Data-Link layer

  • Data link layer design issues
  • framing
  • flow & error control
  • physical addressing
  • Stop & Wait protocol
  • Go back N ARQ
  • selective repeat ARQ
  • piggybacking and pipelining
  • HDLC LAN Protocol stack-Logical link control and Media Access Control sublayer
  • IEEE 802.2 LLC Frame format
  • MAC layer Protocols- static and dynamic allocation
  • Pure and slotted ALOHA
  • Carrier sense multiple access
  • Persistent and non persistent CSMA
  • IEEE standard 802.3
  • 802.4
  • 802.5
  • FDDI
3
Unit 3

The Network layer

  • logical addressing
  • classful & classless addressing
  • packet delivery & forwarding
  • unicast routing protocols
  • multicast routing protocols
  • Routing algorithm- Least Cost
  • Dijkstra's
  • Bellman-ford
  • Introduction to Internet protocol
  • IPv4 header
  • IPv4 Datagrams
  • Encapsulation
  • Fragmentation and Reassembly
  • IP routing
  • Subnet addressing
  • Subnet mask
  • Super netting- special case of IP addresses
  • Ipv6-Motivation
  • frame format and addressing
  • ICMP: Introduction
  • ICMP Header
  • ICMP message types
4
Unit 4

Transport layer

  • Transport layer- TCP: Introduction
  • Transport services
  • Process to process delivery
  • TCP
  • congestion control algorithms
  • quality of service
  • headers
  • connection establishment and termination
  • timeout of connection establishment
  • maximum segment size
  • port no. and socket addresses
  • TCP timers
  • UDP: Introduction
  • UDP header
  • UDP checksum
  • UDP operations
  • encapsulation & decapsulation
  • queuing
  • SCTP-Services
  • transmission sequence number
  • stream identifier
  • stream sequence number
  • packet format
5
Unit 5

Application layer

  • BOOTP:-operation
  • packet format
  • DHCP:-Address allocation
  • configuration & packet Format
  • DNS: Distribution of name spaces
  • DNS in the internet
  • FTP:-Connection
  • Communication
  • command processing
  • TFTP
  • E-Mail: SMTP
  • POP
  • IMAP
  • SNMP
  • study of internetworking devices and their configuration– switches
  • hubs
  • Bridges
  • routers and Gateways

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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