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<b><font size="4">Invitation: Follow up meeting to ensure DNS and CDN migration to Level 3 is on track </font></b>
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<b>07/20/2009</b> - </td><td width="1%" valign="middle"><img width="72" height="1" src="cid:1__=0ABBFF66DFF871368f9e8a93df938690918c0AB@" border="0" alt=""><br>
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<font size="2" color="#929292">Chair:</font></td><td width="1%" valign="middle"><img width="951" height="1" src="cid:1__=0ABBFF66DFF871368f9e8a93df938690918c0AB@" border="0" alt=""><br>
<b><font color="#e26200">Lorna A Schmid/GIO/USGS/DOI</font></b></td></tr>
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<font size="2" color="#929292">Sent By:</font></td><td width="1%"><img width="951" height="1" src="cid:1__=0ABBFF66DFF871368f9e8a93df938690918c0AB@" border="0" alt=""><br>
<b><font color="#e26200">lorna@usgs.gov</font></b></td></tr>
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<b><font size="2">lorna</font></b></td><td width="100%"><img width="1" height="1" src="cid:1__=0ABBFF66DFF871368f9e8a93df938690918c0AB@" border="0" alt=""><br>
<font size="2">Lorna A Schmid has invited you to a meeting. You have not yet responded.</font></td></tr>
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<font size="2" color="#616161">Required:</font></td><td width="100%" valign="middle"><img width="1" height="1" src="cid:1__=0ABBFF66DFF871368f9e8a93df938690918c0AB@" border="0" alt=""><br>
<font size="2">Daniel O Winkless/GIO/USGS/DOI@USGS, David R Boldt/WRD/USGS/DOI@USGS, EHPweb@geohazards.usgs.gov, Gregory E Senko/WRD/USGS/DOI@USGS, GS Help DNS@USGS, Libby.McClary@Level3.com, Mark.Brady@Level3.com, Mark.Taylor2@Level3.com, Ric.Poland@Level3.com, Scott R Horvath/DO/USGS/DOI@USGS, Todd.Culotta@Level3.com</font></td></tr>
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<tr valign="top"><td width="100%"><b><i><font size="5" face="Arial">July 16 Meeting Notes</font></i></b>
<p><b><font size="4" face="Times New Roman">USGS</font></b><br>
<font size="4" face="Times New Roman">Jeremy Fee</font><br>
<font size="4" face="Times New Roman">Lisa Wald</font><br>
<font size="4" face="Times New Roman">Scott Horvath</font><br>
<font size="4" face="Times New Roman">Dan Winkless</font><br>
<font size="4" face="Times New Roman">Larry McIrvin</font><br>
<font size="4" face="Times New Roman">Greg Senko</font><br>
<font size="4" face="Times New Roman">David Boldt</font><br>
<font size="4" face="Times New Roman">Lorna Schmid</font><br>
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<b><font size="4" face="Times New Roman">Level3</font></b><br>
<font size="4" face="Times New Roman">Todd Culatta</font><br>
<font size="4" face="Times New Roman">Mark Taylor – Customer Project Manager</font><br>
<font size="4" face="Times New Roman">Todd D’More -- Implementation Engineer</font><br>
<font size="4" face="Times New Roman">Libby McClary</font><br>
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<b><font size="4" face="Times New Roman">Dan is updating the </font></b><a href="mailto:gs_level3@usgs.gov"><b><u><font size="4" color="#0000FF" face="Times New Roman">gs_level3@usgs.gov</font></u></b></a><b><font size="4" face="Times New Roman"> </font></b><br>
<b><font size="4" face="Times New Roman">working with Libby to make sure that the Level 3 folks are in our mail alias. </font></b><br>
<b><font size="4" face="Times New Roman">Lisa Wald sent the Earthquake alias.</font></b>
<p><b><i><font size="5" face="Arial">ACTION: get hostnames and source servers</font></i></b>
<p><b><font size="4" face="Times New Roman">CDN hostnames and </font></b><br>
<b><font size="4" face="Times New Roman">origin servers:</font></b><br>
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<a href="http://www.usgs.gov"><u><font size="4" color="#0000FF" face="Times New Roman">www.usgs.gov</font></u></a><font size="4" face="Times New Roman"> </font><br>
<font size="4" face="Times New Roman">origin-www.usgs.gov</font><br>
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<tt>earthquake.usgs.gov</tt><br>
<tt>ehp1-earthquake.cr.usgs.gov<br>
ehp2-earthquake.wr.usgs.gov<br>
ehp3-earthquake.gps.caltech.edu<br>
ehp4-earthquake.cr.usgs.gov</tt><br>
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<tt>quake.usgs.gov<br>
<br>
ncweb-north.wr.usgs.gov<br>
ncweb-den.cr.usgs.gov<br>
ncweb-east.er.usgs.gov<br>
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neic.usgs.gov<br>
neic.cr.usgs.gov</tt><br>
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<font size="4" face="Times New Roman">For testing we need </font><br>
<font size="4" face="Times New Roman">test-www.usgs.gov</font><br>
<font size="4" face="Times New Roman">test-</font><tt>earthquake.usgs.gov</tt><br>
<font size="4" face="Times New Roman"> test-</font><tt>quake.usgs.gov</tt><br>
<font size="4" face="Times New Roman"> test-</font><tt>neic.usgs.gov</tt><br>
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<b><font size="4" face="Times New Roman">To test the DNS split for Intranet and public users, we need to have another test CDN host</font></b><br>
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<font size="4" face="Times New Roman">level3.natweb.usgs.gov that points to</font><br>
<font size="4" face="Times New Roman">level3-origin.natweb.usgs.gov</font><br>
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<font size="4" face="Times New Roman">In our internal DNS .usgs.gov users will go to level3-origin.natweb.usgs.gov and public DNS will go to the level 3 CNAME (provided by Mark D’Amore @ Level 3).</font><br>
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<font size="4" face="Times New Roman">*****************</font><br>
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<font size="4" face="Times New Roman">Create a test hostname & content page for us to CNAME to Level 3.</font><br>
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<font size="4" face="Times New Roman">Gs help dns: </font><br>
<font size="4" face="Times New Roman">1. origin-www.usgs.gov is </font><a href="http://www.usgs.gov"><u><font size="4" color="#0000FF" face="Times New Roman">www.usgs.gov</font></u></a><font size="4" face="Times New Roman"> </font><br>
<font size="4" face="Times New Roman">2. supername -- test-www.usgs.gov </font><br>
<font size="4" face="Wingdings">Ø </font><font size="4" face="Times New Roman">Need the alias name for Level 3</font><br>
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<font size="4" face="Times New Roman">CCD – Customer Commit Date is now set to Monday </font><br>
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<font size="4" face="Times New Roman">Apache SSI – compare incoming hostname to some text. Edge side include is what we’re looking for… </font><br>
<font size="4" face="Times New Roman">Logic based programming available </font><br>
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<font size="4" face="Times New Roman">Can have two copies of the pages that have those internal links.</font><br>
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<font size="4" face="Times New Roman">Geoblocking or allowing content based on country code.</font><br>
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<font size="4" face="Times New Roman">Look at the referrer header </font>
<p><b><i><font size="5" face="Arial">Whole site caching vs. object caching</font></i></b>
<p><font size="4" face="Times New Roman">Image.www.usgs.gov would house all the images that the pages needs to put the page together.</font><br>
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<b><font size="4" face="Times New Roman">USGS ACTION: Test </font></b><br>
<font size="4" face="Times New Roman">Using DNS to have all “usgs.gov” machines directed to origin-www.usgs.gov and public would go to </font><font size="4" face="Times New Roman">www.usgs.gov</font>
<p><b><i><font size="5" face="Arial">Access to USGS networks by Level 3 wellness testing and caching systems</font></i></b>
<p><font size="4" face="Times New Roman">Need to further discuss the requirement to have a known set of Level3 servers allowed into the USGS network. Either ip subnets or a known number of servers. </font>
<p><b><i><font size="5" face="Arial">Content Freshness</font></i></b>
<p><font size="4" face="Times New Roman">Default TTL is one year. They do honor cache control headers to manage the TTL.</font><br>
<font size="4" face="Times New Roman">Purging content method? </font><br>
<font size="4" face="Wingdings">Ø </font><font size="4" face="Times New Roman">Use the portal or an API cgi that you use.</font><br>
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<font size="4" face="Times New Roman">Are there query strings that generate unique per visitor parameters. Passing a session ID? If yes, there is a workaround to optimize the caching of that content.</font>
<p><b><i><font size="5" face="Arial">Portal Management</font></i></b>
<p><font size="4" face="Times New Roman">1 super user and then they will set up user accounts within USGS.</font><br>
<font size="4" face="Times New Roman">Properties = EQ, </font><a href="http://www.usgs.gov"><u><font size="4" color="#0000FF" face="Times New Roman">www.usgs.gov</font></u></a><font size="4" face="Times New Roman">, DNS</font><br>
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<br>
Lorna Schmid<br>
USGS/EWeb<br>
Infrastructure and Operations Team Leader<br>
lorna@usgs.gov<br>
703.648.6834 (w)<br>
703.946.0257 (c)<br>
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~<br>
Happiness is when what you think, <br>
what you say, and what you do <br>
are in harmony.<br>
-- M. Ghandi<br>
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