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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
(C) National Institute of Information and Communications Technology 3
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
(C) National Institute of Information and Communications Technology 5
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
(C) National Institute of Information and Communications Technology 6
~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
(C) National Institute of Information and Communications Technology 7
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)
(C) National Institute of Information and Communications Technology 8
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
(C) National Institute of Information and Communications Technology 9
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
(C) National Institute of Information and Communications Technology 10
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
(C) National Institute of Information and Communications Technology 11
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
(C) National Institute of Information and Communications Technology 13
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.