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<p class="MsoNormal"><span style="font-size:11.0pt">All,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Reminder that unencrypted anonymous ftp will be terminated at CDDIS on 31 Oct 2020 with limits on bandwidth starting this summer. At present CDDIS is seeing only about 20% of the current daily activities
having been transitioned to https or ftp-ssl. Do not wait until the last minute. Please give this email widest dissemination to your colleagues. Original email announcing the termination and links are listed below. Please pay particular attention to the
instructions linked, especially the requirement for using a .netrc file.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Questions should be addressed to
<a href="mailto:support-cddis@earthdata.nasa.gov">support-cddis@earthdata.nasa.gov</a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"> <o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">R<br>
Pat<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Patrick Michael<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Manager<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Crustal Dynamics Data Information System (CDDIS)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">NASA-Goddard Space Flight Center<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">Greenbelt, MD 20771<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black">301-614-5370<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black"><a href="mailto:Patrick.Michael@nasa.gov"><span style="color:#0563C1">Patrick.Michael@nasa.gov</span></a><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><img border="0" width="163" height="53" style="width:1.6979in;height:.552in" id="Picture_x0020_1" src="cid:image001.png@01D61179.A95233A0" alt="signature_2128178103"></span><span style="font-size:11.0pt"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:black">Dear CDDIS Users<o:p></o:p></span></p>
<p class="MsoNormal" style="caret-color: rgb(0, 0, 0);font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<p class="MsoNormal" style="caret-color: rgb(0, 0, 0);font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;word-spacing:0px">
<span style="color:black">PLEASE READ THE ENTIRE EMAIL!<o:p></o:p></span></p>
<p class="MsoNormal" style="caret-color: rgb(0, 0, 0);font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black">For more than two years now CDDIS has been warning our user community about the eventual termination of anonymous<span class="apple-converted-space"> </span>ftp<span class="apple-converted-space"> </span>to the CDDIS archive. On 31
October 2020, unencrypted anonymous<span class="apple-converted-space"> </span>ftp access will officially be discontinued at CDDIS. CDDIS will bandwidth limit ALL unencrypted
<span class="apple-converted-space"> </span>ftp service starting the summer of 2020. CDDIS will implement bandwidth limits and final discontinuation of unencrypted<span class="apple-converted-space"> </span>ftp<span class="apple-converted-space"> </span>service
in the timeline below.<o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<ol style="margin-top:0in;font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px" start="1" type="1">
<li class="MsoListParagraph" style="color:black;margin-top:0in;margin-bottom:0in;margin-bottom:.0001pt;mso-list:l0 level1 lfo1">
1 July 2020 – all unencrypted<span class="apple-converted-space"> </span>ftp<span class="apple-converted-space"> </span>service will be bandwidth limited to 1MB/s<o:p></o:p></li><li class="MsoListParagraph" style="color:black;margin-top:0in;margin-bottom:0in;margin-bottom:.0001pt;mso-list:l0 level1 lfo1">
10 August 2020 – all unencrypted<span class="apple-converted-space"> </span>ftp<span class="apple-converted-space"> </span>service will be bandwidth limited to 250KB/s<o:p></o:p></li><li class="MsoListParagraph" style="color:black;margin-top:0in;margin-bottom:0in;margin-bottom:.0001pt;mso-list:l0 level1 lfo1">
1 October 2020 – all unencrypted ftp<span class="apple-converted-space"> </span>service will be bandwidth limited to 50KB/s<o:p></o:p></li><li class="MsoListParagraph" style="color:black;margin-top:0in;margin-bottom:0in;margin-bottom:.0001pt;mso-list:l0 level1 lfo1">
31 Oct 2020 – all unencrypted<span class="apple-converted-space"> </span>ftp<span class="apple-converted-space"> </span>service will be permanently discontinued at CDDIS<o:p></o:p></li></ol>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black">CDDIS is STRONGLY recommending all users begin to transition to use https (<a href="https://cddis.nasa.gov/archive"><span style="color:#0563C1">https://cddis.nasa.gov/archive</span></a>) as the preferred method of access to the CDDIS
archive. Download procedures can be found at: <span class="apple-converted-space"> </span><a href="https://cddis.nasa.gov/About/CDDIS_File_Download_Documentation.html"><span style="color:#0563C1">https://cddis.nasa.gov/About/CDDIS_File_Download_Documentation.html</span></a>,
along with a Frequently Asked Questions (FAQ) link and links of how to use cURL, wget and Python (<a href="https://cddis.nasa.gov/Data_and_Derived_Products/CDDIS_Archive_Access.html"><span style="color:#0563C1">https://cddis.nasa.gov/Data_and_Derived_Products/CDDIS_Archive_Access.html</span></a>)<o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black">CDDIS has also made available<span class="apple-converted-space"> </span>ftp-ssl (gdc.cddis.eosdis.nasa.gov) as a secondary method to access the archive. In some cases the use of<span class="apple-converted-space"> </span>ftp-ssl
may make the conversion of existing scripts easier than using https. Examples of how to use<span class="apple-converted-space"> </span>ftp-ssl are listed at: <span class="apple-converted-space"> </span><a href="https://cddis.nasa.gov/Data_and_Derived_Products/CDDIS_Archive_Access.html"><span style="color:#0563C1">https://cddis.nasa.gov/Data_and_Derived_Products/CDDIS_Archive_Access.html</span></a>.<o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black">CDDIS will NOT be changing the archive structure. So the locations that you are using to access files will stay the same. Though a prefix in the URL might be needed, (i.e. /archive for the https method) or a new host (for<span class="apple-converted-space"> </span>ftp-ssl).<o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black">CDDIS currently supports approximately 300,000 users and has served out almost 2 billion files in 2019. We understand that this change can have a significant impact on some of our users and have tried to make this process as easy
as possible. Unfortunately this change is mandated by the US Government and outside of CDDIS’s control. If there are questions or comments, we ask that you address them to<span class="apple-converted-space"> </span><a href="mailto:support-cddis@earthdata.nasa.gov"><span style="color:#0563C1">support-cddis@earthdata.nasa.gov</span></a><span class="apple-converted-space"> </span> and
not directly to any CDDIS staff member.<o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black">So in summary:<o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<ol style="margin-top:0in;font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px" start="1" type="1">
<li class="MsoListParagraph" style="color:black;margin-top:0in;margin-bottom:0in;margin-bottom:.0001pt;mso-list:l1 level1 lfo2">
<span style="font-size:12.0pt">Anonymous<span class="apple-converted-space"> </span>ftp<span class="apple-converted-space"> </span>service will be discontinued 31 October 2020.</span><o:p></o:p></li><li class="MsoListParagraph" style="color:black;margin-top:0in;margin-bottom:0in;margin-bottom:.0001pt;mso-list:l1 level1 lfo2">
<span style="font-size:12.0pt">Transition to https or<span class="apple-converted-space"> </span>ftp-ssl needs to begin NOW</span><o:p></o:p></li><li class="MsoListParagraph" style="color:black;margin-top:0in;margin-bottom:0in;margin-bottom:.0001pt;mso-list:l1 level1 lfo2">
<span style="font-size:12.0pt">Questions should be addressed to<span class="apple-converted-space"> </span><a href="mailto:support-cddis@earthdata.nasa.gov"><span style="color:#0563C1">support-cddis@earthdata.nasa.gov</span></a></span><o:p></o:p></li></ol>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black">R<o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black">Pat<o:p></o:p></span></p>
<p class="MsoNormal" style="font-variant-caps: normal;orphans: auto;text-align:start;widows: auto;-webkit-text-size-adjust: auto;-webkit-text-stroke-width: 0px;caret-color: rgb(0, 0, 0);word-spacing:0px">
<span style="color:black"> <o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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