An Overview of Next-Generation Internet Projects Carrier IP ConForum:

10/26/99 Carrier IP (B2) Mambretti 1

An Overview of Next-Generation Internet Projects

Carrier IP ConForum:

B2 Oct. 26 1999, Economic Drivers, Demand, and Business Models for the Future Commercial Internet

Joe Mambretti, Director, International Center for Advanced Internet Research, Northwestern University, www.icair.org

Director, Metropolitan Research and Education Network, MREN -- http://www.mren.org


iCAIR

• Nothing is as Powerful as an Idea Whose Time Has Come

• A Focal Point for Advanced Internet Technology, Innovation, Experimentation

• Advanced Research and Early Prototyping


Partnerships

• Founding Partners: IBM with Cisco & Ameritech Research

• Metropolitan Research and Education Network (MREN)

• EVL, ANL MCS, NCSA, PACI

• UCAID, I2, Abilene, MCIvBNS

• STAR TAP, CANARIE, APAN, SREN, etc

• Telematics, SURFNet, CERN, NORDUnet et

• NGIX, ESnet, NREN, DREN etc


iCAIR: Mission Areas

• Advanced Applications– Specific Applications (e.g., HREN)– General Applications

• Middleware (Metasystems, MPC, eg SP)

• Advanced Infrastructure, Testbeds

• Policy Studies, Forums

• Events


Forces of Change

• The New Digital Economy

• Advanced Applications

• Requires Advanced Communications Infrastructure

• & Revolutionary New Communication Services -- Impacts on All Social Sectors

• Via Creative Dynamic: Technology Spiral


Technology Spiral Concept ByGeorge Strawn et al


Sample Projects

• New Advanced Applications and Services

• Large-Scale Regional Projects

• Leading Edge Network Testbeds

• Sector-Focused Projects (HREN)

• Design of New Business Strategies

• New Industry Sector Models


Related Projects

• EMERGE Testbed

• Illinois Century Network

• Metropolitan Civic Network

• Technopolis

• Collaboratory

• International Virtual Institute


• Ubiquitous Digital Info & IP Devices

• Enterprise Systems

• Digital Tools - Dynamically Adjusted

• Digital Services - Dynamically Adjusted

• New Types of Integrated Applications

• Distributed Digital Object Resource Repositories and Search Tools

• Integrated Enterprise Value-Chain Systems

Next Generation Applications


General Applications• Advanced Digital Video, Narrowcast Channels,

Automatic Metadata

• Teleimmersion

• IP Telephony

• Collaboration Environments

• Digital Object Repositories

• SW Casting

• Remote Instrumentation Control


Advanced Digital Video

• New Media-Based Applications Enabling Compelling Experiences

• Digital Broadcasting Networks, Studios, DV-Stations (3-Tiered architecture)

• Extensions of Content: Animation, Simulation, 3D, VR Movies, Immersion, TeleImmersion,

• Targeted Channels (V. Narrowcast)


Selected Media Application Projects

• Advanced Internet Multimedia

• I2-Digital Video Network

• Digital Video Portal

• GiDVN, SHDV, 1394 over IP (APAN-JP)

• International Videoconferencing

• Collaborative Environments, IPTel Integra.

• CAVE-Based VR, eg, Silk Road Project


Selected Projects - Advanced Infrastructure

• Optical Networks/ DWDM

• GigaPOP Design and Interconnection

• Grids -- Partnership w/ GRID, iGRID, etc.

• High Performance Network Performance and Measurements

• New Protocols, Devices


Next Generation Networks• Large Scale Networks

• Enterprise Networks & Related Facilities

• Corporate to GigaPOP Connections

• GigaPOPs

• IntergigaPOP Connections

• Protocols, Policies, Principals

• Business Models = Partnerships




• 20 Member 7 State OC3 GigaPOP

• Multi-Interconnection Options

• Application Specific Services

• Routing and Switching

• Boundry and Sorting Options

• QoS, NOC Monitoring, Reports, Trouble Res.



• An Advanced Network for Advanced Applications

• Designed in 1993; Initial Production in 1994, 1st GigaPOP (1995)

• Created by Consortium of Research Organizations

• A Model of Next Generation Internets

• Multiple Internet 2 GigaPOPs


Advanced Applications

• MREN Advanced Applications

• Advanced Digital Media -- I2-DVN

• Large Scale Distributed Computing

• High Perf. Networked Supercomputing

• Supercomputing Grand Challenges

• Advanced Photon Source Experimentation


• Visual Supercomputing

• TeleImmersion & Virtual Environments

• Near Real Time Weather Detection & Visualization

• Ocean/Atmospheric Climate Models

• Remote Engineering and Design

• Collaborative Environments


• TeleMedicine

• TeleArchitecture

• High Energy Physics, Astronomy and Astrophysics

• Remote Instrumentation.

• http://www.mren.org


Global NetworkingProfessor Tom DeFanti

STAR TAP, Principal Investigator


STAR TAP:The Persistent Interconnect for International High-

Performance Networks

Source: http://www.startap.net/topology.html

Japan

Korea

Singapore

Taiwan

Australia

France

Iceland

Sweden

Denmark

Norway

Finland

Netherlands

Israel

Russia

CERN

Canada

US Networks

vBNS, vBNS+, Abilene, ESnet, DREN, NREN/NISN


• Architecture (NSF WS Dec ‘98, IETF Draft)• General Support Services vs Vertical

Integration, Collective Services vs Levels• Level 1 (Quasi-Apps)• Level 2 (Services)• Level 3 (Core)

Middleware


• Policy Services

• Caching

• Replication

• I2-DSI

• Directory Services

• Security Services

• IAAA

Middleware L1


• New Metasystems Architecture

• New Object Architecture

• Application Signaling

• Resource Discovery

• Resource Reservation

• Performance Measurement

• Process Management

Middleware Level 2 Metasystems (e.g., Globus)


• Dynamic Resource Allocators

• Schedulers, Negotiators

• Participant Systems (eg. Mass Storage)

• Baseline Indicators

• Diagnostics (Fault Indicators)

• Tools, Libraries, Compilers, Development Environments

Middleware Level 2


• Core Objects (Binding Agents, OIDs, OAs)

• QoS (QBone, etc.)

• Bandwidth Brokers

• Resource Contract Enforcement

• Network Performance Indicators

• Network Diagnostics (Fault Indicators)

Middleware Level 3


Advanced Infrastructure

• All Optical Networks

• DWDM

• IP Over Wavelength

• MPLS

• Multi-Service Environments

• Dynamic Multi-Service Environments

• IPv6


• Computational GRIDs

• From HPDC to Enterprise Systems

• Enterprise Resource Management Systems

• Distributed Digital Object Resource Systems

• Distributed Resources

GRIDs and Next Generation Systems


• IETF DiffServ• Best Effort IPv4• IP tos bit• IP over ATM over SONET • ATM QoS vs PVCs vs Generic QoS• DiffServ = QoS ++• + Contacts• + IAAA

DiffServ vs Best Effort IPv4


• Traffic Differentiation By:

• Protocol (IP vs TCP vs UDP)

• Source/Destination Protocol Port (App Specific -- Telnet, etc)

• Source/Destination Host Address

• Ingress Interface

• Flow (S/D Host Address + S/D Port)

DiffServ


• Policies

• Contracts

• Policing/Enforcement

• Guarantees/Fulfillment

• Baseline Standards

• Implementation Mechanisms

DiffServ Cont.


• End-to-End Paths Across Multiple Domains• Ingress Administration• Dynamic Intra-domain Administration• Marking Traffic• IETF RSVP • IP Precedence Preferences• Frame Relay Discard Eligible

DiffServ Mechanisms


• Policy vs Performance in Hierarchy

• ATM Cell Loss Priority (CLP)

• Edge Device– Parses Classes of Traffic– Separates into Classes of Services (CoS)

• Selective Forwarding by L2 Switched Paths (eg, PVCs)

DiffServ Mechanisms


• Radom Early Discard (RED)• BGP: Interdomain Routing• Queuing Implementations• Priority Queuing• Class-Based Queuing• Weighted Fair Queuing (WFQ)• Traffic Shaping

Policy Implementation Mechanisms


• IP QoS vs ATM QoS

• ATM AALx

• IP to ATM Mapping Protocols

• Measurements

• Standards for Performance

• Bandwidth Broker Models

Other Issues


• I2-QBone

• iCAIR IQBone

• Implementation Options

• Bandwidth Broker Models

• Measurements

QBone Project



• DWDM

• IP over ATM over SONET

• L2 Functionality at L3

• Management Loss

• MPLS

• MPLS and QoS

IP over Light


Documents

An Overview of Next-Generation Internet Projects Carrier IP ConForum: