Update Exchange 2003 Sp2 18Gb Limit

* On the computer that is running Exchange 2003 SP2, click Start, click Run, type regedit, and then click OK.
* Click one of the following registry subkeys, as appropriate for thestore that you want to increase:

* For a mailbox store, click the following registry subkey:
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\MSExchangeIS\Servername\Private-Mailbox Store GUID

* For a public folder store, click the following registry subkey:
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\MSExchangeIS\Server name\Public-PublicStore GUID


* On the Edit menu, point to New, and then click DWORD Value.
* In the New Value #1 box, type Database Size Limit in Gb, and then press ENTER.
* Right-clickDatabase Size Limit in Gb, and then click Modify.
* Click Decimal, and then type an integer from 1 to 75 in the Value data box.
Note These integer values represent the maximum sizeof the database in gigabytes (GB). For example, a value of 75 represents a database that has a maximum size of 75 GB.
* Click OK, and then exit Registry Editor.
* Restart theMicrosoft Exchange Information Store service. To do this, follow these steps:

1. Click Start, click Run, type cmd, and then click OK.
2. At the command prompt, type the followingcommand, and then press ENTER:
net stop msexchangeis

3. After the Microsoft Exchange Information Store service has stopped successfully, type the following command, and then pressENTER:
net start msexchangeis


* Examine the Application log to verify that the database size has been set successfully. To do this, follow these steps:

1. Click Start,click Run, type eventvwr, and then click OK.
2. In the Event Viewer tool, click Application.
3. Double-click event ID 1216 to verify that the database size has been set successfully.