Reinstall the Hub Transport Role in Windows Small Business Server 2011 Standard

Applies To: Windows Small Business Server 2011 Standard

Warning

You should only uninstall or reinstall the Hub Transport Role as a last option. Before you uninstall or reinstall the Hub Transport Role, you should troubleshoot issues in the related software and services, and try to isolate the root cause of the issues. If you are unable to determine and correct the root cause, you may be able to fix the issues by restoring the server from a good backup.

To verify whether the Hub Transport Role is already installed

  1. Click Start, click Control Panel, click Programs, and then click Programs and Features.

  2. Click Microsoft Exchange Server 2010, and then click Change.

  3. On the User Account Control page, click Continue.

  4. In the Exchange Maintenance Mode dialog box, click Next.

  5. In Server Role Selection, if the Hub Transport Role check box is shaded or selected, the role is installed. Otherwise, it is not installed.

  6. Click Cancel to close the wizard.

To uninstall the Hub Transport Role

  1. Click Start, click Control Panel, click Programs, and then click Programs and Features.

  2. Click Microsoft Exchange Server 2010, and then click Uninstall.

  3. On the User Account Control page, click Continue.

  4. In the Exchange Maintenance Mode dialog box, click Next.

  5. In Server Role Selection, click the Hub Transport Role to clear the check box, and then click Next.

  6. On the Readiness Checks page, view the status to determine if the organization and server role prerequisite checks completed successfully. If the prerequisites checks did not complete successfully, review the Summary page to help troubleshoot and fix any issues that are preventing Setup from completing. If the checks have completed successfully, click Uninstall to remove the Hub Transport Role.

  7. On the Completion page, click Finish.

To reinstall the Hub Transport Role in Windows Small Business Server 2011 Standard

  1. Create a registry value to use with Windows SBS 2011 Standard Disc 2 (Component Technologies for Server Repair) and Microsoft Exchange Server 2010 by doing the following:

    1. Open Registry Editor.

Warning

Incorrectly editing the registry may severely damage your system. Before making changes to the registry, you should back up any valued data on the computer.

2.  On the **User Account Control** page, click **Continue**.  

3.  Navigate to HKEY\_LOCAL\_MACHINE\\SOFTWARE\\Classes\\Installer\\Products\\ AE1D439464EB1B8488741FFA028E291C\\SourceList\\Media.  

4.  To create a new string value named MediaPackage, right-click **Media**, click **New**, and click **String Value**; in **Name**, type **MediaPackage**, and then press ENTER.  

5.  Double-click **MediaPackage**; in **Edit String**, in **Value data**, type **\\CMPNENTS\\EXCHANGE14\_SP1\\**, and then click **OK**.  

6.  Close Registry Editor.  
  1. Install the Hub Transport Role by doing the following:

    1. Click Start, click Control Panel, click Programs, and then click Programs and Features.

    2. Click Microsoft Exchange Server 2010, and then click Change.

    3. On the User Account Control page, click Continue.

    4. In the Exchange Maintenance Mode dialog box, click Next.

    5. In Server Role Selection, select Hub Transport Role, and then insert Windows SBS 2011 Standard Disc 2 (Component Technologies for Server Repair).

Note

If the Hub Transport Role is shaded or selected, the role is installed and you do not need to reinstall it.

6.  In **Specify the path for the Exchange Server installation files**, click **Browse**.  

7.  Click **\<DVD Drive\>:\\CMPNENTS\\EXCHANGE14\_SP1**, where *\<DVD Drive\>* is the name of your media drive, click **OK**, and then click **Next**.  

8.  In the **Readiness Checks** dialog box, click **Install**.  

Note

The installation might take several minutes.

9.  When the installation completes, click **Finish**.  
  1. Run the Fix My Network Wizard so that you can send email messages to the Internet by doing the following:

    1. Open the Windows SBS Console.

    2. On the navigation bar, click Network, and then click Connectivity.

    3. In the task pane, click Fix my network.

    4. Follow the instructions in the wizard. You can click each potential issue that the wizard lists to get more information. To recreate the default Send and Receive connectors to re-establish mail flow, select Exchange SMTP connectors are invalid.

    5. If you renamed the c:\inetpub\mailroot folder in step 2, change the folder name back to c:\inetpub\mailroot.