Putting the Cart Before the Horse: Push Technology For Scalable Networked Services

6/29/99


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Table of Contents

Putting the Cart Before the Horse: Push Technology For Scalable Networked Services

A Generic Information-Delivery System

Traditional Information Retrieval

What is Information Push

The Role of Multicast

Why Information Push

But Don’t Users Prefer Pull

Popularity of Content

Current Commercial Push Systems

Some Systems

Early Push Systems

Teletext System

Teletext Pages

Teletext Systems

Teletext Cycle Design

Example Optimal Cycle

Broadcast-Delivery Videotex

Broadcast-Delivery Videotex

Broadcast Videotex Performance

Scheduling Transmissions in Broadcast-Delivery Videotex

So ... Who Invented the Web!

Push Delivery of Web Documents

Internet Multicast

Multicast Web Server Architecture

On-Demand Multicast Delivery Performance

Continuous Multicast Delivery Performance

The “Hamlet” Question: To Multicsat ...

The “Hamlet” Question: … or Not To Multicast

Why not Use Caching?

Push Delivery for a Scalable Video-on-Demand Service

Traditional VoD Systems

User Behavior

Continuous Multicast-Delivery VoD

Multicast-Delivery VoD -Example

On-Demand Multicast Delivery for VoD

Multicast VOD Using Fixed-Slot Aggregation

Performance Advantage

On-Demand Multicast Delivery for VoD

The Interactive Multimedia Jukebox

PPT Slide

The Interactive Multimedia Jukebox

Interacting with Multicast VoD

Discontinuous Interaction

Continuous Interaction

To Conclude

Other Noteworthy Systems

The Challenges

For More Information

Author: Ammar

Email: ammar@cc.gatech.edu

Home Page: http://www.cc.gatech.edu/fac/Mostafa.Ammar