Introductory Concepts: History, Goals and Applications of Networks, Layered

Network Architecture, Review of ISO-OSI Model, Introduction to TCP/IP 

Model, Data Communication Techniques, Pulse Code Modulation (PCM),

Multiplexing Techniques; Frequency Division, Time Division, Statistical Time 

Division Multiplexing. Physical Layer : Transmission Media: Wires, Cables,

Radio Links, Satellite Link, Fiber Optic, Error Detection and Correction: Single

and Burst Error, Parity Check Codes, Cyclic Redundancy Code & Hamming

Code.


II Data Link Layer Protocols: Stop and Wait Protocols: Noise free and Noisy 

channels, performance and efficiency, Sliding Window Protocols; Go Back n

and Selective Repeat ARQS, performanceand efficiency.


III Medium access sub layer: Channel allocations, LAN protocols, ALOHA 

Protocols Pure ALOHA, slotted ALOHA, Carrier Sense Multiple Access

Protocols, CSMA with Collision Detection, Collision free Protocols, IEEE

standards, FDDI, Data Link Layer elementary data link protocols, error 

handling, High Level Data Link Control, DQDB. HDLC data link protocols, ISDN, 

Channel Structure, Asynchronous Transfer Mode ATM.


IV Network and Transport Layer Protocols: General Principles, Virtual Circuits 

and datagram’s, Windows flow control, Packet Discarding, Traffic Shaping,

Choke RSVP, Network Layer in ATM,Internet working using Bridge, Router and 

Gateways, Routing Algorithms: shortest path routing, Quality of Services, 

Primitives Connection Management: Addressing, Connection Establishment and 

Releases, Flow Control and Buffering, Crash recovery, Element of TCP/IP 

protocol: User Data gram Protocol, (UDP/TCP) Layering. TCP/IP packet, IP 

addresses, IPv6 Transport Layer: Design issues, connection management, TCP 

window Management, User Datagram Protocol, Transmission Control

Protocol.

Application Layer: Network Security, DES, RSA algorithms, Domain Name 

System, Simple Network Management Protocol, Electronic mail, File Transfer 

Protocol, Hyper Text Transfer Protocol, Cryptography and compression

Techniques.