Sync Windows 2008 R2 domain controller with NTP servers
Taken from http://defaultreasoning.com/2009/11/16/synchronize-time-with-external-ntp-server-on-windows-server-2008-r2/ Kept here just for archiving purposes. All credits to them. 1 - First, from your computer open a command prompt and run "C:\>netdom /query fsmo" to locate your PDC Server. 2 - Then log in to your PDC Server and open the command prompt. 3 - Stop the W32Time service: C:\>net stop w32time 4 - Configure the external time sources, type: C:\> w32tm /config /syncfromflags:manual /manualpeerlist:”0.pool.ntp.org, 1.pool.ntp.org, 2.pool.ntp.org” 4a - May need to poke with the " and the , on the previous command. 5 - Make your PDC a reliable time source for the clients. Type: C:\>w32tm /config /reliable:yes 6 - Start the w32time service: C:\>net start w32time 7 - The windows time service should begin synchronizing the time. You can check the external NTP servers in the time configuration by typing: C:\>w32tm /query /configuration 8 -...