Tuesday, December 14, 2010

EC2352 COMPUTER NETWORKS

EC2352 COMPUTER NETWORKS 
L T P C

3 0 0 3

UNIT I PHYSICAL LAYER 9

Data Communications – Networks - Networks models – OSI model – Layers in OSI

model – TCP / IP protocol suite – Addressing – Guided and Unguided Transmission

media

Switching: Circuit switched networks – Data gram Networks – Virtual circuit networks

Cable networks for Data transmission: Dialup modems – DSL – Cable TV – Cable TV for

Data transfer.

UNIT II DATA LINK LAYER 10

Data link control: Framing – Flow and error control –Protocols for Noiseless and Noisy

Channels – HDLC

Multiple access: Random access – Controlled access

Wired LANS : Ethernet – IEEE standards – standard Ethernet – changes in the standard

– Fast Ethernet – Gigabit Ethernet.

Wireless LANS : IEEE 802.11–Bluetooth.

Connecting LANS: Connecting devices - Backbone networks - Virtual LANS

Virtual circuit networks: Architecture and Layers of Frame Relay and ATM.

UNIT III NETWORK LAYER 9

Logical addressing: IPv4, IPv6 addresses

Internet Protocol: Internetworking – IPv4, IPv6 - Address mapping – ARP, RARP,

BOOTP, DHCP, ICMP, IGMP, Delivery - Forwarding - Routing – Unicast, Multicast

routing protocols.

UNIT IV TRANSPORT LAYER 8

Process-to-Process delivery - User Datagram Protocol (UDP) – Transmission Control

Protocol (TCP) – Congestion Control – Quality of services (QoS) – Techniques to

improve QoS.

UNIT V APPLICATION LAYER 9

Domain Name System (DNS) – E-mail – FTP – WWW – HTTP – Multimedia Network

Security: Cryptography – Symmetric key and Public Key algorithms - Digital signature –

Management of Public keys – Communication Security – Authentication Protocols.

TOTAL= 45 PERIODS

TEXT BOOKS

1. Behrouz A. Foruzan, “Data communication and Networking”, Tata McGraw-Hill,

2006: Unit I-IV

2. Andrew S. Tannenbaum, “Computer Networks”, Pearson Education, Fourth Edition,

2003: Unit V

REFERENCES

1. Wayne Tomasi, “Introduction to Data Communication and Networking”, 1/e, Pearson

Education.

2. James .F. Kurouse & W. Rouse, “Computer Networking: A Topdown Approach

Featuring”,3/e, Pearson Education.

3. C.Sivaram Murthy, B.S.Manoj, “Ad hoc Wireless Networks – Architecture and

Protocols”, Second Edition, Pearson Education.

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