You need to do the following:
1. Run the command prompt as administrator
2. Navigate to C:\Program Files (x86)\Research In Motion\BlackBerry Enterprise Server\Utility>iemstest.exe
3. This will spawn a Choose Profile dialog box. Leave the default selected profile of “BlackBerryServer” and click “OK”
4. In the Select Mailbox window which defaults to the GAL select the account and click “OK”
You should get the following output:
C:\Program Files (x86)\Research In Motion\BlackBerry Enterprise Server\Utility>i
emstest.exe
BlackBerry Enterprise Server Utility – IEMSTest.exe (IExchangeManageStore), Version 1.0
Copyright (c) Research In Motion, Ltd. 1999. All rights reserved.
Opening Default Message Store Mailbox – BESAdmin@server.com
User: Opening message store using
/o=Comm/ou=Exchange Administrative Group (BESERVER)/cn=Recipients/cn=user
/o=Comm/ou=Exchange Administrative Group (BESERVER)/cn=Configuration/cn=Servers/cn=SERVER/cn=Microsoft Private MDB
User: Mailbox opened successfully
User: Root Folder opened successfully
User: Folder created successfully
User: Test folder deleted successfully
User: MAPI test completed successfully
User: CDO Server Name: BESERVER
User: CDO Mailbox DN: /o=Commsult/ou=Exchange Administrative Group (SERVER)/cn=Recipients/cn=user
User: CDO logon successful
User: Get default calendar folder successful
User: Get calendar folder name successful: ‘Calendar’
User: CDO test completed successfully
User: No Send As permission for the {Domain\besadmin} accountoperator.
User: Initializing EWS Proxy… successful
User: Configuring User… successful
User: EWS calendar find request… failed
C:\Program Files (x86)\Research In Motion\BlackBerry Enterprise Server\Utility>iemstest.exe
BlackBerry Enterprise Server Utility – IEMSTest.exe (IExchangeManageStore), Version 1.0
Copyright (c) Research In Motion, Ltd. 1999. All rights reserved.
Opening Default Message Store Mailbox – BESAdmin
User: Opening message store using /o=Domain/ou=Exchange Administrative Group (Server/cn=Recipients/cn=user
/o=Commsult/ou=Exchange Administrative Group (Server)/cn=Configuration/cn=Servers/cn=COMMSVR6/cn=Microsoft Private MDB
User: Mailbox opened successfully
User: Root Folder opened successfully
User: Folder created successfully
User: Test folder deleted successfully
User: MapI test completed successfully
User: CDO Server Name: COMMSVR6
User: CDO Mailbox DN: /o=Commsult/ou=Exchange Administrative Group (Server)/cn=Recipients/cn=user
User: CDO logon successful
User: Get default calendar folder successful
User: Get calendar folder name successful: ‘Calendar’
User: CDO test completed successfully
User: No Send As permission for the {COMMSULT\besadmin} accountoperator.
User: Initializing EWS Proxy… successful
User: Configuring User… successful
User: EWS calendar find request… failed


