651 To help determine what security patches are available for your system, you should use a tool like the Microsoft Baseline Security Analyzer (MBSA) to scan your system. Information about MBSA can be found in the article, Microsoft Baseline Security Analyzer. Exchange Server 2003 Service Pack 2 (SP2) is a cumulative service pack for Exchange Server 2003. Exchange Server 2003 SP2 provides better protection, reliability, and easier administration as well as improved mobile messaging to your Exchange Server 2003 messaging environment when used with compatible devices. For information about Exchange Server 2003 SP2, see the following resources: Exchange Server 2003 SP2 Overview Service Pack 2 for Exchange Server 2003 SP2 Release Notes Microsoft Knowledge Base article 906669, Issues that are fixed in Exchange Server 2003 SP2 For information about how to install Exchange Server 2003 SP1 or Exchange Server 2003 SP2 in a clustered Exchange environment, see the following article on the Microsoft Exchange Blog Web site: 652 Upgrading to E2k3 SP2 cluster Note: The content of each blog and its URL are subject to change without notice. Exchange Server Best Practices Analyzer Tool The Microsoft Exchange Server Best Practices Analyzer Tool automatically examines an Exchange Server deployment and determines if the configuration is set according to Microsoft best practices. After installing or upgrading Exchange, or after making configuration changes, it is recommended that you run the Exchange Server Best Practices Analyzer Tool. For more information, see the Exchange Server Best Practices Analyzer Tool Web site. Configuring DNS Some e-mail systems, such as Microsoft Hotmail®, will not accept e-mail from organizations that do not have reverse DNS records. If you want your users to be able to send e-mail to these systems, be sure to create a 653 reverse DNS record. If your ISP manages your DNS records, your ISP must create this record for you. For more information about configuring DNS, see the Exchange Server 2003 Transport and Routing Guide. How to View Exchange Setup Events in the Application Event Log After you complete your Microsoft® Exchange 2003 deployment, you can verify that your installation was successful by using the Exchange 2003 setup log and the Windows Event Viewer. Procedure To view Exchange Setup events in the Application Event Log 1. On the Start menu, click Run and then type Eventvwr. 2. Select Application Log. 3. Filter or look for entries with an Event Source of MSExchangeSetup. 654 How to Uninstall Exchange Server 2003 After ensuring that your organization meets certain prerequisites, you can run Exchange Setup to uninstall Exchange Server 2003. To uninstall Exchange Server 2003, you must have the Exchange Server 2003 CD or access to the Exchange Server 2003 setup files. Before You Begin To remove Exchange Server 2003, you must first ensure that your organization meets certain prerequisites. Of these prerequisites, the following are enforced by Exchange Server 2003 Setup: If you have Exchange Full Administrator permissions at the administrative group level, you can uninstall Exchange Server 2003, provided that you have permissions for the administrative group to which the server belongs. For more information about Exchange Server 2003 permissions, see the Exchange Server 2003 Administration Guide. If there are any mailboxes assigned to a storage group on a server, you cannot uninstall Exchange Server 2003 from that server. In this case, you must either move or delete the mailboxes before you can uninstall Exchange. For more information on how to move mailboxes, see How to Use Exchange Task Wizard to Move Mailboxes. 655 You cannot uninstall Exchange Server 2003 from a server if it is the only server in your organization running the Recipient Update Service. Instead, you must first use Exchange System Manager to enable the Recipient Update Service on another server. For more information on how to create a new Recipient Update Service, see How to Create a New Recipient Update Service. You cannot uninstall Exchange Server 2003 from a server if it is the only server in a mixed administrative group that is running Site Replication Service (SRS). Instead, you must first enable SRS on another Exchange server. You cannot uninstall Exchange Server 2003 from a server if it is a bridgehead server for a connector and there are other Exchange servers in your organization. Instead, you must first designate a new bridgehead server. You cannot uninstall Exchange Server 2003 from a server if it is the routing master and there are other Exchange servers in your organization. Instead, you must first designate a new routing master. The following prerequisites are not enforced by Exchange Setup and must be manually checked: 656 If your server is in one administrative group, but is also in a routing group that exists in a different administrative group, you must have permissions for both administrative groups (or to the Exchange organization), otherwise the uninstall process will fail. For more information about Exchange Server 2003 permissions, see the Exchange Server 2003 Administration Guide. You cannot use Setup in unattended mode to uninstall Exchange Server 2003. To uninstall the last Exchange Server 2003 server in the forest and remove your Exchange organization, you must use an account that has Exchange Full Administrator permissions at the organization level and is a local administrator on the computer. Specifically, you can use the account you designated while running ForestPrep or an account from the group that you designated. For more information about Exchange Server 2003 permissions, see the Exchange Server 2003 Administration Guide. Procedure To uninstall Exchange Server 2003 1. Log on to the server from which you want to uninstall Exchange. 657 2. Click Start, point to Control Panel, and then click Add or Remove Programs. 3. In Add or Remove Programs, select Microsoft Exchange, and then click Change/Remove. 4. On the Welcome to the Microsoft Exchange Installation Wizard page, click Next. 5. On the Component Selection page, in the Action column, use the drop-down arrows to select Remove, and then click Next. The Component Selection page 658 6. On the Installation Summary page, verify that the Action column is set to Remove, and then click Next. 7. On the Completing the Microsoft Exchange Installation Wizard page, click Finish. 659 Batch File and Command Line Migrations for Exchange Server 2003 Because Migration Wizard is a single-threaded application, to increase performance and speed of your migration, you can run your migration using a batch file process to migrate your data. This option is available only if you run Migration Wizard from the command line. You can use the command line reference and the batch files (with examples provided later in this topic) to increase the performance of your migration. Command Line Reference Use the following switches available in Migration Wizard to run your migration from the command line. Syntax Mailmig [/C:File [/A:Account] [/D: Domain name] [/P:Password] [/S] [/M] [/?/h/help] Switches Table 1 lists the command line switches. 660 Table 1 Command line switches Switch Description /C:File The location of the control file. The control file is a text file containing parameters and their values, which are separated by commas. /A:Account The name of an account that has administrative privileges for the mailboxes that you are migrating. Note: You can only use this switch if the source mailboxes are on an Exchange server. . Server 2003. To uninstall Exchange Server 2003, you must have the Exchange Server 2003 CD or access to the Exchange Server 2003 setup files. Before You Begin To remove Exchange Server 2003, . Exchange Server 2003 SP2 For information about how to install Exchange Server 2003 SP1 or Exchange Server 2003 SP2 in a clustered Exchange environment, see the following article on the Microsoft. Exchange Server 2003 permissions, see the Exchange Server 2003 Administration Guide. Procedure To uninstall Exchange Server 2003 1. Log on to the server from which you want to uninstall Exchange.