Usage: Dfsutil /Server: /SyncIntervalinSeconds: /Set This can be used to set the SyncIntervalinSeconds registry value in ...

Usage:
Dfsutil /Server: /SyncIntervalinSeconds: /Set 
This can be used to set the SyncIntervalinSeconds registry value in a DC or Root Server
running OS Windows Server 2003 or above to the value provided.
The valid values can be greater than or equal to 900

This could be used to display the value as well

dfsutil /Server: /SyncIntervalinSeconds /Display