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<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">2019 is RTM now so there is at least 3 years of 2016; but most people are probably still on 2K8 R2 or 2K12(R2) (Being generous)…<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">The implementation of NT5DS and correctly setup PDCs have never been a problem for anyone, but that is more a sysadmin discussion.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt"><b><span style="color:#595959">Regards,</span></b><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt"><b><span style="color:#595959">Sean Agius<br>
</span></b><span style="font-size:10.0pt;color:#595959">Senior Engineer</span><span style="color:black"><o:p></o:p></span></p>
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</span><span style="font-size:8.0pt;font-family:"Arial",sans-serif;color:#595959">Suite 114, 189 South Center Road, Tullamarine 3043</span><span style="color:black"><o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> AusNOG <ausnog-bounces@lists.ausnog.net>
<b>On Behalf Of </b>Chris Barnes<br>
<b>Sent:</b> Tuesday, 5 February 2019 9:52 AM<br>
<b>To:</b> Paul Gear <ausnog@libertysys.com.au><br>
<b>Cc:</b> ausnog@lists.ausnog.net<br>
<b>Subject:</b> Re: [AusNOG] NTP Best Current Practices Internet Draft<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">'stop flogging Microsoft for their decade and a half of shoddy implementation of internet time, their latest iteration finally works!'<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Haha that's a good one.<o:p></o:p></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><o:p> </o:p></p>
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<p class="MsoNormal">On Mon., 4 Feb. 2019, 6:18 pm Paul Gear, <<a href="mailto:ausnog@libertysys.com.au">ausnog@libertysys.com.au</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">On 2/2/19 3:15 pm, Robert Hudson wrote:<br>
> I say this as a long-time (since NT3.51) Windows sysadmin...<br>
> <br>
> On Sat, 2 Feb. 2019, 12:31 pm O'Connor, Daniel<br>
> <darius-3tTUuF3Go8e6c6uEtOJ/<a href="mailto:EA@public.gmane.org" target="_blank">EA@public.gmane.org</a><br>
> <mailto:<a href="mailto:darius-3tTUuF3Go8emAE84gaIGEA@public.gmane.orgu" target="_blank">darius-3tTUuF3Go8emAE84gaIGEA@public.gmane.orgu</a>> wrote:<br>
> <br>
> <br>
> <br>
> > On 2 Feb 2019, at 11:48, Mark Smith<br>
> <<a href="mailto:markzzzsmith-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org" target="_blank">markzzzsmith-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org</a><br>
> <mailto:<a href="mailto:markzzzsmith@gmail.com" target="_blank">markzzzsmith@gmail.com</a>>> wrote:<br>
> > The problem that occurred with <a href="http://0.au.pool.ntp.org" target="_blank">
0.au.pool.ntp.org</a><br>
> <<a href="http://0.au.pool.ntp.org" target="_blank">http://0.au.pool.ntp.org</a>> proving bad time<br>
> > wouldn't have had an effect if the Windows domain controller had at<br>
> > least 2 other NTP time sources.<br>
> <br>
> The behaviour of OPs system implies that a PDC does not use more<br>
> than one clock source.<br>
> <br>
> If that is true (I have no idea, but googling suggests it may be so)<br>
> then you are going to end up relying on a single time server. In<br>
> that case you are probably better firing up a tiny Linux VM running<br>
> only ntpd (or chrony etc etc) which is configured for multiple pool<br>
> servers and then point your DCs at that.<br>
> <br>
> It does seem pretty ridiculous than Windows server can't behave more<br>
> sensibly though..<br>
> <br>
> <br>
> The time service is the area where I felt Windows lagged significantly<br>
> behind Linux more than any other. Why Microsoft still haven't adopted<br>
> standardised tzdata and proper NTP is still, frankly, beyond me. The<br>
> issues the Windows time services still cause are crazy...<br>
<br>
<br>
I never thought I'd be the one doing this, but please, everyone - get<br>
more accurate information before you bag Microsoft's time services.<br>
They've made a lot of strides forward, and have offered a proper NTP<br>
implementation since Server 2016:<br>
<br>
<a href="https://docs.microsoft.com/en-us/windows-server/networking/windows-time-service/accurate-time" target="_blank">https://docs.microsoft.com/en-us/windows-server/networking/windows-time-service/accurate-time</a><br>
<br>
Paul<br>
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