Computer Networks

Computer Networks. Instructor: Prof. Sujoy Ghosh, Department of Computer Science and Engineering, IIT Kharagpur. This course discusses the fundamentals of computer networks. The emergence of computer networks, an overview of OSI reference model. Network topology: Bus, Star, Ring, and Mesh topologies. Physical medium: Benefits of digital transmission, Data encoding techniques, Wire propagation effects, UTP cables, Coaxial cables, Optical fibers, Wireless transmission. Multiplexing: FDM, WDM, TDM, STDM. The evolution of telecom networks. Packet switches. SONET/SDH. Fiber optic components and fiber optic communication. Multiple access protocols: FDMA, TDMA, CDMA, Token Ring, FDDI. Data link protocols. Error detection and correction. Satellite communication. Ethernet. Cellular Networks, Wireless networks: Wireless LAN and MAN, Bluetooth. ATM (Asynchronous Transfer Mode). Routing. TCP/IP. Network management and security. (from

Lecture 16 - Error Control: Error Detection and Correction

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Lecture 01 - Emergence of Networks and Reference Models
Lecture 02 - Network Topology: Bus, Star, Ring, and Mesh
Lecture 03 - Physical Medium: Analog vs. Digital, Digital Transmission, Wire Propagation Effects
Lecture 04 - Physical Medium: UTP and Coaxial Cables, Optical Fibers, Wireless Transmission
Lecture 05 - Multiplexing (Sharing a Medium): FDM, WDM, TDM, STDM
Lecture 06 - Telecom Networks
Lecture 07 - Switches
Lecture 08 - Packet Switches
Lecture 09 - SONET/SDH
Lecture 10 - Fiber Optic Components
Lecture 11 - Routing and Wavelength Assignment in WDM All Optical Networks
Lecture 12 - Protection and Restoration in Optical Networks
Lecture 13 - Multiple Access Protocols: FDMA, TDMA, CDMA
Lecture 14 - Token-Based MAC: Token Ring, FDDI
Lecture 15 - Data Link Protocols
Lecture 16 - Error Control: Error Detection and Correction
Lecture 17 - Stop and Wait Protocol
Lecture 18 - Satellite Communication
Lecture 19 - Ethernet - CSMA/CD
Lecture 20 - Modern Ethernet: Ethernet Cabling, Fast Ethernet, Gigabit Ethernet, Switched Ethernet
Lecture 21 - Local Internetworking
Lecture 22 - Cellular Networks
Lecture 23 - Wireless Networks: Wireless LAN and MAN, Bluetooth
Lecture 24 - ATM (Asynchronous Transfer Mode)
Lecture 25 - ATM Signaling, Routing and LAN Emulation
Lecture 26 - Introduction to Routing
Lecture 27 - RIP - Distance Vector Routing
Lecture 28 - IP version 4
Lecture 29 - IP version 6 and Mobile IP
Lecture 30 - UDP and Client Server
Lecture 31 - TCP
Lecture 32 - IP Multicasting
Lecture 33 - DHCP (Dynamic Host Configuration Protocol) and ICMP
Lecture 34 - DNS (Domain Name System) and Directory
Lecture 35 - Congestion Control
Lecture 36 - QoS (Quality of Service) and Multimedia
Lecture 37 - Network Management
Lecture 38 - Network Security
Lecture 39 - FTP (File Transfer Protocol) and SMTP (Simple Mail Transfer Protocol)
Lecture 40 - HTTP (Hypertext Transfer Protocol)