The Offline Address Book

The OAB is a snapshot of the Global Address List (GAL) that Outlook clients can download from Exchange to provide a local directory source for address validation and lookup. All recipients in the GAL except those that are marked with the Hidden From Address Lists property are included in the OAB (Figure 12-15). You can discover a list of hidden recipients with the following command:

Get-Recipient -Filter {HiddenFromAddressListsEnabled -eq $True}
Hiding a mailbox from address lists.

Figure 12-15. Hiding a mailbox from address lists.

Outlook clients need to download a copy of the OAB before they can function fully offline. The OAB contains a subset of the properties ...

Get Microsoft® Exchange Server 2010 Inside Out now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.