Event ID - 48

Event Id	48
Source	Microsoft-Windows-Time-Service
Description	Time Provider NtpClient: An error occurred during DNS lookup of the manually configured peer '%1'. NtpClient will continue to try the DNS lookup every %3 minutes. This message will not be logged again until a successful lookup of this manually configured peer occurs. The error was: %2
Event Information	According to Microsoft : Cause : This event is logged when an error occurred during DNS lookup of the manually configured peer. Resolution : Address DNS issues The computer running the Windows Time service client cannot locate the time source peer in Domain Name System. Confirm that the local computer can correctly resolve the name of the time source peer. Ensure that there are no typographical errors or name resolution errors. Resolve issues as necessary on the DNS Server service, and then resynchronize the client with the time source peer. Perform the following procedure on the computer that is logging the event to be resolved. To perform this procedure, you must have membership in Administrators or you must have been delegated the appropriate authority. To resynchronize the client with time source peer: Open a command prompt as an administrator. To open a command prompt as an administrator, click Start. In Start Search, type Command Prompt. At the top of the Start menu, right-click Command Prompt, and then click Run as administrator. If the User Account Control dialog box appears, confirm that the action it displays is what you want, and then click Continue. At the command prompt, type w32tm /resync, and then press ENTER. The command output indicates whether the synchronization was successful. Verify : To perform this procedure, you must have membership in Administrators or you must have been delegated the appropriate authority. To verify that the Windows Time service is synchronizing correctly: Open a command prompt as an administrator. To open a command prompt as an administrator, click Start. In Start Search, type Command Prompt. At the top of the Start menu, right-click Command Prompt, and then click Run as administrator. If the User Account Control dialog box appears, confirm that the action it displays is what you want, and then click Continue. At the command prompt, type W32TM /resync, and then press ENTER. At the command prompt, type W32TM /query /status, and then press ENTER. This command displays the status of the Windows Time service synchornization. The Last Successful Sync Time line of the output displays the date and time that you ran the W32TM /resync command in the previous step. Also, check the computer name that is shown as the Source. This should be the name of a domain controller (or administrator-configured time server). To confirm that the Windows Time service synchronized successfully with a time source peer, verify that Event ID 37 appears in Event Viewer. If there was a recovery from a previous failure to synchronize with the time source, you also see Event ID 137, which indicates that the Windows Time service is synchronized correctly.
Reference Links	Event ID 48 from Source Microsoft-Windows-Time-Service

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