The Address Book File Store is a shared NTFS folder with the name AddressBook. You must create this file before you run Office Communications Server 2007 Setup.

technet.microsoft.com/en-us/library/bb870424.aspx

Lightweight Directory Access Protocol (LDAP), also referred to as Internet directory services, is used to find e-mail addresses that are not in a local Outlook address book or a ...

office.microsoft.com/en-us/outlook/HA102101611033.aspx

The Active Setup program attempts to find a Windows Address Book file with a name matching that of the current profile or logon name. If the Active Setup program finds a match, it ...

support.microsoft.com/kb/196438

To save an e-mail address, name, or other contact information from an e-mail message that you receive, you add it to your Microsoft Office Outlook Contacts.

office.microsoft.com/en-us/outlook/HA102557811033.aspx

Microsoft Office Outlook 2003 users can download the Microsoft Exchange Server 2003 address book to their local computer. The resulting file is the offline address book.

technet.microsoft.com/en-us/library/aa996929(EXCHG.65).aspx

Third-party address books can be added to Outlook by using the third-party provider's Setup program. Outlook displays third-party address books in the Additional Address Book Types ...

office.microsoft.com/en-us/outlook/HP052421181033.aspx

... Address Book is ... book unless the LDAP directory is part of your organization's network. Third-party address books can be added to Outlook by using the third-party provider's Setup ...

office.microsoft.com/en-us/help/HA012186891033.aspx

Either action displays the Address Book dialog box. In the Address Book drop-down list, select Contacts () under the Mobile Address Book group. Outlook 2007 then displays all contacts ...

office.microsoft.com/en-us/outlook/HA102325921033.aspx

When you install Microsoft Address Book Server, you may receive the following error: The only option is to click OK. When you click OK, the setup for Microsoft Address Book Server ...

support.microsoft.com/kb/164041

The Windows Address Book is sharing the Contacts folder from a .pst file that is used by ... In the Internet Explorer 4.0 Active Setup box, click Add a component to Internet ...

support.microsoft.com/kb/191946