Digital Divide and PingER

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Digital Divide and PingER

• Presented by Les Cottrell at the ICFA/SCIC
  meeting, July 11 2003
• www.slac.stanford.edu/grp/scs/net/talk03/icfa-jul0
  3.html

Partially funded by DOE/MICS Field Work Proposal
on Internet End-to-end Performance Monitoring
(IEPM), also supported by IUPAP
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PingER Benefits

• Measures analyzes reports round-trip times,
  losses, availability, throughput ...
• Low impact on network ltlt 100bits/s, important for
  many DD sites
• Covers 75 countries (99 of Internet connected
  population)
• Provide historical and near real-time
  quantitative information
• Aggregate by regions, affiliations etc.
• How bad is performance to various regions?
• Trends who is catching up, falling behind?
• Compare vs. economic, financial indicators etc.
• Use for trouble shooting setting expectations,
  presenting to funding bodies

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Collaborations Funding

• 35 monitoring sites in 15 countries
• Plan to add ICTP Trieste if funded
• SLAC with help from FNAL
• Digital Divide collaboration (MOU) with ICTP,
  Trieste
• eJDS
• They are looking for a EU grant for eJDS and
  PingER
• Tried earlier this year, but too late
• Hopeful next year
• Also looking for small grants for helpers in
  developing countries
• Possibilities www.cos.com, www.sigamxi.com

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More Information

• PingER
• www-iepm.slac.stanford.edu/pinger/
• eJDS
• www.ejds.org/
• ICFA/SCIC Network Monitoring report, Jan03
• www.slac.stanford.edu/xorg/icfa/icfa-net-paper-dec
  02