Table of Contents
Internet2 QBone: Building a Testbed for IP Differentiated Services
Outline
Internet2 Overview
Internet2 Applications
I2 Application Attributes1
I2 Application Attributes2
Generic Internet2 Topology
Internet2 QoS WG Membership
Internet2 QoS Mandate
Big Problem #1: Understanding Application Requirements
Big Problem #2: Scalability
Big Problem #3: Interoperability
DiffServ for Internet2
RSVP vs DiffServ
DiffServ Overview
DiffServ Architecture
Example Service #1: Premium
Example Service #2: Assured
Example Service #3: CoS
DiffServ & The Three Big QoS Problems
Internet2 Dogma: There is a circularity between advanced networks and advanced apps
QBone Dogma Article1: Inverse Apps ? Networking circularity has applied to QoS
QBone Dogma Article2: Work with the neediest apps, build a testbed, and turn the arrows around!
Internet2 QBone Initiative
QBone Architecture (10km view)
QBone Measurement Architecture1
QBone Measurement Architecture2
Why Premium First?
Typical Internet2 Performance1
Typical Internet2 Performance2
Recent QBone Demonstration
North Carolina Networking Initiative
NCNI/QBone April 99 Demo: Overview: DC to NC Path
NCNI/QBone April 99 Demo: Media, IP Switching, and Policy Protocols
NCNI/QBone April 99 Demo: Testing Premium Service
Phase 0 Deployment Planning
Phase 0 Demand Assessment
Phase 0 Demand Matrix
Down the Road...
Many Hard Problems Ahead!
Near Future
For more information...
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