International Workshop on the Future of Optical Networking
China Research Activities & Plans
on Optical Networking
Jintong Lin
Beijing University of Posts and
Telecommunications
Mar.5, 2006
International Workshop on the FON
Outline
{
Status of Optical Network in China
{
Research Networks for Next Generation
Network in China
{
Next Generation Optical Network and
Services
{
Conclusions
Mar. 2006
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International Workshop on the FON
Optical Network in China(mainland)
The
TheOptical
OpticalCable
Cable
Installed:
Installed:44Million
Millionkm
km
Mar. 2006
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International Workshop on the FON
Technologies in Current Telecommunication Network
Telephony
PDH
Internet
SDH
Service
Network
WDM
Transport
Network
Optical Fiber
Mar. 2006
Fiber cable
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International Workshop on the FON
Backbone Transport Network
¾
WDM Network and SDH Network
¾
Long Haul: 80/160×10Gb/s DWDM
¾
Regional Network: 40×10Gb/s DWDM
¾
Metro Network: 10Gb/s SDH Ring and
40×10Gb/s DWDM
Mar. 2006
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International Workshop on the FON
Data Network
¾
IP over SDH/WDM and High Capacity Core
Router
¾
Capacity of Core Router: 320～640Gbps
¾
Relay Bandwidth: N×2.5Gb/s and N×10Gb/s
¾
Architecture: Level 3 Æ Level 2
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International Workshop on the FON
Research Networks for Next Generation Network
9 NSFCNET supported by National
Science Foundation of China (NSFC)
Nature
9 CAINONET, 3TNET supported by Ministry of
Science and Technology of China (MOST)
9 CERNET2 supported by Ministry of Education
(MOE)
9 CNGI supported by National Development and
Reform Commission of China (NDRC)
Mar. 2006
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International Workshop on the FON
NSFCNET
NSFC
Peking
Univ.
IP/SDH/WDM
Tsinghua
Univ.
BUAA
IP/SDH
CNIC
BUPT
CSTNET
CERNET
Mar. 2006
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International Workshop on the FON
CAINONET
Mar. 2006
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International Workshop on the FON
3TNET
Mar. 2006
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International Workshop on the FON
Actual & Forecast Bandwidth Demand
Edge Traffic, Tbps
5.00
4.24
0.46
4.00
2.98
3.00
0.41
1.91
2.00
3.78
0.34
1.19
1.00
0.00
0.30
0.73
0.46
0.11 0.23
0.05
0.20
0.17
0.23
0.22
1999
0.31
2000
2001
2.57
1.57
0.26
0.89
0.47
2002
IP Traffic
2003
2004
2005
2006
Non-IP Traffic
Mar. 2006
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International Workshop on the FON
Trends of Optical Network Evolution
Optical transport networks → Intelligent optical networks→ All-optical networks
Connection
setup
time
Label
Switching
Alloptical
switching
ns
us
Optical burst
switching
ms
s
Dynamic
WDM
m
h
day
month
Optical
routing
Static
WDM
2000
2005
Mar. 2006
….
years
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International Workshop on the FON
Network Architecture Evolution
IP Over WDM
Current overlap layers Network
IP
IP
Frame Relay
Need simplified…
WDM-aware
Electronic layer
ATM
WDM
SONET
Static WDM
Current Typical Broadband Networks Structure
Mar. 2006
Simplified Networks Structure
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International Workshop on the FON
Services Model Evolution
Mar. 2006
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International Workshop on the FON
Next Generation Optical Network and Services
9 Features
Service-oriented,
Flexibility,
Dynamic,
Scalability, End to End Qos, Mobility, More
Efficiency, …
9 IP Based Services
Stream Media (IPTV, Online game, VOD,
Video Conference, e-learning,…), Voice,
SAN, …
9 Creative Technologies, Creative Architecture
for Various New Services
Mar. 2006
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International Workshop on the FON
Current Viewpoint for Next Generation Optical Network
9 Next Development Step for Optical Network
need
comprehensive
and
thoughtful
investigation
9 National 11th 5-year Research Plan are under
discussion
9 Some Initial Research Activities & Plans are
Launched last year
Mar. 2006
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International Workshop on the FON
Architecture of Dynamic, Flexibility Optical Network
9 Service-oriented Application Environment
9 Dynamic, Flexibility Architecture for Optical
Network
9 Controllable and manageable
Allocation Mechanism
Resource
9 Middleware
9 Qos Issue in Optical Network
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International Workshop on the FON
Photonic Grid
9 Architecture for Photonic Grid, …
9 Control Mechanism, Signaling Protocol,
Routing Technology, …
9 Resource Allocation and Self Organized, …
9 MPLS Control Plane
9 Grid Interface, …
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International Workshop on the FON
Optical Switching and Interconnecting
9 Optical Packet/Burst Switching
9 Optical Performance Monitoring
9 Optical Signal Processing
9 Multicasting
9 Tunable Components for Switching
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International Workshop on the FON
Conclusions
{
Extensive Study on Next Generation
Optical Network and Services in China
{
Collaboration Between Academy and
Industry
{
National 11th 5-year Research Plan will
be launched soon
Mar. 2006
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International Workshop on the FON
Thank You!
www.bupt.edu.cn
ljt@bupt.edu.cn
86-10-62282332
Mar. 2006
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