<div dir="ltr"><div dir="ltr">>
what do you do with a traceroute that looks like this
</div><div dir="ltr"><br></div><div>Tell you to not change IP addresses so that I can do a proper analysis on it?</div><div>Recommend you use something other than windows?</div><div>Give you a stock tip?</div><div>The possibilities are endless.</div><div><br></div><div>(I'm being sarcastic)</div><div><br></div><div>It is shitty and I have no clue why ISPs play these games.</div><div><br></div><div>Rumor is that with FiOS, that so many gamers or game software was sending out ICMP requests that it was enough traffic for them to say screw this and block it. I don't buy that but whatever.</div><div>Just annoying.</div><div><br></div><div>Oh yeah, and why do I still to this day have to use a HE ipv6 tunnel?</div><div><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Dec 12, 2019 at 8:55 AM Aaron Gould <<a href="mailto:aaron1@gvtc.com">aaron1@gvtc.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div lang="EN-US"><div class="gmail-m_3060907767822818833WordSection1"><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)">Yeah, and what do you do with a traceroute that looks like this…. (ip address intentionally changed)<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)">C:\>tracert -d -w 1 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)">Tracing route to 1.2.3.4 over a maximum of 30 hops<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 1 8 ms 5 ms 5 ms 96.8.191.129<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 2 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 3 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 4 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 5 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 6 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 7 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 8 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 9 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 10 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 11 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 12 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 13 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 14 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 15 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 16 * * * Request timed out.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 17 267 ms 202 ms * 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 18 205 ms 175 ms * 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 19 160 ms 233 ms * 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 20 199 ms 201 ms * 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 21 213 ms 206 ms * 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 22 165 ms 158 ms * 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 23 237 ms 158 ms * 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 24 158 ms 290 ms * 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"> 25 158 ms 160 ms 158 ms 1.2.3.4<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)">Trace complete.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)">C:\><u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:11pt;font-family:Calibri,sans-serif;color:rgb(68,84,106)"><u></u> <u></u></span></p><p class="MsoNormal"><b><span style="font-size:10pt;font-family:Tahoma,sans-serif">From:</span></b><span style="font-size:10pt;font-family:Tahoma,sans-serif"> NANOG [mailto:<a href="mailto:nanog-bounces@nanog.org" target="_blank">nanog-bounces@nanog.org</a>] <b>On Behalf Of </b>Etienne-Victor Depasquale<br><b>Sent:</b> Thursday, December 12, 2019 1:18 AM<br><b>To:</b> Valdis Klētnieks<br><b>Cc:</b> <a href="mailto:nanog@nanog.org" target="_blank">nanog@nanog.org</a><br><b>Subject:</b> Re: Short-circuited traceroutes on FIOS<u></u><u></u></span></p><p class="MsoNormal"><u></u> <u></u></p><div><p class="MsoNormal">Traceroute is becoming more and more an expert's tool because interpretation of its results isn't straightforward.<u></u><u></u></p><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">I had written a paper last year and mentioned its misuse in academia in the context of estimating the number of energy-consuming devices between a source and a destination. <u></u><u></u></p></div><div><p class="MsoNormal">Traceroute was being used to count the number of physical router devices from the hop count, notwithstanding the use of MPLS in domain cores.<u></u><u></u></p></div><div><p class="MsoNormal">To an external observer, this results in significant underestimation of the energy consumption in the path from source to destination.<u></u><u></u></p></div></div><p class="MsoNormal"><u></u> <u></u></p><div><div><p class="MsoNormal">On Thu, Dec 12, 2019 at 12:51 AM Valdis Klētnieks <<a href="mailto:valdis.kletnieks@vt.edu" target="_blank">valdis.kletnieks@vt.edu</a>> wrote:<u></u><u></u></p></div><blockquote style="border-top:none;border-right:none;border-bottom:none;border-left:1pt solid rgb(204,204,204);padding:0in 0in 0in 6pt;margin-left:4.8pt;margin-right:0in"><p class="MsoNormal">On Wed, 11 Dec 2019 19:26:09 +0200, Saku Ytti said:<br>> On Wed, 11 Dec 2019 at 19:14, Rob Foehl <<a href="mailto:rwf@loonybin.net" target="_blank">rwf@loonybin.net</a>> wrote:<br>><br>> > Support claims that it was a mistake, but it's also been 15+ months and<br>> > it's pretty deliberate behavior. Draw your own conclusions...<br>><br>> TTL decrement issues are fairly common across multiple vendors and hw,<br>> can be sw can be hw limit<br><br>Yes, but you need to screw up gloriously on the decrement if you think that<br>"I decremented and it's zero now" means "therefor it must have been addressed<br>to me, so I'll send an ECHO REPLY instead of TTL EXCEEDED".<u></u><u></u></p></blockquote></div><p class="MsoNormal"><br clear="all"><u></u><u></u></p><div><p class="MsoNormal"><u></u> <u></u></p></div><p class="MsoNormal">-- <u></u><u></u></p><div><div><p class="MsoNormal"><span style="font-family:Tahoma,sans-serif;color:rgb(136,136,136)">Ing. Etienne-Victor Depasquale<br>Assistant Lecturer<br>Department of Communications & Computer Engineering<br>Faculty of Information & Communication Technology<br>University of Malta</span><u></u><u></u></p><div><p class="MsoNormal">Web. <a href="https://www.um.edu.mt/profile/etiennedepasquale" target="_blank">https://www.um.edu.mt/profile/etiennedepasquale</a><u></u><u></u></p></div></div></div></div></div></blockquote></div></div>