RoEdunet : First International Conference
Cluj, 18 and 19 April 2002
The Development of Pan European Research Networking in a Global
Context
Dai Davieswww.dante.net
The Ages of European Research Networking
• The Pioneering Age (1980 - 1988)
• The Rationing Age (1988 - 1996)
• The Co-operation Age (1996 - 2001)
• The Age of the GÉANT (2001 - )
GÉANT - The Goals
• Gigabit Connectivity• Geographic Expansion• Guaranteed Quality of Service• Global Access
DANTE Network History
2000 4000 6000 8000 10000 12000
IXI 1990-1993
EUROPANET 1993-1996
EUROPANET 2 1996-1997
TEN-34 1997-1998
TEN-155 1998-2001
GEANT 2001-
KBps
DANTE Network History
1 10 100 1,000 10,000 100,000 1,000,000 10,000,000
IXI 1990-1993
EUROPANET 1993-1996
EUROPANET 2 1996-1997
TEN-34 1997-1998
TEN-155 1998-2001
GEANT 2001-
KBps
GÉANT - Capacities
• Network Capacity @10 GBps 90 GBps• Network Capacity @ 2.5 GBps 30 GBps• Other Capacities 3 GBps• US Capacity 5 GBps• Total Network Capacity 128 GBps• Total Access Capacity 32 GBps
GEANT Backbone Topology March 2002
Quality of Service
• Fata Morgana or Shibboleth
• Real User Need
• Not a Technology Issue
• Real Challenge for Research Networks
Global Connectivity
• European Distributed Access• 2 x 2.5 GBps Initially (Research
Only)• Discussions with North America
About Reciprocal Connectivity• Shared Management with US
GÉANT/TEN-155 COMPARISON
TEN-155 GEANT Ratio
Access Capacity MBps 3,040 31,955 10.5
Trunk Capacity MBps 5,773 123,804 21.4
Ratio 0.53 0.26
GÉANT WAVELENGTH VERSUS SDH
GEANT Lambda
GEANT SDH
Ratio
Access Capacity MBps 29,360 2,595 11.3
Trunk Capacity MBps 120,000 3,804 31.5
Ratio 0.245 0.682
GÉANT COST ANALYSIS
Wavelength Prices Range 48-150 Euros/MBps/per year
SDH Price Range 1,190-21,120 Euros/MBps/Year
TEN-155 Price Range (SDH) 700-44,100 Euros/MBps/Year
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