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Re: Bad IPv6 connectivity or why not to announce more specifics (Was:IPv6 news)

  • From: Christopher L. Morrow
  • Date: Thu Oct 13 18:42:37 2005

On Thu, 13 Oct 2005, Nicholas Suan wrote:

>
> [email protected] wrote:
>
> >Somehow, I don't think anything that Abilene does is going to fix Jordi's
> >routing.  From where *you* are, do *you* have a path to 2001:0440:1880:1000::0020
> >that *doesn't go through Japan?  If so, what does your path look like?
> >
> >
> At least some parts of the US seem to.
> This wouldn't be so bad if I didn't have to go across the US to get to
> the first hop:
>
> [email protected]:~$ /usr/sbin/ntpdate -q 2001:0440:1880:1000::0020 192.36.143.234
> server 2001:440:1880:1000::20, stratum 1, offset -0.005350, delay 0.27211
> server 192.36.143.234, stratum 1, offset 0.002036, delay 0.15575
> 13 Oct 16:13:39 ntpdate[1526]: adjust time server 192.36.143.234 offset
> 0.002036 sec
>
> [email protected]:~$ /usr/sbin/traceroute6 2001:0440:1880:1000::0020
> traceroute to 2001:0440:1880:1000::0020 (2001:440:1880:1000::20) from
> 2001:470:1f00:ffff::649, 30 hops max, 16 byte packets
>  1  tommydool.tunnel.tserv1.fmt.ipv6.he.net (2001:470:1f00:ffff::648)
> 67.52 ms  70.567 ms  68.182 ms
>  2  2001:470:1fff:2::26 (2001:470:1fff:2::26)  67.607 ms  68.592 ms
> 144.479 ms  145.113 ms
>  4  sl-s1v6-nyc-t-1000.sprintv6.net (2001:440:1239:1001::2)  150.654 ms
> 147.692 ms  151.378 ms
>  5  sl-bb1v6-sto-t-102.sprintv6.net (2001:440:1239:100d::2)  244.013 ms
>  9  2001:440:1880:1000::20 (2001:440:1880:1000::20)  246.908 ms  249.03
> ms  247.193 ms

macosx tiger no likey the ntpdate v6 :( but:
~> traceroute6 2001:0440:1880:1000::0020
traceroute6 to 2001:0440:1880:1000::0020 (2001:440:1880:1000::20) from
2001:408:1009:2:203:93ff:feec:f318, 30 hops max, 12 byte packets
 1  350.0-0fastethernet.rtr.ops-netman.net  2.551 ms  1.894 ms  23.325 ms
 2  2001.gr-0-1-0.hr6.tco4.alter.net  26.575 ms  55.095 ms *
 3  2001:408:11::8  98.683 ms  95.157 ms  98.663 ms
 4  sl-bb1v6-bru.sprintlink.net  174.97 ms  172.633 ms  172.264 ms
 5  sl-bb1v6-sto-t-100.sprintv6.net  207.452 ms  205.804 ms  211.638 ms
 6  2001:7f8:d:fb::34  213.451 ms  226.246 ms  225.651 ms
 7  2001:440:1880:1::2  209.371 ms  225.198 ms  225.462 ms
 8  2001:440:1880:1::12  218.561 ms  227.934 ms  226.571 ms
 9  2001:440:1880:1000::20  207.678 ms  206.464 ms  207.334 ms

(debian sarge seems to like ntpdate v6 though :) bug open to apple)