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Digital Divide and PingER

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-jul03.html. Partially funded by DOE/MICS Field Work Proposal on Internet End-to-end Performance Monitoring (IEPM), also supported by IUPAP. PingER Benefits.

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Digital Divide and PingER

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  1. 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-jul03.html Partially funded by DOE/MICS Field Work Proposal on Internet End-to-end Performance Monitoring (IEPM), also supported by IUPAP

  2. PingER Benefits • Measures analyzes & reports round-trip times, losses, availability, throughput ... • Low impact on network << 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

  3. 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

  4. 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-dec02

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