DISCLAIMER THIS DOCUMENT DOES NOT CLAIM ANY ORIGINALITY AND CANNOT BE USED AS A SUBSTITUTE FOR PRESCRIBED TEXTBOOKS. THE INFORMATION PRESENTED HERE IS MERELY A COLLECTION BY THE COMMITTEE MEMBERS FOR THEIR RESPECTIVE TEACHING ASSIGNMENTS. VARIOUS TEXT BOOKS AS WELL AS FREELY AVAILABLE MATERIAL FROM INTERNET WERE CONSULTED FOR PREPARING THIS DOCUMENT. THE OWNERSHIP OF THE INFORMATION LIES WITH THE RESPECTIVE AUTHORS OR INSTITUTIONS.
SYLLABUS Module I: Overview of Data Communications and Networking Physical Layer : Analog and Digital, Analog Signals, Digital Signals, Analog versus Digital, Data Rate Limits, Transmission Impairment, More about signals. Digital Transmission: Line coding, Block coding, Sampling, Transmission mode. Analog Transmission: Modulation of Digital Data; Telephone modems, modulation of Analog signals. Multiplexing: FDM 150, WDM 155, TDM 157 Transmission Media: Guided Media, Unguided media (wireless) Circuit switching and Telephone Network: Circuit switching, Telephone network. Module II: Data Link Layer: Error Detection and correction: Type of Errors, Detection, Error Correction. Data Link control and protocols: Flow and error Control, Stop-andwait ARQ, Go-Back N ARQ, Selective Repeat ARQ, HDLC. Point-to-Point Access: PPP Point-to Point Protocol, PPP Stack Multiple Accesses: Random Access, Controlled Access, Channelization. Local area Network: Ethernet Traditional Ethernet, Fast Ethernet, Gigabit Ethernet Wireless LANs: IEEE 802. 11, Bluetooth virtual circuit: Frame Relay and ATM Module III: Network Layer: Host to Host Delivery: Internetworking, addressing and Routing Network Layer Protocols: ARP, IPVA, ICMP, IPV6 ad ICMPR6 Transport Layer; Process to process Delivery: UDP; TCP congestion control and Quality of service.
Module IV: Application Layer: Client Server Model, Socket Interface Domain Name System (DNS): Electronic Mail (SMTP) and file transfer (FTP) HTTP and WWW Security: Cryptography, Message security, User Authentication Text Books: 1. Data Communication and Networking – B.A. Forouzan, TMH. 2. Computer Networks: Third Edition, A systems Approach, Larry L/Peterson & Bruce S. Davie ELSEVIER. 3. Computer Networks, A.S. Tannenbaum PHI. 4. Data and Computer Communications, William Stallings, 5th Edition, PHI. 5. Data Communications and Computer Networks – by P.C.Gupta, PHI.
CONTENTS Module 1: Lecture 1: Overview Data Communications and Networking Lecture 2: Different Types of Topology (Star, Ring, Bus, Etc.) Lecture 3: Protocols and Standards (OSI Models with Its 7 Layers) Lecture 4: Physical Layer with Its Details, Analog and Digital, Analog Signals Lecture 5: Digital Signals, Analog vs. Digital, Data Rate Limits, Transmission Impairment Lecture 6: Digital Transmission, Line Coding, Block Coding, Sampling , Transmission Mode Lecture 7: Analog Transmission, Modulation of Digital Data, Telephone Modems, Modulation of Analog Signals Lecture 8: Multiplexing, FDM 150, WDM 155, TDM 157 Lecture 9: Transmission Media, Guided Media Lecture 10: Unguided Media (Wireless) Lecture 11: Circuit Switching, Telephone Network Module 2: Lecture 12: The Data Link layer, Types of error, Error correction & Detection Lecture 13: Data link control, Flow & Error Control & HDLC Lecture 14: Point –to-Point Protocol. Lecture 15: Controlled Access, Channelization, Wired LAN Lecture 16: Wired LAN: IEEE Standard for LANs, Logical link Control, HDLC Frame, Compared with LLC & MAC frames, Traditional (Standard) Ethernet .