Internet2 QoS:
Overview and Early Experiences

How We Got Here (short version)

Internet2 QoS Milestones1/2

Internet2 QoS Milestones2/2

IntServ/RSVP vs DiffServ

DiffServ Overview

Example Service #1: Premium

Example Service #2:
Controlled Load

Example Service #3: CoS

QBone Architecture

QBone E2E Picture

Abilene Premium Service (APS)

APS Participation

Initial Engineering Plan (obsolete)

APS Phase 1: “Sweetwater”

APS Measurements

Committed Access Rate (CAR)

CAR Experience

CAR Limitation 1: Performance

Addressing CAR Performance

Virtual Trunk vs.“Firehose” Classification

Abilene Architecture Limitation:
 “Porous” Edge Problem

Current Engineering Plan

SC2000 Interdomain QoS Demo
November 6-9, 2000

Slide 25

Deployment

Going Forward

Starvation: Making LBE Stronger

Any Questions?

For more information...

Slide 31