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Perl PerfSONAR MP Service for Ping and Traceroutes
Compare Pathload and Pathchirp (not recommended, its been done before and would be hard to improve)
Detecting hosts with anomalous performance compared to neighbors
PingER
Real time display of PingER data
There are also some broad outlines of projects/tasks that we proposed to USAID/HEC in July 2006. These are in the areas of management and storage, data analysis and presentation, and problem isolation and alerting.