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Future Directions in Research Networking - A Perspective from Europe. 16 th APAN Meeting Advanced Network Conference Busan Korea August 2003. Dai Davies : General Manager : DANTE Ltd dai.davies@dante.org.uk www.dante.net. The Ages of European Research Networking.

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Future directions in research networking a perspective from europe

Future Directions in Research Networking - A Perspective from Europe

16th APAN MeetingAdvanced Network ConferenceBusan KoreaAugust 2003

Dai Davies : General Manager : DANTE Ltd

dai.davies@dante.org.uk

www.dante.net


The Ages of European Research Networking from Europe

  • The Pioneering Age (1980 - 1988)

  • The Rationing Age (1988 - 1996)

  • The Co-operation Age (1996 - 2001)

  • The Age of the GÉANT (2001 - )


Technology Available 1991-2002 from Europe

Period

Most performant Data

Technology Available

Technology Available

Link Technology

in pan-European

in United States

Available

Network

Network

1991 - 1995

34/45 Mbps PDH

2 Mbps PDH

45 Mbps PDH

1996 - 1997

155 Mbps SDH

45 Mbps PDH

155 Mbps SDH

1997 - 2000

622 Mbps SDH

155 Mbps SDH

622 Mbps SDH

2000 +

10 Gbps DWDM

10 Gbps DWDM

2.5 Gbps DWDM


Price Trends pan-European Connectivity from Europe

1000000

100000

10000

average offer price

1000

lowest offer price

100

10

1

1996

1997

1998-9

1999-2000

2000-01

2002



GÉANT from Europe

  • Huge Increase in Network Capacity

    • TEN-155 3 Gbps

    • GÉANT 150 Gbps

  • 9 “10 Gbps” Accesses

  • 20 Gbps Global Interconnection

  • Regional Initiatives

    • Mediterranean

    • Latin America


GÉANT Issues from Europe

  • Divergence of Costs

  • New Usage patterns

  • Hardware Costs

  • Global Developments


Divergence of Costs from Europe

45

40

35

30

25

1996

1999

2002

20

15

10

5

0

Range of Shared Costs

Range of Connectivity

Smoothing of Shared Costs


Support for european vlbi
Support for European VLBI from Europe

Radio Telescope

Correlator

Data Flows

(RT or non-RT)


Evn traffic flows over g ant

NORDUnet from Europe

JANET

SURFnet

PSNC

DFN

GARR

EVN Traffic Flows over GÉANT

SE

UK

JIVE

PL

CZ

BE

NL

DE2

DE1

FR

CH

AT

256M

512M ?

1G 

2.5G

10G

IT


Hardware Costs from Europe

  • 10 Gbps Router Interface

  • Transmission Costs

  • Switched and Routed Architecture

  • 40 Gbps Interface



Is Speed Everything? from Europe

  • 40 Gbps Technology Cost

  • Multiple 2.5 Gbps or 10 Gbps wavelengths

  • Interfacing Costs

    • Routers

    • Switches


Technical Challenges from Europe

  • Enhanced Network Security

  • Role of DIY Transmission

  • New Architecture

  • Resource Allocation

  • Move from Connectivity to Controlability


Cost Challenges from Europe

  • Increasing Divergence of Costs

  • Transmission is Distance Dependent Cost

  • New Usage Patterns


DWDM Cost Data from Europe


Global Co-operation from Europe

  • Today Ad-Hoc Organisation

  • Question of Who Pays

  • Inter-Regional Organisation

  • Global Demand?


Summary from Europe

  • We are Deploying the Most Advanced Technology

  • Can we Control it?

  • Will we be able to Continue to Afford it?