Users don’t receive Mailbox Quota Warnings in Microsoft Exchange 2010 SP1/SP2 – Quota Warnings Aren’t Generated
This is a design update that Microsoft made in Exchange 2010 Service Pack 1. Prior to Service Pack 1, quota warning messages were generated automatically whenever the mail users hit the quota warning threshold. After Service Pack 1 that won’t be generated unless you:
Set the “prohibit send” quota value. You can go to Microsoft site or do a Google search to find out more about how that works.
Add a new Flag/Registry key:
We are going to add the necessary flag.
Add the following registry key and restart the Information Store. Quota notification emails will start working, and people will start getting them once a day if they have exceeded the quota value.
Run Regedit, and go to the following:
Create a New DWORD Value.
Type CheckWarningQuota , and then press Enter.
Right-click CheckWarningQuota, and then click Modify.
In the Value data box, type 1, and then click OK.
Exit the Registry and restart the Information Store.
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