Add Recipient to Name Box and Grant
Mailbox Permissions
To grant mailbox permissions to a mailbox-enabled user, or
mail-enabled user or group, the user or group must appear in
Name on the Mailbox Rights tab.
On the Start menu, point to
Programs, point to Administrative Tools, and then
click Active Directory Users and Computers.
In Active Directory Users and Computers, on the
View menu, click Advanced Features.
In the console tree, expand the Windows 2000 domain.
Double-click Users, or double-click the node that contains
the recipient information you want to modify.
In the details pane, double-click the user or group you are
adding to Name on the Mailbox Rights tab.
In the Exchange Advanced tab, click on Mailbox
Rights.
In the Mailbox Rights tab, click Add.
In the Select Users, Computers or Groups dialog box,
under Name, select the user or group you want to add to
Name on the Mailbox Rights tab.
Click Add, and then click OK to return to the
Mailbox Rights tab.