sc config W32Time start=auto
net start W32Time
w32tm /config /manualpeerlist:"0.de.pool.ntp.org,1.de.pool.ntp.org,2.de.pool.ntp.org,3.de.pool.ntp.org" /syncfromflags:manual /update /reliable:yes
reg add "HKLM\SYSTEM\CurrentControlSet\Services\W32Time\Parameters" /v "Type" /t REG_SZ /d NTP /f
w32tm /config /update
reg add "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\W32Time\TimeProviders\NtpClient" /v "SpecialPollInterval" /t REG_DWORD /d "1800" /f
net stop W32Time && net start W32Time
w32tm /resync
w32tm /resync /rediscover
w32tm /query /status