<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:"Segoe UI";
panose-1:2 11 5 2 4 2 4 2 2 3;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
span.xelementtoproof
{mso-style-name:x_elementtoproof;}
span.EmailStyle20
{mso-style-type:personal-reply;
font-family:"Calibri",sans-serif;
color:windowtext;
font-weight:normal;
font-style:normal;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Austin,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>If you run MTRs or traceroutes through the node, is there any other additional packet loss seen in the path, and at the destination? What does the reverse MTR or traceroute look like? The attached image was stripped out by the mailing list system.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Bufferbloat is controlled at the firewall level, which is different from packet loss and disconnects.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Ryan<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> NANOG <nanog-bounces+ryan=rkhtech.org@nanog.org> <b>On Behalf Of </b>Austin Ayers via NANOG<br><b>Sent:</b> Tuesday, February 7, 2023 1:49 PM<br><b>To:</b> nanog@nanog.org<br><b>Subject:</b> Lima, OH Spectrum/Charter Severe Node/Hop Latency Issues<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal style='background:white'><span class=xelementtoproof><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black;background:white'>Hello all,</span></span><span style='font-size:12.0pt;color:black'> <o:p></o:p></span></p><div><p class=MsoNormal style='background:white'><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>One of my NetOps engineers resides in Lima, Ohio and they are receiving terrible bufferbloat, packet loss, and random disconnects.</span><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>I have been pinging 24.33.160.213 (Lima, OH Spectrum/Chart Node) and it's rejecting a ton of packets. This has been going on for weeks.</span><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>Node having problems: lag-1.limaohid01h.netops.charter.com</span><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>NOC seems like they don't care, same with OSP in the field.</span><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>There is no reason why this hop (#13) should have up to 613ms ping times. </span><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p></o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal style='background:white'><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black'>Thank you,</span><span style='font-size:11.5pt;font-family:"Segoe UI",sans-serif;color:black'><o:p></o:p></span></p></div><p class=MsoNormal style='background:white'><span class=xelementtoproof><span style='font-size:12.0pt;font-family:"Times New Roman",serif;color:black;background:white'>Austin</span></span><span style='font-size:12.0pt;color:black'><o:p></o:p></span></p></div><div><div><p class=MsoNormal><span style='font-size:12.0pt;color:black'><o:p> </o:p></span></p></div><div id=Signature><div><div><p class=MsoNormal><img width=658 height=329 style='width:6.8571in;height:3.4285in' id="_x0000_i1025" src="cid:d929237e-d932-4060-9dbb-f4b99b12afa4"><o:p></o:p></p></div></div></div></div></div></body></html>