Indexing Active Directory Telephone Number or IP Phone numbers

To install the Active Directory Schema snap-in

1. Open Command Prompt.
2. Type:
   
   regsvr32 schmmgmt.dll
   
   This command will register Schmmgmt.dll on your computer. For more information about using regsvr32, see Related Topics.
3. Click Start, click Run, type mmc /a, and then click OK.
4. On the File menu, click Add/Remove Snap-in, and then click Add.
5. Under Available Standalone Snap-ins, double-click Active Directory Schema, click Close, and then click OK.

To index an attribute in Active Directory

1. Open the Active Directory Schema snap-in.
2. In the console tree, click Attributes.
   
   Where?
   
   
   • Active Directory Schema/Attributes
3. In the details pane, right-click the attribute that you want to index, and then click Properties.
4. Click Index this attribute in the Active Directory.