If you need to specify a value greater than 2097151 bytes on Limits tab of the Mailbox Store Properties of the Exchange System Manager you will get an error message because this operation is not supported.
When you add a high value on the Limits of Mailbox Store in Exchange System Manager, you receive the following error message:
"The value for '<error>' is not valid. Specify a value from 0 through 2097151", where <error> can be the three settings: Issue Warning at (KB), Prohibit send at(KB) and Prohibit send and receive at (KB).
To reproduce the problem, follow these steps:
1. Start the Exchange System Manager
2. Expand Administrative Groups
3. Expand <Your administrative group>
4. Expand Servers
5. Expand <Your Server>
6. Expand <Your Storage Group>
7. Right click on <You Mailbox Store> and click on Properties, and click again in tab Limits.
8. The settings bellow are affected by the limit of 2097151:
- Issue warning at (KB)
- Prohibit send at (KB)
- Prohibit send and receive at (KB)
This problem occurs when the values on Limits tab of a Mailbox Store is greater than 2097151. You can review this settings on the Properties of Mailbox Store in Exchange System Manager.
To resolve this issue you can configure over size limits changing value of these attributes in the Active Directory for mDBStorageQuota, mdbOverQuotaLimit and mDBOverHardQuotaLimit using ADSIEdit.msc wich is available in Microsoft Windows 2000/2003 Support Tools. For additional information about how to install Windows 2000/2003 Support Tools, click the following article number to view the article in the Microsoft Knowledge Base:
301423 How to install the Windows 2000 Support Tools to a Windows 2000 Server-based computer
1. Open ADSIEdit and connect to a domain controller.
2. Open the Configuration Container.
3.Navigate to the following location:
Configuration/Services/Microsoft Exchange/<Your Organization>/Administrative Groups/<Your Administrative Group>/Servers/<Your Exchange Server>/InformationStore/<Your Storage Group>
4. Right click on <Your Mailbox Store>, and then click Properties
5. For Attributes,
select this atribbutes:
mDBStorageQuota for change the value of Issue warning at(KB)
in Exchange System Manager
mdbOverQuotaLimit for change the value of Prohibit send at (KB)
mDBOverHardQuotaLimit for change the value of Prohibit send and receive at (KB)
6. In the Edit
field, enter the value you want to set and then OK
7. Click Apply
and then OK
8. Exit out of ADSIEdit
327378 Exchange 2000 and Exchange 2003 mailbox size limits are not enforced in a reasonable period of time.
319583 How to configure Storage limits on mailboxes in Exchange 2000