Outlook 2002 and 2003 cannot query some OpenLDAP Servers

Please visit this page before http://support.microsoft.com/kb/256986 continuing.

For Outlook 2003, you must manually modify the Microsoft Windows registry directly:
1. Quit all Office programs.
2. Click Start, and then click Run.
3. In the Open box, type regedit, and then click OK.
4. Click the following key for Outlook XP:
HKEY_CURRENT_USER\Software\Microsoft\Office\10.0\Outlook\LDAP
For Outlook 2003, the key is:
HKEY_CURRENT_USER\Software\Microsoft\Office\11.0\Outlook\LDAP
5. With the LDAP key selected, point to New on the Edit menu, and then click DWORD Value.
6. Type DisableVLVBrowsing, and then press ENTER.
7. With the DisableVLVBrowsing DWORD Value selected, click Modify on the Edit menu.
8. In the Value data box, type 1 and then click OK.
9. On the File menu, click Exit
10. Restart the computer