On a Windows 2008 Hyper-V PDC the NTP service is configured to sync with external source. This is the only DC in a small network.
C:\Users\Administrator.XXXXXX>w32tm /query /status
Leap Indicator: 0(no warning)
Stratum: 3 (secondary reference - syncd by (S)NTP)
Precision: -6 (15.625ms per tick)
Root Delay: 0.0000000s
Root Dispersion: 10.0000000s
ReferenceId: 0xD0359E22 (source IP: 22.214.171.124)
Last Successful Sync Time: 1/14/2015 9:51:23 PM
Poll Interval: 6 (64s)
C:\Users\Administrator.XXXXXX>net stop w32time & net start w32time
The Windows Time service is stopping.
The Windows Time service was stopped successfully.
The Windows Time service is starting.
The Windows Time service was started successfully.
C:\Users\Administrator.XXXXXX>w32tm /resync /force
Sending resync command to local computer
The computer did not resync because no time data was available.
Late here. will check for posts in the AM.