Seguindo o descrito na página: https://www.satsignal.eu/ntp/setup.html
Instalando o software: https://www.meinbergglobal.com/english/sw/ntp.htm
Conferindo o estado com o comando:
> ntpq -pn
<pre class="wp-block-syntaxhighlighter-code">C:\Users\json>ntpq -pn
remote refid st t when poll reach delay offset jitter
==============================================================================
168.96.251.197 .PTP0. 1 u 32 64 1 268.070 -9.595 0.000
*200.160.7.186 .ONBR. 1 u 12 64 377 23.897 -7.562 19.512
+2a0b:4341:1500: 200.160.7.186 2 u 11 64 377 256.323 -0.893 17.435
-198.251.86.68 173.162.192.156 2 u 10 64 377 155.927 -18.556 18.309
+2604:ed40:1000: 198.60.22.240 2 u 14 64 377 212.724 -4.467 17.151
-201.217.3.86 216.218.192.202 2 u 11 64 377 191.942 -57.558 16.866
+143.107.229.210 143.107.229.211 2 u 11 64 377 30.486 -8.772 19.815
+168.96.251.195 10.10.10.69 2 u 13 64 377 267.865 -5.945 20.081
-45.11.105.243 200.160.7.186 2 u 16 64 377 140.216 +46.518 18.084