[ntp:questions] www.ntp.org via IPv6 (Was: Re: What to do about broken IPv6 sites)

Allen Kistler ackistler at oohay.moc
Mon Jun 22 08:01:50 UTC 2009


Steve Kostecke wrote:
> On 2009-06-21, Allen Kistler <ackistler at oohay.moc> wrote:
>> Steve Kostecke wrote:
>>
>>> I have an IPv6 tunnel through Hurricane Electric and have _no_ problems
>>> with IPv6 to *.ntp.org
>> Interesting.  traceroute (tcp, udp, and icmp) says:
>>
>>   1  2002:638e:214e:1::1 (2002:638e:214e:1::1)
>>   2  2002:c058:6301:: (2002:c058:6301::)
>>   3  v41.core1.nyc1.he.net (2001:470:0:51::1)
>>   4  10gigabitethernet1-1.core1.nyc4.he.net (2001:470:0:37::1)
>>   5  10gigabitethernet3-1.core1.sjc2.he.net (2001:470:0:33::1)
>>   6  10gigabitethernet3-2.core1.pao1.he.net (2001:470:0:32::2)
>>   7  * * *
>>   8  * * *
>>   9  * * *
>> etc.
> 
> When did you last check this? As of Mon Jun 22 05:09:44 UTC 2009 I see:
> 
>  1  [snip]
>  2  kostecke.tunnel.tserv4.nyc4.ipv6.he.net (2001:470:1f06:36b::1)
>  3  gige-g3-8.core1.nyc4.he.net (2001:470:0:5d::1)
>  4  10gigabitethernet3-1.core1.sjc2.he.net (2001:470:0:33::1)
>  5  10gigabitethernet3-2.core1.pao1.he.net (2001:470:0:32::2)
>  6  he.pao1.isc.org (2001:470:0:38::2)
>  7  int-0-0-0-0.r1.sfo2.isc.org (2001:4f8:0:1::45:2)
>  8  int-0-2.r1.sql1.isc.org (2001:4f8:0:4::1)
>  9  red.f1.sql1.isc.org (2001:4f8:3:c:203:47ff:fefd:ddac)
>  10  ntp2.ntp.isc.org (2001:4f8:0:2::23)

My previous trace above was at about 1930 UTC on 21 June.
It's now about 0800 UTC on 22 June with the same result.

For comparison, here's my trace to www.kame.net.
Up to 6, the hops are the same as to www.ntp.org.

  1  2002:638e:214e:1::1 (2002:638e:214e:1::1)
  2  2002:c058:6301:: (2002:c058:6301::)
  3  v41.core1.nyc1.he.net (2001:470:0:51::1)
  4  10gigabitethernet1-1.core1.nyc4.he.net (2001:470:0:37::1)
  5  10gigabitethernet3-1.core1.sjc2.he.net (2001:470:0:33::1)
  6  10gigabitethernet3-2.core1.pao1.he.net (2001:470:0:32::2)
  7  3ffe:80a::b2 (3ffe:80a::b2)
  8  hitachi1.otemachi.wide.ad.jp (2001:200:0:4401::3)
  9  2001:200:0:1802:20c:dbff:fe1f:7200
10  ve42.foundry4.nezu.wide.ad.jp (2001:200:0:11::66)
11  ve45.foundry2.yagami.wide.ad.jp (2001:200:0:12::74)
12  2001:200:0:4803:212:e2ff:fe28:1ca2
13  orange.kame.net (2001:200:0:8002:203:47ff:fea5:3085)




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