How to configure External NTP server on Windows Server 2012R2

Here are simple steps to complete the external NTP server setup.

1. Found a reliable External/public NTP servers List

2. Open PowerShell windows (as an administrator)

3. Check the status of current NTP configuration

• • C:\> w32tm /query /configuration

• • C:\> w32tm /query /status

4. Configure NTP server

• • C:\>w32tm.exe /config /manualpeerlist:”0.us.pool.ntp.org 1.us.pool.ntp.org 2.us.pool.ntp.org 3.us.pool.ntp.org” /syncfromflags:manual /reliable:YES /update
    

• • C:\>w32tm.exe /config /update = If above new NTP configuration is not applied, try it.
  • C:\>Restart-Service w32time = To restart w32time service.

5. Check a status of new NTP configuration

• • C:\> w32tm /query /configuration
    

6. Check a status of NTP sync

• • C:\> w32tm /query /status

 

Nothing changed?

Error#1 “The computer did not resync because no time data was available”

Try “w32tm /resync”, if you get the below error

This problem occurs if a Group Policy object for a Windows Time Service object is configured incorrectly.

 

Error#2 – Missing Windows Time service

PS C:\Windows\system32> w32tm.exe /query /configuration
The following error occurred: The specified service does not exist as an installed service. (0x80070424)

• C:\> w32tm /register