<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Actually I have been experiencing troubles with connecting to <a href="http://math.utah.edu" class="">math.utah.edu</a> as well. Name resolution times out, and ping gets no response. I’m seeing this from my home office, which is connected via CenturyLink. A trace route dies at<div class="">...</div><div class="">5 67.128.147.214 (67.128.147.214) 75.801 ms 76.393 ms 76.897 ms<br class="">6 140.197.252.76 (140.197.252.76) 76.886 ms 77.009 ms 76.663 ms<br class=""> 7 140.197.252.84 (140.197.252.84) 78.542 ms 76.392 ms 76.995 ms<br class=""><div class=""><span style="orphans: 2; text-align: -webkit-auto; widows: 2;" class="">…</span><br class=""><div>which I believe is the beginning of the Utah education network. The 67.128.0.0 is in the CenturyLink space. </div><div><br class=""></div><div>No problem when connecting from work within the <a href="http://fsu.edu" class="">fsu.edu</a> network.</div><div><br class=""></div><div>—Ettore Aldrovandi</div><div><br class=""></div><div><div class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="font-variant-ligatures: normal; font-variant-position: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; widows: 2; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="font-variant-ligatures: normal; font-variant-position: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; line-height: normal; text-align: -webkit-auto; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="font-variant-ligatures: normal; font-variant-position: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; line-height: normal; text-align: -webkit-auto; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="font-variant-ligatures: normal; font-variant-position: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; line-height: normal; text-align: -webkit-auto; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""><font face="Osaka" class=""><span style="font-size: 12px;" class="">Ettore Aldrovandi</span></font></div><div class=""><font face="Osaka" class=""><span style="font-size: 12px;" class="">Department of Mathematics, Florida State University</span></font></div><div class=""><font face="Osaka" class=""><span style="font-size: 12px;" class="">1017 Academic Way * <a href="http://www.math.fsu.edu/~ealdrov" class="">http://www.math.fsu.edu/~ealdrov</a></span></font></div><div class=""><font face="Osaka" class=""><span style="font-size: 12px;" class="">Tallahassee, FL 32306-4510, USA * * aldrovandi at math dot fsu dot edu</span></font></div></div></div></div></div></div></div></div></div></div></div><br class=""></div><div><br class=""><blockquote type="cite" class=""><div class="">On Apr 2, 2021, at 10:17, Nelson H. F. Beebe <<a href="mailto:beebe@math.utah.edu" class="">beebe@math.utah.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="">I'm one of the administrators of <a href="http://tug.ctan.org" class="">tug.ctan.org</a>, which is equivalent to<br class=""><a href="http://ftp.math.utah.edu" class="">ftp.math.utah.edu</a> with IPv4 address 155.101.98.136.<br class=""><br class="">Can you please tell me your host IP address from which you could not<br class="">connect; I can then trace through our logs to see whether you are<br class="">reaching our site, and then being blocked, or if there are no log<br class="">entries, the block could be upstream, such as at the University of<br class="">Utah campus boundary. If the latter, I should be able to find out<br class="">what is happening, and why.<br class=""><br class="">Our campus has boundary gateway machines that can impose blocks<br class="">automatically when they `think' traffic is anomalous. This morning,<br class="">from my home office, where I have a Google Fiber connection, I have no<br class="">trouble doing either a ping to <a href="http://tug.ctan.org" class="">tug.ctan.org</a>, or an FTP connection, or<br class="">a browser HTTP connection.<br class=""><br class="">Our FTP tree is visible under the Web server /pub tree, so please try<br class="">this alternate path:<br class=""><br class=""><span class="Apple-tab-span" style="white-space:pre"> </span><a href="http://www.math.utah.edu/pub/ctan/tex-archive/" class="">http://www.math.utah.edu/pub/ctan/tex-archive/</a><br class=""><br class="">and let me know whether that works from your site.<br class=""><br class="">-------------------------------------------------------------------------------<br class="">- Nelson H. F. Beebe Tel: +1 801 581 5254 -<br class="">- University of Utah FAX: +1 801 581 4148 -<br class="">- Department of Mathematics, 110 LCB Internet e-mail: beebe@math.utah.edu -<br class="">- 155 S 1400 E RM 233 beebe@acm.org beebe@computer.org -<br class="">- Salt Lake City, UT 84112-0090, USA URL: http://www.math.utah.edu/~beebe/ -<br class="">-------------------------------------------------------------------------------<br class=""><br class=""></div></div></blockquote></div><br class=""></div></div></body></html>