[22175] in SIPB IPv6

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Re: packages.debian.org unreachable via IPv6

daemon@ATHENA.MIT.EDU (Quentin Smith)
Thu Mar 18 21:32:23 2010

Date: Thu, 18 Mar 2010 21:32:20 -0400 (EDT)
From: Quentin Smith <quentin@MIT.EDU>
To: Greg Troxel <gdt@work.lexort.com>
cc: Daniel Jared Dominguez <danjared@mit.edu>, sipbv6@mit.edu
In-Reply-To: <smuocu032os.fsf@linuxpal.mit.edu>

We're having trouble again, but this time it's reaching 
security.debian.org, instead of packages.debian.org:

(~) athena% mtr -r security.debian.org
HOST: dr-wily                     Loss%   Snt   Last   Avg  Best  Wrst StDev
   1. limekiller.ipv6.mit.edu       0.0%    10    0.2   0.2   0.2   0.5 0.1
   2. bbr01-tu100.bstn01.occaid.ne  0.0%    10   12.3  12.4  12.3  13.0 0.2
   3. bbr01-p1-0.nwrk01.occaid.net  0.0%    10   19.8  19.6  18.7  24.8 1.9
   4. bbr01-g1-0.asbn01.occaid.net  0.0%    10   25.4  25.7  25.3  28.4 0.9
   5. bbr01-g2-7.dlls01.occaid.net  0.0%    10   59.4  60.8  59.4  72.7 4.2
   6. dcr01-p1-5.lsan01.occaid.net  0.0%    10  106.3 105.5 105.1 106.3 0.4
   7. bbr01-g0-2.irvn01.occaid.net  0.0%    10  106.6 156.6 106.4 606.3 158.0
   8. dcr01-g1-2.psdn01.occaid.net  0.0%    10  184.9 184.9 184.4 186.5 0.6
   9. bbr01-f1-5.snfc02.occaid.net 10.0%    10  208.8 205.6 198.9 214.1 4.8
  10. ???                          100.0    10    0.0   0.0   0.0   0.0 0.0

--Quentin

On Sun, 10 May 2009, Greg Troxel wrote:

> FYI what I get from 18.62, BBN and NetBSD (@ ISC).
>
> I would guess that occaid is handing the packet to tiscali or oneandone
> in london, and the next hop doesn't have a route for MIT's prefix.
>
> traceroute6 to packages.debian.org (2001:8d8:81:1520::1) from 2001:4830:2446:3e::10e, 64 hops max, 12 byte packets
> 1  2001:4830:2446:3e::1  0.307 ms  0.28 ms  0.248 ms
> 2  limekiller.ipv6.mit.edu  0.873 ms  0.817 ms  0.778 ms
> 3  bbr01-tu100.bstn01.occaid.net  1.676 ms  1.732 ms  1.851 ms
> 4  bbr01-p1-0.nwrk01.occaid.net  8.512 ms  8.607 ms  10.619 ms
> 5  bbr01-p2-0.lndn01.occaid.net  78.259 ms  78.195 ms  78.333 ms
> 6  * * *
> ^C
> linuxpal gdt 96 ~ > ping6 packages.debian.org
> PING6(56=40+8+8 bytes) 2001:4830:2446:3e::10e --> 2001:8d8:81:1520::1
> ^C
> --- packages.debian.org ping6 statistics ---
> 4 packets transmitted, 0 packets received, 100.0% packet loss
>
>
> fnord gdt 983 ~ > traceroute6 packages.debian.org
> traceroute6 to packages.debian.org (2001:8d8:81:1520::1) from 2001:4978:1fb:6400::d2, 64 hops max, 12 byte packets
> 1  t1  0.482 ms  0.371 ms  0.376 ms
> 2  gw-627.chi-02.us.sixxs.net  29.64 ms  29.419 ms  29.416 ms
> 3  sixxs.ge-0.0.0-30.core1.chi.bb6.your.org  29.903 ms  30.3 ms  30.22 ms
> 4  int.xe-0.0.0-5.core1.chi.bb6.your.org  29.963 ms  30.152 ms  29.807 ms
> 5  ibx-chi.ip6.tiscali.net  113.314 ms  30.917 ms  30.781 ms
> 6  xe-2-1-0.nyc20.ip6.tiscali.net  51.744 ms  51.629 ms  51.499 ms
> 7  xe-6-0-0.lon12.ip6.tiscali.net  119.626 ms  119.448 ms  119.616 ms
> 8  so-7-0-0.ams11.ip6.tiscali.net  125.202 ms so-0-0-0.ams11.ip6.tiscali.net  125.15 ms so-7-0-0.ams11.ip6.tiscali.net  125.133 ms
> 9  xe-2-0-0.ams10.ip6.tiscali.net  146.485 ms xe-0-0-0.ams10.ip6.tiscali.net  125.101 ms xe-2-0-0.ams10.ip6.tiscali.net  125.028 ms
> 10  xe-8-0-0.ams20.ip6.tiscali.net  125.304 ms xe-2-2-0.ams20.ip.tiscali.net  125.168 ms xe-9-0-0.ams20.ip6.tiscali.net  125.111 ms
> 11  schlund-gw.ip6.tiscali.net  127.368 ms  127.027 ms  127.333 ms
> 12  te-4-1.bb-c.act.fra.de.oneandone.net  133.797 ms  133.819 ms  133.731 ms
> 13  te-3-3.bb-c.bs.kae.de.oneandone.net  136.15 ms  135.988 ms  136.119 ms
> 14  te-1-1.gw-dista-b.bs.ka.oneandone.net  136.491 ms  136.249 ms  137.883 ms
> 15  bge-0.tunnelv6-b.bs.kae.de.oneandone.net  137.176 ms  137.215 ms  137.221 ms
> 16  powell.debian.org  199.305 ms  199.177 ms  199.31 ms
>
> ftp.netbsd.org gdt 1 ~ > traceroute6 packages.debian.org
> traceroute6 to packages.debian.org (2001:8d8:81:1520::1) from 2001:4f8:3:7:230:48ff:fe31:43f2, 64 hops max, 12 byte packets
> 1  2001:4f8:3:7::1  0.524 ms  0.721 ms  0.727 ms
> 2  int-0-1-0-0-606.r1.sfo2.isc.org  4.561 ms  5.855 ms  4.558 ms
> 3  int-3-0-0.r1.pao1.isc.org  2.195 ms  1.831 ms  2.272 ms
> 4  paix.ipv6.he.net  1.511 ms  2.263 ms  2.218 ms
> 5  10gigabitethernet4-1.core1.sjc2.he.net  2.251 ms  2.844 ms  2.626 ms
> 6  10gigabitethernet1-3.core1.nyc4.he.net  81.736 ms  81.853 ms  81.684 ms
> 7  10gigabitethernet1-2.core1.lon1.he.net  150.822 ms  150.957 ms  150.446 ms
> 8  linx.bb-c.the.lon.gb.oneandone.net  150.415 ms  151.278 ms  150.67 ms
> 9  te-1-2.bb-c.nkf.ams.nl.oneandone.net  157.971 ms  157.657 ms  158.163 ms
> 10  te-4-1.bb-c.act.fra.de.oneandone.net  174.329 ms  174.481 ms  174.661 ms
> 11  te-3-3.bb-c.bs.kae.de.oneandone.net  166.92 ms  166.932 ms  166.929 ms
> 12  te-1-1.gw-dista-b.bs.ka.oneandone.net  176.928 ms  176.921 ms  176.557 ms
> 13  bge-0.tunnelv6-b.bs.kae.de.oneandone.net  167.636 ms  167.695 ms  168.108 ms
> 14  powell.debian.org  234.561 ms  234.517 ms  234.182 ms
>

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