broadband networks and atm 03 format

ATM and Broadband Networks

Prof. Anish Goel

What is considered broadband?

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The Integrated Services Vision

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Integrated Services DigitalNetwork (ISDN)

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Broadband ISDN

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Benefits of ATM

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ATM Anticipated Scope

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ATM Networking

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AAL converts Info into Cells

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Cell-Switching – Virtual Circuit

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ATM Switching

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Multiplexing in ATM Switches

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ATM Support for Multiple QoSLevels

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BISDN Reference Model

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Planes Explained

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ATM Layered Architecture

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ATM Layered Architecture

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ATM Interfaces

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The ATM Physical Layer

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The ATM Layer

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ATM Virtual Connections

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Why 53 Bytes?

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The ATM Cell

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Header Error Check

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ATM Permanent VirtualConnections

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ATM Switched VirtualConnections

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Traffic Contract

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Quality of Service Parameters

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Negotiable QoS Parameters

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Traffic Descriptors

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Multiplexing & QoS Guarantees

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Traffic Contract & Call AdmissionControl

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Policing, Traffic Shaping, andCongestion Control

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