Do you really mean Outlook Express?
Assuming you do not, just add the Outlook Address Book Service to your
profile.
If you don't know how, post your correct Outlook version next time.

Signature
Russ Valentine
[MVP-Outlook]
> We are running Outlook Express under Win XP Pro with Win
> 2000 server.
[quoted text clipped - 6 lines]
> Is this something to do with server policies or some
> setting in the local application.