For Exchange Administrators Only
The Username and Password used to login to the Exchange Server should have enough permission to access mailboxes that need to be backed up.
Giving the administrator account full access to all the mailboxes (Information Store)
The Administrators group should have the Allow option set and Deny option not set for “Send As” and “Receive As” Permission.
i. Open the Exchange System Manager.
ii. Expand the Organization
iii. Expand the Administrative Groups container.
iv. Expand <administrative group name>, Servers container, <server name>, the Storage Group and <storage group name>
a. Right click on the store containing the mailboxes you want to grant access to, and choose properties.
b. Click on the security tab and choose the Administrators group from the list. If the Administrators group is not already there, click on Add and add it.
264733 How to enable the Security tab for the organization object in Exchange 2000 and in Exchange 2003 http://support.microsoft.com/default.aspx?scid=kb;EN-US;264733
c. Scroll down the list of permissions and check allow for the Send As and Receive As permission and then click OK. Make sure the Deny Permissions are not set.
if you still cannot access the mailbox restart the Remote Backup Client Software. Restart all exchange services from the services panel or reboot the machine.
Giving a Domain User access to a particular mailbox
These following steps have to be done on all the mailboxes(user accounts) that you are trying to access and backup.
Suppose you are trying to access MailBox B and C with Username A. You must grant access for Username A to access MailBoxes B and C. So you should edit the mailbox rights of B and C to grant permission for A.
Follow these steps to grant access to a user for a mailbox.
i. Open Active Directory Users and Computers from Control Panel -> Administrative Tools. Go to the Users section.
ii. Right Click on the mailbox (user account) that you are trying access and back up from the client software. Select Properties
iii. Navigate to the "Exchange Advanced" Tab. Click on MailBox Rights.
iv. Click on Add and add the user that you are using to back up Exchange. Grant "Full MailBox Access" and click ok.
If you still cannot access the mailbox, restart the Remote Backup Client Software. Restart all exchange services from the services panel or reboot the machine.
Creating a new user and giving him access to all the mailboxes (Information Store)
i. Open Active Directory Users and Computers from Control Panel -> Administrative Tools.
ii. Right Click on Users and select New User. Give the new user a FirstName, LastName, logon name etc, and click Next.
iii. Type a password, enter the same in the Confirm Password, select your password options, and click Next.
iv. Make sure "Create an Exchange Mailbox" is checked, then click Next.
v. Click on Finish to create the user.
vi. Right Click on the created user and select Properties.
vii. Navigate to the "Member of" Tab, click on Add. Type Administrators, click OK and then OK again to close both windows.
viii. Open the Exchange System Manager.
ix. Expand the Organization.
x. Right click (on the top node) and choose the Delegate control…
a. Click next and then Add and Browse. From the object picker choose the user (the user that we just created) to which you want to grant access, and click ok
b. Make sure the Exchange View Only Administrator is chosen and click OK.
c. Click Next and Finish.
xi. Next expand the Administrative Groups container
xii. Expand <administrative group name>, Servers container, <server name>, the Storage Group and <storage group name>
a. Right click on the store containing the mailboxes you want to grant access to and choose Properties.
b. Click on the security tab and choose the user from the list. If the user was added as part of a group at the View Only Administrator level then that individual user will need to be added at this time if the entire group is not going to be granted Receive As permissions here. If the security tab is not visible, follow the instructions in the following article.
264733 How to enable the Security tab for the organization object in Exchange 2000 and in Exchange 2003 http://support.microsoft.com/default.aspx?scid=kb;EN-US;264733
c. Scroll down the list of permissions and check Allow for the Send As and Receive As permission and then click OK.
The Information store may cache this data and it can take up to 2 hours for this cache to be flushed. Dismount and remount the store to flush this cache immediately or reboot the machine for this cache to reflect the permissions immediately.