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h3. Motivation

We have different set of landmarks deployed all over the world, this map enables us to see them based on their location. There was a need to segregate different types of landmarks and identifying which ones are enabled and disabled. 


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h3. Types of Landmarks

# PlanetLab Landmark sites
# PingER Landmark sites
# PerfSONAR Landmark sites

h3. Methodology

Two XML files are used for getting node information. These XML files are created from a perl script at /afs/slac.stanford.edu/package/pinger/tulip/generateActiveNodes.pl

* {html}<A href="http://www.slac.stanford.edu/comp/net/wan-mon/viper/active-rss.xml" mce_href="http://www.slac.stanford.edu/comp/net/wan-mon/viper/active-rss.xml">active-rss.xml</A> is used to plot the active nodes for the landmarks above{html}
* {html}<A href="http://www.slac.stanford.edu/comp/net/wan-mon/viper/disable-rss.xml" mce_href="http://www.slac.stanford.edu/comp/net/wan-mon/viper/disable-rss.xml">disable-rss.xml</A> is used to plot the disabled nodes for the landmarks above{html}