<div dir="auto"><div>There is no loss that persists through to the endpoint in that trace. This is standard control plane rate limiting at intermediate hops. <div dir="auto"><br></div><div dir="auto"><a href="https://archive.nanog.org/meetings/nanog47/presentations/Sunday/RAS_Traceroute_N47_Sun.pdf">https://archive.nanog.org/meetings/nanog47/presentations/Sunday/RAS_Traceroute_N47_Sun.pdf</a></div><br><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Apr 18, 2023, 12:56 Paul Ebersman via Outages <<a href="mailto:outages@outages.org">outages@outages.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I'm seeing heavy packet loss within DEN metro for comcast on ipv6 (but<br>
not ipv4).<br>
<br>
mtr to my mail host follows. packet loss the same hop for any site on<br>
the internet i try to reach via ipv6.<br>
<br>
anyone else seeing issues?<br>
<br>
HOST: localhost. Loss% Snt<br>
Last Avg Best Wrst StDev<br>
1.|-- xxxxxxxxxxxxxxxxx 0.0% 10 4.1 4.8 2.5 12.9 2.9<br>
2.|-- xxxxxxxxxxxxxxxxx 0.0% 10 14.2 15.4 13.1 20.2 2.2<br>
3.|-- <a href="http://ae-251-1203-rur01.monument.co.denver.comcast.net" rel="noreferrer noreferrer" target="_blank">ae-251-1203-rur01.monument.co.denver.comcast.net</a> 0.0% 10 15.9 20.7 13.2 36.0 8.2<br>
4.|-- <a href="http://ae-12-ar01.denver.co.denver.comcast.net" rel="noreferrer noreferrer" target="_blank">ae-12-ar01.denver.co.denver.comcast.net</a> 0.0% 10 23.5 20.6 14.9 32.9 5.4<br>
5.|-- 2001:558:1c0:1058::1 40.0% 10 15.4 18.1 14.8 27.3 4.8<br>
6.|-- <a href="http://be-36031-cs03.1601milehigh.co.ibone.comcast.net" rel="noreferrer noreferrer" target="_blank">be-36031-cs03.1601milehigh.co.ibone.comcast.net</a> 90.0% 10 15.8 15.8 15.8 15.8 0.0<br>
7.|-- <a href="http://be-1314-cr14.1601milehigh.co.ibone.comcast.net" rel="noreferrer noreferrer" target="_blank">be-1314-cr14.1601milehigh.co.ibone.comcast.net</a> 40.0% 10 17.8 17.2 16.1 17.8 0.6<br>
8.|-- <a href="http://be-303-cr14.champa.co.ibone.comcast.net" rel="noreferrer noreferrer" target="_blank">be-303-cr14.champa.co.ibone.comcast.net</a> 70.0% 10 18.9 21.1 18.4 26.0 4.2<br>
9.|-- <a href="http://be-1214-cs02.champa.co.ibone.comcast.net" rel="noreferrer noreferrer" target="_blank">be-1214-cs02.champa.co.ibone.comcast.net</a> 60.0% 10 16.8 17.3 16.7 17.8 0.6<br>
10.|-- <a href="http://be-1212-cr12.champa.co.ibone.comcast.net" rel="noreferrer noreferrer" target="_blank">be-1212-cr12.champa.co.ibone.comcast.net</a> 30.0% 10 17.2 19.4 15.7 25.5 3.3<br>
11.|-- <a href="http://be-301-cr11.sunnyvale.ca.ibone.comcast.net" rel="noreferrer noreferrer" target="_blank">be-301-cr11.sunnyvale.ca.ibone.comcast.net</a> 0.0% 10 42.2 42.1 39.6 43.8 1.3<br>
12.|-- ??? 100.0 10 0.0 0.0 0.0 0.0 0.0<br>
13.|-- <a href="http://be-3202-pe02.529bryant.ca.ibone.comcast.net" rel="noreferrer noreferrer" target="_blank">be-3202-pe02.529bryant.ca.ibone.comcast.net</a> 0.0% 10 42.6 43.4 40.7 48.3 2.3<br>
14.|-- 2001:559::14e 0.0% 10 42.7 43.5 41.3 48.8 2.1<br>
15.|-- <a href="http://mail.dragon.net" rel="noreferrer noreferrer" target="_blank">mail.dragon.net</a> 0.0% 10 42.1 42.7 40.7 47.5 1.9<br>
<br>
<br>
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</blockquote></div></div></div>