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

Usage:
Dfsutil /Server: /LdapTimeoutValueInSeconds: /Set 
This can be used to set the LdapTimeoutValueInSeconds registry value in a DC or a Root Server
running OS Windows Server 2003 or above to the value provided.
The valid values can be in the range 3 to 300 seconds.

This could be used to display the value already present as well as well

dfsutil /Server: /LdapTimeoutValueInSeconds /Display