Aids in modifying the TTL of dynamic data stored in Active Directory. At the configurable setting: prompt, type any of the parameters listed under Syntax.

Ntdsutil is a command-line tool that is built into Windows Server 2008. It is available if you have the Active Directory Domain Services (AD DS) or Active Directory Lightweight Directory Services (AD LDS) server role installed. To use ntdsutil, you must run the ntdsutil command from an elevated command prompt. To open an elevated command prompt, click Start, right-click Command Prompt, and then click Run as administrator.

For examples of how to use this command, see Examples.


{cancel changes | commit changes} {list | set %s1 to %s2 | show values}


Parameter Description

cancel changes

Cancels the changes made, but not yet committed.

commit changes

Commits the changes made to the server.


Invokes the server connections submenu. See Remarks for more information.


Lists the names of the supported configurable settings.

set %s1 to %s2

Sets the configurable settings %s1 to the value %s2.

show values

Displays values of configurable settings.


An alphanumeric variable, such as a domain or domain controller name.


Takes you back to the previous menu or exits the utility.


Displays help at the command prompt.


Displays help at the command prompt.


  • Before you can run other configurable settings subcommand parameters, you need to connect to a specific AD DS or AD LDS instance by using the connections parameter.


To change the value of a configurable setting named DynamicObjectDefaultTTL to 172800 seconds (two days), type

Configurable setting: set DynamicObjectDefaultTTL to 172800

To show the current values of configurable settings, type

Configurable setting: show values