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 nptel.ac.in)
Go to the Course Home or watch other lectures:
| 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) |