Applies to: Exchange Server 2007
Topic Last Modified: 2007-06-15

Use the Limits tab to specify the storage limits, the warning message interval, and the deletion settings for a mailbox database.

Note:
You can also use the Exchange Management Shell to set the properties of a mailbox database. For more information, see Set-MailboxDatabase (RTM).

Use this tab to view and configure the following limits for the mailbox database.

Issue warning at (KB)

Select this check box to automatically warn mailbox users that their mailbox is approaching its storage limit.

To specify the storage limit, select the check box, and then specify in kilobytes (KB) how much content can be stored in the mailbox before a warning e-mail message is sent to the mailbox users. You can enter a value between 0 and 2,147,483,647 KB (2.1 terabytes).

Prohibit send at (KB)

Select this check box to prevent users from sending new e-mail messages after the size of their mailbox reaches the specified limit.

To specify this limit, select the check box, and then type the size of the mailbox in kilobytes (KB) at which you want to prohibit the sending of new e-mail messages and notify the user. You can enter a value between 0 and 2,147,483,647 KB (2.1 terabytes).

Prohibit send and receive at (KB)

Use this check box to prevent users from sending and receiving e-mail messages after their mailbox size reaches the specified limit. To specify this limit, select the check box, and then type the size of the mailbox in kilobytes (KB) at which you want to prohibit the sending and receiving of e-mail messages and notify the user. You can enter a value between 0 and 2,147,483,647 KB (2.1 terabytes).

Warning message interval

Use this list to specify the time at which mailboxes are scanned for compliance with the storage limits that you set.

To select one of the default intervals, click the list, and then select one of the following:

  • Run daily at midnight

  • Run daily at 1:00 A.M.

  • Run daily at 2:00 A.M.

  • Use Custom Schedule

If you select Use Custom Schedule, you must click Customize to set the schedule.

Keep deleted items for (days)

Use this box to set the numbers of days that deleted items are retained in a mailbox. You can enter a value between 0 and 24,855 days.

Keep deleted mailboxes for (days)

Use this box to set the numbers of days that deleted mailboxes are retained. You can enter a value between 0 and 24,855 days.

Do not permanently delete items until the database has been backed up

Select this check box to prevent mailboxes and e-mail messages from being deleted until after the mailbox database has been backed up.