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Module I
Introduction - Evolution - Switching techniques - Network Protocol Architecture - OSI Model - IP architecture - SNA protocol - DECNET - Types of communication networks. Data communication Principles - transmission modes - transmission techniques - data signalling formats - transmission media - multiplexing - physical layer - Noise and Error detection methods. Local area networks - CSMA/CD - Token ring - Token bus.
Module II
Data link layer and X.25 - Introduction - structure and function of data link control protocols - Error control - ARQ schemes - HDLC - performance evaluation of data link control protocols - X.25 - Routing in packet switched networks - Introduction - shortest path routing procedures - Hierarchical routing - Table free routing - Multi destination routing. Flow & Congestion control - Classification & Elements of control procedures - Buffer allocation schemes - window schemes - Network access schemes.
Module III
Queuing systems - The continuous time - Discrete event process - The general birth - death and poison process - The M/G/1 Queuing system - Application of M/G/1 Queue - priority queuing. Switching techniques and fast packet switching - Digital circuit switching - space division and Time division switching - advances in switching techniques - photonic switching. Integrated Services Digital Networks - ISDN channel definition - ISDN protocol layers - signalling - Broad band ISDN - SONET/SDH - Asynchronous transfer mode.
Text Book : - Ref (1)
References: -
1. Terek N.Saadaw, Mostafa H. Ammar, Ahmed El Hakeen. Fundamentals of Telecommunication Networks, John Wiley & Sons.
2. Dimitri Bersekas, Robert Gallager. Data Networks, 2nd ed., Prentice Hall of India, New Delhi.
3. William Stallings. Data & Computer Communications, 2nd ed., Prentice Hall of India, New Delhi.
Question Paper: -
The question paper will consist of two parts. Part I is to cover the entire syllabus, and carries 40 marks. This will contain 10 compulsory questions of 4 marks each. Part II is to cover 3 modules, and carries 60 marks. There will be 3 questions from each module (10 marks each) out of which 2 are to be answered. |
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