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Delve into the world of networking with a detailed look at network components and protocols such as ISDN, B-ISDN, FDDI, and ATM. Discover the functions of devices like PC, workstation, Client, and Server, along with concepts like Connection-oriented and Connectionless communication. Learn about the efficiency and bandwidth of protocols like ATM and IP, and explore the differences between Synchronous Transfer Mode (STM) and Asynchronous Transfer Mode (ATM).
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The story begins… ISDN B-ISDN FDDI DQDB ATM
PC / workstation Client Server Network interface unit (NIU) Transceiver Attachment unit Repeater Hub Data terminal equipment (DTE) Data communication equipment (DCE) Switch – Ether, X.25, ISDN, IP, ATM, frame relay Connection-oriented Connectionless Packets, datagrams, frames, cells Network component
Synchronous Transfer Mode (STM) • Not efficient • Waste of bandwidth
Asynchronous Transfer Mode (ATM) • Flexible • Efficient • Huge bandwidth, low error rates