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