Windows server 2008 r2 ntp server configuration

What I recommend, and please do not be offended, is to wait for your windows guy to return. It's critical for windows machines to maintain accurate time sync for kerberos. No other time source should be used otherwise you have a lot additional configuration to do.

Also using ESX time sync tool will result in problems as the Windows domain machines will then theoretical sync with the DCs and additional with the ESX time sync tool. If there is a difference you are in trouble as a Windows domain by default only accept a difference of max 5minutes. So as recommendation, use only the Windows way for time sync and disable the time sync function with the ESX time sync.

But make sure the Windows domain members work with the Windows way. In a domain all existing DCs sync automatically with that one and the other domain members will sync with an available DC. That way the Windows domain is in sync with the time. Also about the importance of the equal time no other time sync mechanism cna be used so disable on all VMs the time sync with the ESX server.

If the WSUS is also domain member run the follwoing on it, to make sure it sync the time with the domain also:.

Office Office Exchange Server. Not an IT pro? Resources for IT Professionals. Sign in. United States English. I grabbed this from the following link. Time synchronization is an important aspect for all computers on the network.

Therefore the PDC must synchronize his time from an external source. First, locate your PDC Server. Log in to your PDC Server and open the command prompt. Make your PDC a reliable time source for the clients. The windows time service should begin synchronizing the time.

November 08, at AM. I need to use that server to make sure the devices sending it data are in sync with it for data accuracy. November 20, at AM. December 01, at AM. If you set it on the standalone W server but domain joined does it have any affect for its normal behavior when pulling time sync from the Domain Controller?

December 04, at AM. Usually you need to add an exception in windows firewall on UDP port By default it is closed. December 20, at AM. December 27, at AM. January 04, at AM. February 25, at AM. I set it up to provide time to our Netgrae GSTv4 switch, but the switch only received the date, not the time.

Is there a time zone setting to update? April 24, at AM. May 17, at AM. You can set how often it will sync. Set your servers to sync with an NTP service like time. The method described here is much faster. May 21, at AM. I cannot do the changes. I got the server to pull the time from europe. There is no domain included and I would like for the rest of the network to pull the time of the windows r2 server as having the same time is even more important that correct time, imho.

When I try to use w32time or regedit to change any values I get - access denied. I do have admin rights. Any ideas? June 21, at AM. Normally, for Windows Servers, you will set your domains operational master to check the time from a master source and the domain members will check time with the domain operational master. Of course if you have a standalone server or a different network device you can usually configure them to check directly. The above administrative command prompt shows the default settings for a non-domain Windows 7 machine.

If you look at the section NtpServer: time. If your applying these settings on your home Windows 7 machine or other non-domain server you can omit step 3. To check that a domain member is syncing time with the Active Directory master you can check here in the registry. If Type is set to Nt5DS then the member machine should be checking with the domain controller for its time.