Initiative for developing a

New Generation Network Architecture

ITRC 20 in Fukuoka

October 5, 2006

Masaki Hirabaru

Network Architecture Group

New Generation Network Research CenterNICT

(C) National Institute of Information and Communications Technology 2

Difference in NGNs

Examples: Cell Phones > 2G > 3G > 4G?Internet > IPv4 > IPv6 > IPv?

Next Generations

New Generations

Prof. Aoyama’s abbreviation:

Next Generation Network = NXGN

New Generation Network = NWGN

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Conceptual Positioning ofNew Generation Network Architecture

Present Network

RevisedNXGN

New GenerationNetwork (NWGN)

2005 2010 2015

Past Network

Next GenerationNetwork (NXGN)

2) modification

1) new paradigm

(C) National Institute of Information and Communications Technology 4

Related Projects

NewArch: 2000-2003 Future-Generation Internet Architecture

FIND: 2006- Future Internet Network Design, NSF NeTS Program, ~40M

2006 13 (3.7M) for FIND out of NeTS 41 (9.7M)

Euro-NGI: 2003-6 EC FP6 Network of Excellence on Next Generation Internet

GENI: 2008- Experimental Facility by NSF

2006 26 (31M), GPO 10M, GCC…, Facility 367M for 5 years

CORE: see the next talk

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Research

Testbed

NICT’s Formation

Funding

Program Director’s role

New Generation Network Research Center(out of 7 research centers)

Network Architecture Group(out of 4 research groups)

JGN II

Funded Research Projects

Retarget every 5 years with continuity for long-term challenging research

Area1 Area2 Area3

Architecture(cross-edge)

Netw

ork Science

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~4 Tbps per fiber / link（ 40 Gbps x 100 waves ）

Optical SW Bandwidth

OPXC Path: 4T bps x 256 port

= 1.0PPacket: 4T bps x 128

port= 0.5P

DWDM Bandwidth

◇IX Traffic: 100 Gbps→100 Tbps◇Access: 10 Mbps→10 Gbps◇Backbone Node ： Tbps→Pbps

◇IX Traffic: 100 Gbps→100 Tbps◇Access: 10 Mbps→10 Gbps◇Backbone Node ： Tbps→Pbps

Year 2015 Traffic at Backbone

~double per year

Moor’s low

Increasing trend at JPIX

‘99 ‘00 ‘01 ‘02 ‘03 ‘04 ‘05 ‘06

http://www.jpix.ad.jp/jp/techncal/traffic.html

= 1,000 Wavelength Channel WDM Transmission = 64 Collective Wavelength Switching

Year 2015 Forecast and Optical Technologies

Experiments done at Keihanna OpenLab over JGN II

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Technical Elements Developed

P q

P41P42P43P44P45P46P47P48

l1

l2

l3

l4

l5l6

l7

l8

1

2

3

4

56

7

8

P35P36P37P38

P12P13P14P15P16P17P18

P23P24P25P26P27P28

1Gbps

64

10Gbps

Sender TTL = 64

63

req_ttl

Router TTL = 63

Router TTL = 62

Receiver

1Gbps3Gbps

data

10Gbps 1Gbps 3Gbps

63

6263

62

Parent host (a)

L={a}G={b,c}

L={a,b}G={c}

L={a,b,c}G={ }

Parent host (a)

Signaling

Data transmissionPATHRESVP-ACK(ACK to parent)

Host (c)Host (b)

Lambda Network

Parent host (a)

Lambda Grid Environment

Initial

Calculation

l1Result

OXC

Host (b)

l2

l3

Host (c)

Optical Grid over Multi-point GMPLS Lightpaths

160 Gbps 2x2 Optical Packet Switch Prototype

O(NlongN) Optical Parallel Pipelined Buffer Scheduler

SIRENS (explicit router feedback mechanism)

Antenna

Authentication Server Home

Agent

PC VoIP

Mobile router

AP1 (router

)

AP2 (router)

AP11 (router)

The Internet

camera

The same channel (PDMA)

Handover

…

Authentication IP address

Subnet 1 Subnet 2 Subnet 3

Mapping Agent

User a, b, c

#1 #2

#3 #N…

WideSharedChannel

User a, b, c

SIMPLE- Make-before-Break Handovers -

PDMA (Packet Division Multiple Access)

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What’s new? - example -

1) Limitation to Optical DevicesDevelopment on-going even in 2015 x Frequency conversion x Label (Address) look-up x Optical RAM

2) New Paradigm for Radio Frequency Usage

User a, b, c

#1 #2#3 #N

…

WideSharedChannel

User a, b, c

PDMA (Packet Division Multiple Access)

KISS (Keep It Simple, Stupid)Evolutional

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3) Universal Access

1) Optical Grid Infrastructure

2) NGN Core

High Performance Distributed Processing

(e-business applications, e-Science applications)

Optical Path SW

Optical Packet SW

Optical Transport Control

Multi-point End-to-End

All-optical Path

User-orientedFMC

Small Devices

Peta bps class backbone, 10G bps access, and 100 billion devices: for diverse usages in the future human society

Target

Best effortPriority Control

Optical Wave Sharing

Research on New Generation Network Architecture- Toward the goal of optical path / packet integration -

Grand design under common principles

Photonic Network

Ubiquitous Mobile

Technical Elements

Specific Architectures

accessaccess access access

accessNetwork Layer

Sensors

Optical Core

Overlay Control

Evaluation

Optical-Wireless Testbed

OPS

Scalability

High-endQoS guarantee

multicasting

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Capacity

Scalability: up to 100 billionFlexibility, Reliability, Simplicity …

Openness

Core: ~ PetaAccess: ~10G (FTTH)

Functions

User/Network Interfaces

e.g.: 5 billion peoplex 20 devices per person

Directions for New Generation Network

Akari Project: initiated by NICT Network Architecture Group - a small light in the dark pointing to the future -

All-Optical

Wireless

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Akari Project

Designing the future, new generation network- pick up techniques for the future under the principles- integrate them with design methods

Network science by Prof. MurataUbiquitous by Prof. MorikawaMobility by Prof. TeraokaPacket switching by Prof. Ohta

Leader Dr. HirabaruDr. Harai, Dr. Morioka, and Dr. InoueDr. Inoue, Dr. Nakauchi, Dr. Xu, and Dr. Kafle

AdvisorsProgram Director Prof. AoyamaExecutive Director Dr. Kubota

(C) National Institute of Information and Communications Technology 12

06 07 08 09 10

Blueprint of New Generation

Network

1511 12 13 14

JGN Testbed

Field Trials & Deployments

Innovation

Overlay Testbed

Universal Access

Optical Grid

NGN Core

Photonic Network

Optical & Wireless Experiments

Optical Packet Switch Optical Packet ROADM Optical Label Processing

New Generation Network Architecture Research Plan

Architectural Design

06 Concept Design 07 Detail Design 08 Planning 09 Prototyping 10 Evaluation

NICT and funded institutions

including companies

Outputs

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On-going plans- Invite architects into our research group to discuss on a topic.-Release the conceptual design at the end of this fiscal year.

-Have a symposium in Nagoya in March 2007 (not approved yet).-Overlay symposium & workshop, Dec. 8-9, 2006 in Tokyo.