EC9353 COMMUNICATION NETWORKS L T P C
3 0 0 3
UNIT I NETWORK FUNDAMENTALS AND PHYSICAL LAYER 9
Introduction to Networks, definition of layers, services, interface and protocols. OSI
reference model- layers and duties. TCP/IP reference model – layers and duties.
Physical layer- general description, characteristics, signaling media types, topologies,
examples physical layer (RS232C, ISDN, ATM,SONET)
UNIT II DATA LINK LAYER AND NETWORK INTERCONNECTION 9
Logical link control Functions:- Framming, Flow control , Error control: CRC, LLC
protocols:- HDLC, P to P. Medium access layer:- Random access, Controlled access,
Channelization, IEEE standards:- 802.3, 802.4 and 802.5. Internetworking,
Interconnection issues, Interconnection devices:- Repeaters, Hubs, Routers/switches
and Gateways.
UNITIII MESSAGE ROUTING TECHNOLOGIES 9
Circuit switching, packet switching, message switching. Internet protocols; IPV4,
IPV6, ARP, RARP, ICMP, IGMP, VPN. Network Routing Algorithms: - Distance
vector routing, OSPF, Dijikstra’s , Bellaman Ford, Congestion control algorithms.
UNIT IV END-END PROTOCOLS AND SECURITY 9
Process-process delivery:- TCP, UDP and SCTP. Application protocols:
WWW,HTTP,FTP and TELNET, Network management protocol: SNMP, Network
security.
UNIT V DIGITAL SWITCHING 9
Switching functions, Space Division Switch, Time Division Switch, STS switching,
TST switching, No 4 ESS Toll switch, digital cross connect systems.
TOTAL: 45 PERIODS
TEXT BOOKS
1. Behrouz.A. Forouzan, Data Communication And Networking, 4th Edition, Tata McGraw Hill, 2007.
2. John C. Bellamy, Digital Telephony, 3rd Edition, John Wiley 2006.
REFERENCES
1. Stallings.W., Data And Computer Communication, 4th Edition, Prentice Hall of India, 1996
2. Tanenboum, A.S, Computer Netwotks, 3rd
Edition , Prentice Hall Of India, 1996
3. Keshav.S. An Engineering Approach To Computer Networking, Addision –
Wesley,1999.
4. J.E.Flood, Telecommunication Switching, Traffic and networks, Ist edition,
Pearson Education, 2006
3 0 0 3
UNIT I NETWORK FUNDAMENTALS AND PHYSICAL LAYER 9
Introduction to Networks, definition of layers, services, interface and protocols. OSI
reference model- layers and duties. TCP/IP reference model – layers and duties.
Physical layer- general description, characteristics, signaling media types, topologies,
examples physical layer (RS232C, ISDN, ATM,SONET)
UNIT II DATA LINK LAYER AND NETWORK INTERCONNECTION 9
Logical link control Functions:- Framming, Flow control , Error control: CRC, LLC
protocols:- HDLC, P to P. Medium access layer:- Random access, Controlled access,
Channelization, IEEE standards:- 802.3, 802.4 and 802.5. Internetworking,
Interconnection issues, Interconnection devices:- Repeaters, Hubs, Routers/switches
and Gateways.
UNITIII MESSAGE ROUTING TECHNOLOGIES 9
Circuit switching, packet switching, message switching. Internet protocols; IPV4,
IPV6, ARP, RARP, ICMP, IGMP, VPN. Network Routing Algorithms: - Distance
vector routing, OSPF, Dijikstra’s , Bellaman Ford, Congestion control algorithms.
UNIT IV END-END PROTOCOLS AND SECURITY 9
Process-process delivery:- TCP, UDP and SCTP. Application protocols:
WWW,HTTP,FTP and TELNET, Network management protocol: SNMP, Network
security.
UNIT V DIGITAL SWITCHING 9
Switching functions, Space Division Switch, Time Division Switch, STS switching,
TST switching, No 4 ESS Toll switch, digital cross connect systems.
TOTAL: 45 PERIODS
TEXT BOOKS
1. Behrouz.A. Forouzan, Data Communication And Networking, 4th Edition, Tata McGraw Hill, 2007.
2. John C. Bellamy, Digital Telephony, 3rd Edition, John Wiley 2006.
REFERENCES
1. Stallings.W., Data And Computer Communication, 4th Edition, Prentice Hall of India, 1996
2. Tanenboum, A.S, Computer Netwotks, 3rd
Edition , Prentice Hall Of India, 1996
3. Keshav.S. An Engineering Approach To Computer Networking, Addision –
Wesley,1999.
4. J.E.Flood, Telecommunication Switching, Traffic and networks, Ist edition,
Pearson Education, 2006
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