External NTP For Windows 2008 DC in Hyper-V

Please refer to the following tutorial on how to configure External NTP for Windows 2008 R2 Domain Controller (DC) running as VM in Hyper-V

The Windows 2008 R2 DC is configured to Sync with local Hyper-V Host

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Disabled the Time Synchronization for the Windows 2008 R2 DC with local Hyper-V Host

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Restart the Windows 2008 R2 Domain Controller

Enter the following command to configure Windows 2008 R2 DC to Sync with External NTP

w32tm /config /manualpeerlist:my.pool.ntp.org /syncfromflags:manual /reliable:yes /update

w32tm /resync

w32tm /query /source (it should point to my.pool.ntp.org now)

w32tm /stripchart /computer:my.pool.ntp.org /samples:5 /dataonly (To verify the Time between local DC and External NTP Server)

TimeSync-03

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