Zitat von Ask Bjørn Hansen <[email protected]>:
Can you traceroute6 to ntppool.net from the server?
—
http://askask.com/
traceroute to ntppool.net (2607:f238:2::4), 30 hops max, 80 byte packets
1 extern.kwsoft.de (2a01:238:43da:1c00:a31b:6ffb:84e2:4ab5) 0.089
ms 0.047 ms 0.045 ms
2 be17.433.core-b1.as6724.net (2a01:238:b:117::1) 0.752 ms 0.696
ms 0.649 ms
3 xe-1-1-1.atuin.as6724.net (2a01:238:1:b1a3::2) 13.509 ms 13.464
ms 13.416 ms
4 30gigabitethernet4-3.core1.fra1.he.net (2001:7f8::1b1b:0:1)
18.321 ms 18.273 ms 18.227 ms
5 10gigabitethernet5-3.core1.lon1.he.net (2001:470:0:1d2::1)
32.159 ms 32.082 ms 36.017 ms
6 10gigabitethernet10-4.core1.nyc4.he.net (2001:470:0:128::1)
94.911 ms 99.375 ms 94.325 ms
7 10gigabitethernet12-2.core1.lax1.he.net (2001:470:0:10e::1)
158.216 ms 158.782 ms 154.732 ms
8 10gigabitethernet1-3.core1.lax2.he.net (2001:470:0:72::2)
157.668 ms 154.477 ms 154.423 ms
9 2001:504:13::11 (2001:504:13::11) 155.306 ms 166.488 ms 166.402 ms
10 2607:f238::cfab:1e01 (2607:f238::cfab:1e01) 155.285 ms 158.445
ms 156.375 ms
11 2607:f238:0:9::2 (2607:f238:0:9::2) 156.768 ms 153.461 ms 157.395 ms
12 2607:f238::cfab:1e0e (2607:f238::cfab:1e0e) 158.818 ms 154.777
ms 156.366 ms
13 2607:f238:2::4 (2607:f238:2::4) 161.303 ms !X 160.438 ms !X
158.773 ms !X
Looks good no?
And from another IPv6 enabled machine:
27 Jun 09:54:29 ntpdate[15674]: ntpdate [email protected] Tue Jun 5
20:12:12 UTC 2012 (1)
Looking for host 2a01:238:43da:1c00::affe and service ntp
transmit(2a01:238:43da:1c00::affe)
receive(2a01:238:43da:1c00::affe)
transmit(2a01:238:43da:1c00::affe)
receive(2a01:238:43da:1c00::affe)
transmit(2a01:238:43da:1c00::affe)
receive(2a01:238:43da:1c00::affe)
transmit(2a01:238:43da:1c00::affe)
receive(2a01:238:43da:1c00::affe)
transmit(2a01:238:43da:1c00::affe)
server 2a01:238:43da:1c00::affe, port 123
stratum 2, precision -20, leap 00, trust 000
refid [2a01:238:43da:1c00::affe], delay 0.02699, dispersion 0.00107
transmitted 4, in filter 4
reference time: d5766d4a.6a399ceb Thu, Jun 27 2013 9:50:34.414
originate timestamp: d5766e3b.ac1f1f9e Thu, Jun 27 2013 9:54:35.672
transmit timestamp: d5766e3b.ad3c16c7 Thu, Jun 27 2013 9:54:35.676
filter delay: 0.02699 0.04309 0.02705 0.02718
0.00000 0.00000 0.00000 0.00000
filter offset: -0.00502 -0.01305 -0.00508 -0.00520
0.000000 0.000000 0.000000 0.000000
delay 0.02699, dispersion 0.00107
offset -0.005021
27 Jun 09:54:37 ntpdate[15674]: adjust time server
2a01:238:43da:1c00::affe offset -0.005021 sec
So someone is on the way is dropping IPv6 ntp packets :-(
Regards
Andreas
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