Note that these instructions are for Exchange 2007.
For Exchange 2003 these settings are under Control Panel -> Administrative tools -> Active
Directory Users and Computers.
1.
Open the Exchange Management Console.
2.
Under Recipient Configuration -> Mailbox there are
probably several mailboxes. Select the
mailbox which you want to make shared. Click on
Manage Full Access Permission from the
right pane.
3.
A new dialog will appear.
4.
Press the Add button and choose users to whom you want to grant access permission to this
folder.
If you want to give access to many users, create
a user group. It will be in this list among users,
you can select
the group just as you select regular users.
5.
When you click on OK, the user is added to a list.
6.
Press the Manage button.
Your changes will be presented in the same dialog.
7.
Press Finish to close this window.
If you want to remove permissions, the actions are very similar:
1. Click on Manage Full Access Permission from the right pane.
In the window all users having
permissions will be shown.
2.
Click on a user or a group and press the Delete button (the red cross). It will be immediately
deleted from the list.
3.
Press the Manage button to save changes.
Again, changes you have made are displayed to you.