Computer Networks - Syllabus

MC9231 COMPUTER NETWORKS
L T P C
3 0 0 3
UNIT I INTRODUCTION 9
Communication model – Data communications networking – Data transmission concepts and terminology – Transmission media – Data encoding – Data link control.

UNIT II NETWORK FUNDAMENTALS 9
Protocol architecture – Protocols – OSI – TCP/IP – LAN architecture – Topologies – MAC – Ethernet, Fast ethernet, Token ring, FDDI, Wireless LANS – Bridges.

UNIT III NETWORK LAYER 9
Network layer – Switching concepts – Circuit switching networks – Packet switching – Routing – Congestion control – X.25 – Internetworking concepts and X.25 architectural models – IP – Unreliable connectionless delivery – Datagrams – Routing IP datagrams – ICMP.

UNIT IV TRANSPORT LAYER 9
Transport layer – Reliable delivery service – Congestion control – Connection establishment – Flow control – Transmission control protocol – User datagram protocol.

UNIT V APPLICATIONS 9
Applications – Sessions and presentation aspects – DNS, Telnet – rlogin, – FTP –
SMTP – WWW – Security – SNMP.

TOTAL = 45

REFERENCES:
4. Larry L. Peterson & Bruce S. Davie, “Computer Networks – A systems
Approach”, Second Edition, Harcourt Asia / Morgan Kaufmann, 2000.
5. William Stallings, “Data and Computer Communications”, Fifth Edition, PHI,
1997.