Yves Martin wrote:
> I've installed my own ntp server since a year now, using a NTP100 server sync
> with an external GPS antenna. Just need to know if it's reachable from
> outside. Thanks.
>
> ntp.ymartin.com
>
> YM
>
Yes it is:
#> ntptest ntp.ymartin.com
ntptest v1.9, (c) Meinberg 2014-2018
Host ntp.ymartin.com
Request packet:
mode 3, version 4, leap 3, stratum 0, poll 6, prec -18 (3.81 us)
root delay: 00000000 (0.000000 s)
root dispersion: 00000000 (0.000000 s/s)
reference id: 00000000 ("....")
Ref time: 00000000.00000000 1900-01-01 00:00:00.000000000
Org time (T1): 00000000.00000000 1900-01-01 00:00:00.000000000
Rcv time (T2): 00000000.00000000 1900-01-01 00:00:00.000000000
Xmt time (T3): DE6754EE.E6C1F9DB 2018-03-29 12:05:02.901397338
Curr time (T4): DE6754EE.E6C1F9DB 2018-03-29 12:05:02.901397338
Response packet:
mode 4, version 3, leap 0, stratum 1, poll 10, prec -18 (3.81 us)
root delay: 00000000 (0.000000 s)
root dispersion: 00000000 (0.000000 s/s)
reference id: 20535047 ("GPS ")
Ref time: DE6754EE.F555C728 2018-03-29 12:05:02.958340117
Org time (T1): DE6754EE.E6C1F9DB 2018-03-29 12:05:02.901397338
Rcv time (T2): DE6754EE.F555C728 2018-03-29 12:05:02.958340117
Xmt time (T3): DE6754EE.F55DC584 2018-03-29 12:05:02.958462090
Curr time (T4): DE6754EF.05EF09BC 2018-03-29 12:05:03.023178680
turnaround: 121781.342 us (T4 - T1)
server latency: 121.973 us (T3 - T2)
computed delay: 121659.369 us ((T4 - T1) - (T3 - T2))
computed offset: -3886.906 us (((T2 - T1) + (T3 - T4)) / 2)
Martin
--
Martin Burnicki
Meinberg Funkuhren
Bad Pyrmont
Germany
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